Difference between revisions of "Glossary of concepts in biology N-Z"

From WikiMD
Jump to navigation Jump to search
(Created page with "==N== * '''n''' - noun the 14th letter of the Roman alphabet; (of a solution) concentration expressed in gram equivalents of solute per liter; a unit of force equal t...")
(Tag: 2017 source edit)
 
(No difference)

Latest revision as of 20:22, 14 August 2019

N

  • n - noun the 14th letter of the Roman alphabet; (of a solution) concentration expressed in gram equivalents of solute per liter; a unit of force equal to the force that imparts an acceleration of 1 m/sec/sec to a mass of 1 kilogram; equal to 100,000 dynes; the cardinal compass point that is at 0 or 360 degrees; a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
  • n-th - adj. last or greatest in an indefinitely large series
  • na - noun a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
  • nacre - noun the iridescent internal layer of a mollusk shell
  • nad - noun a coenzyme present in most living cells and derived from the B vitamin nicotinic acid; serves as a reductant in various metabolic processes
  • nadp - noun a coenzyme similar to NAD and present in most living cells but serves as a reductant in different metabolic processes
  • nagging - adj. continually complaining or faultfinding
  • nail - noun a thin pointed piece of metal that is hammered into materials as a fastener; horny plate covering and protecting part of the dorsal surface of the digits; a former unit of length for cloth equal to 1/16 of a yard; verb attach something somewhere by means of nails; complete a pass; take into custody; hit hard; locate exactly;succeed at easily; succeed in obtaining a position
  • naive - adj. inexperienced; marked by or showing unaffected simplicity and lack of guile or worldly experience; not initiated; deficient in relevant experience; lacking information or instruction; of or created by one without formal training; simple or naive in style
  • naked - adj. lacking any cover; devoid of elaboration or diminution or concealment; bare and pure; having no protecting or concealing cover; (of the eye or ear e.g.) without the aid of an optical or acoustical device or instrument; completely unclothed
  • nakedness - noun the state of being without clothing or covering of any kind; characterized by an attitude of ready accessibility (especially about one's actions or purposes); without concealment; not secretive; a bleak and desolate atmosphere
  • name - noun by the sanction or authority of; a language unit by which a person or thing is known; a defamatory or abusive word or phrase; family based on male descent; a well-known or notable person; a person's reputation; verb mention and identify by name;give the name or identifying characteristics of; refer to by name or some other identifying characteristic property; assign a specified (usually proper) proper name to; charge with a function; charge to be; determine or distinguish the nature of a problem or an illness through a diagnostic analysis; identify as in botany or biology, for example; give or make a list of; name individually; give the names of; make reference to; create and charge with a task or function
  • named - adj. bearing the author's name; given or having a specified name
  • namely - adv. as follows
  • names - noun verbal abuse; a crude substitute for argument
  • namibia - noun a republic in southwestern Africa on the south Atlantic coast (formerly called South West Africa); achieved independence from South Africa in 1990; the greater part of Namibia form part of the high Namibian plateau of South Africa
  • namibian - adj. of or relating to Namibia or its people; noun a native or inhabitant of Namibia
  • naming - adj. inclined to or serving for the giving of names; noun the verbal act of naming; the act of putting a person into a non-elective position
  • nance - noun offensive terms for an openly homosexual man
  • nanometer - noun a metric unit of length equal to one billionth of a meter
  • naomi - noun the mother-in-law of Ruth whose story is told in the Book of Ruth in the Old Testament
  • narcolepsy - noun a sleep disorder characterized by sudden and uncontrollable episodes of deep sleep
  • narcotic - adj. inducing mental lethargy; inducing stupor or narcosis;of or relating to or designating narcotics; noun a drug that produces numbness or stupor; often taken for pleasure or to reduce pain; extensive use can lead to addiction
  • narrate - verb provide commentary for a film, for example; narrate or give a detailed account of
  • narration - noun (rhetoric) the second section of an oration in which the facts are set forth; the act of giving an account describing incidents or a course of events; a message that tells the particulars of an act or occurrence or course of events; presented in writing or drama or cinema or as a radio or television program
  • narrative - adj. consisting of or characterized by the telling of a story; noun a message that tells the particulars of an act or occurrence or course of events; presented in writing or drama or cinema or as a radio or television program
  • narrow - adj. limited in size or scope; not wide; very limited in degree; lacking tolerance or flexibility or breadth of view;characterized by painstaking care and detailed examination; noun a narrow strait connecting two bodies of water; verb make or become more narrow or restricted; become tight or as if tight; become more special; define clearly
  • narrowed - adj. having the opening reduced squeezed; made narrow; limited in breadth; reduced in size as by squeezing together
  • narrowing - adj. (of circumstances) tending to constrict freedom;becoming gradually narrower; noun the act of making something narrower; an instance of becoming narrow; a decrease in width
  • narrowly - adv. in a narrow manner; not allowing for exceptions
  • nasa - noun an independent agency of the United States government responsible for aviation and spaceflight
  • nasal - adj. sounding as if the nose were pinched; of or in or relating to the nose; noun an elongated rectangular bone that forms the bridge of the nose; a consonant produced through the nose with the mouth closed
  • nascent - adj. being born or beginning
  • nash - noun United States writer noted for his droll epigrams (1902-1971)
  • nast - noun United States political cartoonist (1840-1902)
  • nasty - adj. exasperatingly difficult to handle or circumvent;offensive or even (of persons) malicious; disgustingly dirty; filled or smeared with offensive matter; characterized by obscenity
  • nation - noun the people who live in a nation or country; a federation of tribes (especially native American tribes); United States prohibitionist who raided saloons and destroyed bottles of liquor with a hatchet (1846-1911); a politically organized body of people under a single government
  • national - adj. concerned with or applicable to or belonging to an entire nation or country; limited to or in the interests of a particular nation; owned or maintained for the public by the national government; of or relating to or belonging to a nation or country; of or relating to nationality; characteristic of or peculiar to the people of a nation; inside the country; noun a person who owes allegiance to that nation
  • nationalist - adj. devotion to the interests or culture of a particular nation including promoting the interests of one country over those of others; noun an advocate of national independence of or a strong national government; one who loves and defends his or her country
  • nationality - noun people having common origins or traditions and often comprising a nation; the status of belonging to a particular nation by birth or naturalization
  • nationwide - adj. occurring or extending throughout a country or nation; adv. extending throughout an entire nation
  • native - adj. belonging to one by birth; characteristic of or existing by virtue of geographic origin; characteristic of or relating to people inhabiting a region from the beginning; as found in nature in the elemental form; noun a person who was born in a particular place; an indigenous person
  • nato - noun an international organization created in 1949 by the North Atlantic Treaty for purposes of collective security
  • natriuresis - noun the presence of abnormally large amounts of sodium in the urine
  • natriuretic - adj. of or relating to natriuresis
  • natural - adj. being talented through inherited qualities; related by blood; not adopted; in accordance with nature; relating to or concerning nature; existing in or produced by nature; not artificial or imitation; existing in or in conformity with nature or the observable world; neither supernatural nor magical; (of a key) containing no sharps or flats; (of a note) being neither raised nor lowered by one chromatic semitone; functioning or occurring in a normal way; lacking abnormalities or deficiencies; (used especially of commodities) being unprocessed or manufactured using only simple or minimal processes; unthinking; prompted by (or as if by) instinct;free from artificiality; noun (craps) a first roll of 7 or 11 that immediately wins the stake; a notation cancelling a previous sharp or flat; someone regarded as certain to succeed
  • naturalist - noun a biologist knowledgeable about natural history (especially botany and zoology); an advocate of the doctrine that the world can be understood in scientific terms
  • naturalized - adj. planted so as to give an effect of wild growth;introduced from another region and persisting without cultivation
  • naturally - adv. as might be expected; according to nature; by natural means; without artificial help; in a natural or normal manner;through inherent nature
  • nature - noun the complex of emotional and intellectual attributes that determine a person's characteristic actions and reactions; the essential qualities or characteristics by which something is recognized; a particular type of thing; the natural physical world including plants and animals and landscapes etc.; a causal agent creating and controlling things in the universe
  • nausea - noun disgust so strong it makes you feel sick; the state that precedes vomiting
  • nautical - adj. relating to or involving ships or shipping or navigation or seamen
  • nautilus - noun a submarine that is propelled by nuclear power;cephalopod of the Indian and Pacific oceans having a spiral shell with pale pearly partitions; cephalopod mollusk of warm seas whose females have delicate papery spiral shells
  • naval - adj. connected with or belonging to or used in a navy
  • nave - noun the central area of a church
  • navigable - adj. able to be sailed on or through safely
  • navigate - verb direct carefully and safely; act as the navigator in a car, plane, or vessel and plan, direct, plot the path and position of the conveyance; travel by boat propelled by wind or by other means
  • navigation - noun the guidance of ships or airplanes from place to place; ship traffic; the work of a sailor
  • navigator - noun in earlier times, a person who explored by ship;the member of an aircrew who is responsible for the aircraft's course; the ship's officer in charge of navigation
  • navy - noun an organization of military vessels belonging to a country and available for sea warfare; a dark shade of blue; the navy of the United States of America; the agency that maintains and trains and equips combat-ready naval forces
  • ne - noun a midwestern state on the Great Plains; the compass point midway between north and east; at 45 degrees; a colorless odorless gaseous element that give a red glow in a vacuum tube; one of the six inert gasses; occurs in the air in small amounts
  • near - adj. not far distant in time or space or degree or circumstances; closely resembling the genuine article; being on the left side; very close in resemblance; with or in a close or intimate relationship; giving or spending with reluctance; adv. near in time or place or relationship; (of actions or states) slightly short of or not quite accomplished; verb move towards
  • nearby - adj. close at hand; adv. not far away in relative terms
  • nearer - adv. (comparative of `near' or `close') within a shorter distance
  • nearest - adv. (superlative of `near' or `close') within the shortest distance
  • nearly - adv. (of actions or states) slightly short of or not quite accomplished; in a close manner
  • neat - adj. without water; free from what is tawdry or unbecoming;clean or orderly; showing care in execution; free from clumsiness; precisely or deftly executed; very good
  • neaten - verb care for one's external appearance; put (things or places) in order
  • neatly - adv. with neatness
  • nebraska - noun a midwestern state on the Great Plains
  • nebulous - adj. lacking definition or definite content; lacking definite form or limits; of or relating to or resembling a nebula
  • necessarily - adv. in an essential manner; as a highly likely consequence; in such a manner as could not be otherwise
  • necessary - adj. unavoidably determined by prior circumstances;absolutely essential; noun anything indispensable
  • necessitate - verb require as useful, just, or proper; cause to be a concomitant
  • necessity - noun anything indispensable; the condition of being essential or indispensable
  • neck - noun an opening in a garment for the neck of the wearer; a part of the garment near the wearer's neck; the part of an organism that connects the head to the rest of the body; a cut of meat from the neck of an animal; a narrow elongated projecting strip of land; verbkiss, embrace, or fondle with sexual passion
  • necklace - noun jewelry consisting of a cord or chain (often bearing gems) worn about the neck as an ornament (especially by women)
  • necklike - adj. resembling a neck
  • neckwear - noun articles of clothing worn about the neck
  • necrosis - noun the localized death of living cells (as from infection or the interruption of blood supply)
  • necrotic - adj. relating to or affected by necrosis
  • nectar - noun fruit juice especially when undiluted; a sweet liquid secretion that is attractive to pollinators; (classical mythology) the food and drink of the gods; mortals who ate it became immortal
  • need - noun anything that is necessary but lacking; a condition requiring relief; the psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior; a state of extreme poverty or destitution; verb have or feel a need for; have need of; require as useful, just, or proper
  • needed - adj. necessary for relief or supply
  • needle - noun a sharp pointed implement (usually steel); a slender pointer for indicating the reading on the scale of a measuring instrument; a stylus that formerly made sound by following a groove in a phonograph record; as the leaf of a conifer; verb goad or provoke,as by constant criticism; prick with a needle
  • needle-shaped - adj. narrow and long and pointed; as pine leaves
  • needlelike - adj. ending in a sharp point
  • needlessly - adv. without need
  • needs - adv. in such a manner as could not be otherwise
  • negation - noun (logic) a proposition that is true if and only if another proposition is false; the speech act of negating; a negative statement; a statement that is a refusal or denial of some other statement
  • negative - adj. expressing or consisting of a negation or refusal or denial; having the quality of something harmful or unpleasant;characterized by or displaying negation or denial or opposition or resistance; having no positive features; less than zero; reckoned in a direction opposite to that regarded as positive; not indicating the presence of microorganisms or disease or a specific condition;having a negative electric charge; involving disadvantage or harm;designed or tending to discredit, especially without positive or helpful suggestions; noun a piece of photographic film showing an image with black and white tones reversed; a reply of denial; verb vote against; refuse to endorse; refuse to assent
  • negatively - adv. in a negative way; in a harmful manner
  • neglect - noun the state of something that has been unused and neglected; willful lack of care and attention; failure to act with the prudence that a reasonable person would exercise under the same circumstances; the trait of neglecting responsibilities and lacking concern; lack of attention and due care; verb leave undone or leave out; fail to attend to; give little or no attention to; fail to do something; leave something undone
  • neglected - adj. lacking a caretaker; disregarded
  • negligible - adj. so small as to be meaningless; insignificant; not worth considering
  • negotiate - verb succeed in passing through, around, or over;discuss the terms of an arrangement
  • negotiation - noun the activity or business of negotiating an agreement; coming to terms; a discussion intended to produce an agreement
  • negotiator - noun someone who negotiates (confers with others in order to reach a settlement)
  • negro - adj. relating to or characteristic of or being a member of the traditional racial division of mankind having brown to black pigmentation and tightly curled hair; noun a person with dark skin who comes from Africa (or whose ancestors came from Africa)
  • neighborhood - noun people living near one another; a surrounding or nearby region; the approximate amount of something (usually used prepositionally as in `in the region of')
  • neighboring - adj. situated near one another; having a common boundary or edge; touching
  • nelumbo - noun sometimes placed in the family Nymphaeaceae: lotuses
  • nematoda - noun unsegmented worms: roundworms; threadworms; eelworms
  • nematode - noun unsegmented worms with elongated rounded body pointed at both ends; mostly free-living but some are parasitic
  • nemertea - noun proboscis worms
  • neoclassical - adj. characteristic of a revival of an earlier classical style
  • neon - noun a colorless odorless gaseous element that give a red glow in a vacuum tube; one of the six inert gasses; occurs in the air in small amounts
  • neoplasm - noun an abnormal new mass of tissue that serves no purpose
  • nephew - noun a son of your brother or sister
  • nephron - noun any of the small tubules that are the excretory units of the vertebrate kidney
  • nephropsidae - noun in some classifications coextensive with the Homaridae
  • neptune - noun a giant planet with a ring of ice particles; the 8th planet from the sun is the most remote of the gas giants; (Roman mythology) god of the sea; counterpart of Greek Poseidon
  • neritic - adj. relating to the region of shallow water adjoining the seacoast; of or relating to the region of the sea over the continental shelf which is less than 200 meters deep
  • nerve - noun any bundle of nerve fibers running to various organs and tissues of the body; impudent aggressiveness; the courage to carry on; verb get ready for something difficult or unpleasant
  • nerves - noun control of your emotions; an uneasy psychological state
  • nervous - adj. easily agitated; of or relating to the nervous system;unpredictably excitable (especially of horses); excited in anticipation;causing or fraught with or showing anxiety
  • nervousness - noun a sensitive or highly strung temperament; an uneasy psychological state; the anxious feeling you have when you have the jitters
  • nest - noun a kind of gun emplacement; furniture pieces made to fit close together; a gang of people (criminals or spies or terrorists) assembled in one locality; a cosy or secluded retreat; a structure in which animals lay eggs or give birth to their young; verb gather nests; fit together or fit inside; inhabit a nest, usually after building;move or arrange oneself in a comfortable and cozy position
  • net - adj. remaining after all deductions; conclusive in a process or progression; noun an open fabric of string or rope or wire woven together at regular intervals; a trap made of netting to catch fish or birds or insects; game equipment consisting of a strip of netting dividing the playing area in tennis or badminton; a goal lined with netting (as in soccer or hockey); a computer network consisting of a worldwide network of computer networks that use the TCP/IP network protocols to facilitate data transmission and exchange; the excess of revenues over outlays in a given period of time (including depreciation and other non-cash expenses); verb catch with a net;make as a net profit; yield as a net profit; construct or form a web, as if by weaving
  • netherlands - noun a constitutional monarchy in western Europe on the North Sea; half the country lies below sea level
  • netting - noun creating nets; a net of transparent fabric with a loose open weave
  • network - noun (broadcasting) a communication system consisting of a group of broadcasting stations that all transmit the same programs; (electronics) a system of interconnected electronic components or circuits; a system of intersecting lines or channels;an interconnected system of things or people; an open fabric of string or rope or wire woven together at regular intervals; verbcommunicate with and within a group
  • neural - adj. of or relating to neurons; of or relating to the nervous system
  • neurobiology - noun the branch of biology that deals with the anatomy and physiology and pathology of the nervous system
  • neurogenesis - noun the development of nerve tissues
  • neuroglia - noun sustentacular tissue that surrounds and supports neurons in the central nervous system; glial and neural cells together compose the tissue of the central nervous system
  • neurological - adj. of or relating to or used in or practicing neurology
  • neurologist - noun a medical specialist in the nervous system and the disorders affecting it
  • neurology - noun (neurology) the branch of medicine that deals with the nervous system and its disorders; the branch of medical science that deals with the nervous system
  • neuromuscular - adj. affecting or characteristic of both neural and muscular tissue
  • neuron - noun a cell that is specialized to conduct nerve impulses
  • neuronal - adj. of or relating to neurons
  • neuropsychiatric - adj. of or relating to neuropsychiatry
  • neuroscience - noun the scientific study of the nervous system
  • neurospora - noun genus of fungi with black perithecia used extensively in genetic research; includes some forms with orange spore masses that cause severe damage in bakeries
  • neurotransmitter - noun transmits nerve impulses across a synapse
  • neutral - adj. of something that is lacking hue; lacking distinguishing quality or characteristics; not supporting or favoring either side in a war, dispute, or contest; neither moral nor immoral; neither good nor evil, right nor wrong; possessing no distinctive quality or characteristics; having no net electric charge; not electrified; having no personal preference; having only a limited ability to react chemically; chemically inactive; noun one who does not side with any party in a war or dispute
  • neutralization - noun action intended to nullify the effects of some previous action; action intended to keep a country politically neutral or exclude it from a possible war; (euphemism) the removal of a threat by killing or destroying it (especially in a covert operation or military operation); a chemical reaction in which an acid and a base interact with the formation of a salt; with strong acids and bases the essential reaction is the combination of hydrogen ions with hydroxyl ions to form water
  • neutralize - verb make chemically neutral; make ineffective by counterbalancing the effect of; make incapable of military action; get rid of (someone who may be a threat) by killing; make politically neutral and thus inoffensive; oppose and mitigate the effects of by contrary actions
  • neutralized - adj. made neutral in some respect; deprived of distinctive characteristics
  • neutron - noun an elementary particle with 0 charge and mass about equal to a proton; enters into the structure of the atomic nucleus
  • neutrophil - noun the chief phagocytic leukocyte; stains with either basic or acid dyes
  • nevada - noun a state in the western United States
  • never - adv. not ever; at no time in the past or future; not at all; certainly not; not in any circumstances
  • nevertheless - adv. despite anything to the contrary (usually following a concession)
  • new - adj. unfamiliar; having no previous example or precedent or parallel; (of crops) harvested at an early stage of development; before complete maturity; in use after medieval times; not of long duration; having just (or relatively recently) come into being or been made or acquired or discovered; other than the former one(s); different; unaffected by use or exposure; used of a living language; being the current stage in its development; lacking training or experience; original and of a kind not seen before; (of a new kind or fashion) gratuitously new; adv. very recently
  • newborn - adj. having just or recently arisen or come into existence;recently borne; noun a baby from birth to four weeks
  • newly - adv. very recently
  • news - noun new information about specific and timely events; new information of any kind; information reported in a newspaper or news magazine; the quality of being sufficiently interesting to be reported in news bulletins; a program devoted to news
  • newspaper - noun the physical object that is the product of a newspaper publisher; a daily or weekly publication on folded sheets; contains news and articles and advertisements; a business firm that publishes newspapers; cheap paper made from wood pulp and used for printing newspapers
  • newt - noun small usually bright-colored semiaquatic salamanders of North America and Europe and northern Asia
  • newton - noun English mathematician and physicist; remembered for developing the calculus and for his law of gravitation and his three laws of motion (1642-1727); a unit of force equal to the force that imparts an acceleration of 1 m/sec/sec to a mass of 1 kilogram; equal to 100,000 dynes
  • next - adj. immediately following in time or order; nearest in space or position; immediately adjoining without intervening space; (of elected officers) elected but not yet serving; adv. at the time or occasion immediately following
  • ngo - noun an organization that is not part of the local or state or federal government
  • niagara - noun a river flowing from Lake Erie into Lake Ontario; forms boundary between Ontario and New York; waterfall in Canada is the Horseshoe Falls; in the United States it is the American Falls
  • nicaragua - noun a republic in Central America; achieved independence from Spain in 1821
  • nice - adj. pleasant or pleasing or agreeable in nature or appearance; done with delicacy and skill; exhibiting courtesy and politeness; noting distinctions with nicety; excessively fastidious and easily disgusted; socially or conventionally correct; refined or virtuous; noun a city in southeastern France on the Mediterranean; the leading resort on the French Riviera
  • nicety - noun conformity with some esthetic standard of correctness or propriety; a subtle difference in meaning or opinion or attitude
  • niche - noun (ecology) the status of an organism within its environment and community (affecting its survival as a species); a position particularly well suited to the person who occupies it; an enclosure that is set back or indented; a small concavity
  • nick - noun (British slang) a prison; a small cut; an impression in a surface (as made by a blow); verb mate successfully; of livestock;divide or reset the tail muscles of; cut a nick into; cut slightly, with a razor
  • nickname - noun a familiar name for a person (often a shortened version of a person's given name); a descriptive name for a place or thing; verb give a nickname to
  • nicolson - noun English diplomat and author (1886-1968)
  • nigeria - noun a republic in West Africa on the Gulf of Guinea; gained independence from Britain in 1960; most populous African country
  • night - noun darkness; the dark part of the diurnal cycle considered a time unit; the time after sunset and before sunrise while it is dark outside; the time between sunset and midnight; the period spent sleeping; a period of ignorance or backwardness or gloom; a shortening of nightfall; Roman goddess of night; daughter of Erebus; counterpart of Greek Nyx
  • nightfall - noun the time of day immediately following sunset
  • nightly - adj. happening every night; adv. at the end of each day
  • nightshade - noun any of numerous shrubs or herbs or vines of the genus Solanum; most are poisonous though many bear edible fruit
  • nighttime - noun the time after sunset and before sunrise while it is dark outside
  • nih - noun an agency in the Department of Health and Human Services whose mission is to employ science in the pursuit of knowledge to improve human health; is the principal biomedical research agency of the federal government
  • nike - noun (Greek mythology) winged goddess of victory; identified with Roman Victoria
  • nile - noun the world's longest river (4150 miles); flows northward through eastern Africa into the Mediterranean; the Nile River valley in Egypt was the site of the world's first great civilization
  • nimble - adj. moving quickly and lightly; mentally quick
  • nimbly - adv. in a nimble or agile manner; with quickness and lightness and ease
  • nine - adj. denoting a quantity consisting of one more than eight and one less than ten; noun the cardinal number that is the sum of eight and one; a team of professional baseball players who play and travel together
  • nineteen - adj. being one more than eighteen; noun the cardinal number that is the sum of eighteen and one
  • nineteenth - adj. coming next after the eighteenth in position; nounposition 19 in a countable series of things
  • ninety - adj. being ten more than eighty; noun the cardinal number that is the product of ten and nine
  • ninth - adj. coming next after the eighth and just before the tenth in position; noun position nine in a countable series of things; one part in nine equal parts
  • nipple - noun a flexible cap on a baby's feeding bottle or pacifier;the small projection of a mammary gland
  • nitrate - noun any compound containing the nitrate group (such as a salt or ester of nitric acid); verb treat with nitric acid, so as to change an organic compound into a nitrate
  • nitric - adj. of or containing nitrogen
  • nitrification - noun the oxidation of ammonium compounds in dead organic material into nitrates and nitrites by soil bacteria (making nitrogen available to plants); the chemical process in which a nitro group is added to an organic compound (or substituted for another group in an organic compound)
  • nitrogen - noun a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues
  • nitrogen-fixing - adj. contributing to the process of nitrogen fixation
  • nitrogenous - adj. of or relating to or containing nitrogen
  • nitrosomonas - noun ellipsoidal soil bacteria
  • nitrous - adj. of or containing nitrogen
  • nj - noun a Mid-Atlantic state on the Atlantic; one of the original 13 colonies
  • nm - noun a state in southwestern United States on the Mexican border; a metric unit of length equal to one billionth of a meter
  • no - adj. quantifier; used with either mass nouns or plural count nouns for indicating a complete or almost complete lack or zero quantity of; adv. used to express refusal or denial or disagreement etc or especially to emphasize a negative statement; not in any degree or manner; not at all; referring to the degree to which a certain quality is present; noun a negative; a radioactive transuranic element synthesized by bombarding curium with carbon ions; 7 isotopes are known
  • noaa - noun an agency in the Department of Commerce that maps the oceans and conserves their living resources; predicts changes to the earth's environment; provides weather reports and forecasts floods and hurricanes and other natural disasters related to weather
  • nobel - noun Swedish chemist remembered for his invention of dynamite and for the bequest that created the Nobel prizes (1833-1896)
  • nobility - noun the quality of elevation of mind and exaltation of character or ideals or conduct; a privileged class holding hereditary titles; the state of being of noble birth
  • noble - adj. having or showing or indicative of high or elevated character; of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times; inert especially toward oxygen; impressive in appearance; noun a titled peer of the realm
  • nobleman - noun a titled peer of the realm
  • nocturnal - adj. belonging to or active during the night; of or relating to or occurring in the night
  • nod - noun the act of nodding the head; a sign of assent or salutation or command; verb be almost asleep; let the head fall forward through drowsiness; lower and raise the head, as to indicate assent or agreement or confirmation; express or signify by nodding;sway gently back and forth, as is in a nodding motion
  • node - noun (computer science) any computer that is hooked up to a computer network; any bulge or swelling of an anatomical structure or part; (astronomy) a point where an orbit crosses a plane; (physics) the point of minimum displacement in a periodic system; any thickened enlargement; a connecting point at which several lines come together; the source of lymph and lymphocytes
  • noise - noun incomprehensibility resulting from irrelevant information or meaningless facts or remarks; the auditory experience of sound that lacks musical quality; sound that is a disagreeable auditory experience; a loud outcry of protest or complaint; sound of any kind (especially unintelligible or dissonant sound); electrical or acoustic activity that can disturb communication; the quality of lacking any predictable order or plan;verb emit a noise
  • noisily - adv. with much noise or loud and unpleasant sound
  • noisy - adj. attracting attention by showiness or bright colors; full of or characterized by loud and nonmusical sounds
  • nomadic - adj. (of groups of people) tending to travel and change settlements frequently
  • nomenclature - noun a system of words used to name things in a particular discipline
  • nominate - verb propose as a candidate for some honor; put forward; nominate for appointment to an office; create and charge with a task or function; charge with a function; charge to be
  • nomination - noun the act of officially naming a candidate; the condition of having been proposed as a suitable candidate for appointment or election; an address (usually at a political convention) proposing the name of a candidate to run for election
  • non - adv. negation of a word or group of words
  • non-elective - adj. filled by appointment rather than by election
  • non-living - adj. not endowed with life
  • non-resistant - noun a reformer who believes in passive resistance
  • non-slave - adj. where slavery was prohibited
  • non-verbally - adv. without words
  • non-white - adj. having skin rich in melanin pigments
  • noncellular - adj. not made up of or divided into cells
  • noncompetitive - adj. not involving competition or competitiveness
  • nonconformist - adj. not conforming to some norm or socially approved pattern of behavior or thought; not conforming to established customs or doctrines especially in religion; nounsomeone who refuses to conform to established standards of conduct; a Protestant in England who is not a member of the Church of England
  • nondisjunction - noun meiosis in which there is a failure of paired homologous chromosomes to separate; results in an abnormal number of chromosomes in the daughter cells
  • none - adj. not any; adv. not at all or in no way; noun a service in the Roman Catholic Church formerly read or chanted at 3 PM (the ninth hour counting from sunrise) but now somewhat earlier; a canonical hour that is the ninth hour of the day counting from sunrise
  • nonexistent - adj. not having existence or being or actuality; not existing
  • nonfictional - adj. not fictional
  • nonfissionable - adj. not capable of undergoing fission
  • nonflammable - adj. impossible to ignite
  • nonflowering - adj. without flower or bloom and not producing seeds
  • nonfunctional - adj. not having or performing a function; not performing or able to perform its regular function
  • nonhuman - adj. not human; not belonging to or produced by or appropriate to human beings
  • nonindustrial - adj. not having highly developed manufacturing enterprises
  • noninfectious - adj. not infectious
  • noninvasive - adj. relating to a technique that does not involve puncturing the skin or entering a body cavity
  • nonliteral - adj. (used of the meanings of words or text) not literal; using figures of speech
  • nonliving - adj. not endowed with life
  • nonmaterial - adj. not consisting of matter
  • nonmetallic - adj. not containing or resembling or characteristic of a metal
  • nonmilitary - adj. not associated with soldiers or the military
  • nonmotile - adj. (of spores or microorganisms) not capable of movement
  • nonperformance - noun failure to act with the prudence that a reasonable person would exercise under the same circumstances
  • nonphotosynthetic - adj. not photosynthetic
  • nonpoisonous - adj. safe to eat; not producing poison
  • nonpolar - adj. not ionic
  • nonpolitical - adj. not political
  • nonporous - adj. not porous; especially not having vessels that appear as pores
  • nonpregnant - adj. not pregnant
  • nonprehensile - adj. not prehensile
  • nonproductive - adj. not directly productive
  • nonprofessional - adj. not professional; not engaged in a profession or engaging in as a profession or for gain
  • nonprofit - adj. not commercially motivated; noun an organization chartered for other than profit-making activities
  • nonrandom - adj. not random
  • nonresinous - adj. not having resin
  • nonrigid - adj. designating an airship having a shape maintained only by internal gas pressure and without a supporting structure
  • nonspatial - adj. not spatial
  • nonspecific - adj. not caused by a specific agent; used also of staining in making microscope slides
  • nonstandard - adj. not standard; not accepted as a model of excellence; varying from or not adhering to a standard; not conforming to the language usage of a prestige group within a community
  • nonsteroid - noun an organic compound that does no contain a steroid
  • nonsurgical - adj. not surgical
  • nonsweet - adj. not containing sugar
  • nontechnical - adj. not characteristic of or skilled in applied arts and sciences
  • nonthermal - adj. not involving heat
  • nontoxic - adj. not producing or resulting from poison; safe to eat
  • nontranslational - adj. of or relating to movement that is not uniform or not without rotation
  • nonverbal - adj. involving little use of language; lacking verbal skill;concerned with numbers rather than words; being other than verbal communication
  • nonverbally - adv. without words
  • nonviable - adj. not capable of living or developing successfully
  • nonvolatile - adj. not volatilizing readily
  • nonwoody - adj. not woody; not consisting of or resembling wood
  • noon - noun the middle of the day
  • noradrenaline - noun a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses
  • norepinephrine - noun a catecholamine precursor of epinephrine that is secreted by the adrenal medulla and also released at synapses
  • norm - noun a standard or model or pattern regarded as typical; a statistic describing the location of a distribution
  • normal - adj. conforming with or constituting a norm or standard or level or type or social norm; not abnormal; being approximately average or within certain limits in e.g. intelligence and development;in accordance with scientific laws; forming a right angle; nounsomething regarded as a normative example
  • normally - adv. under normal conditions
  • norman - adj. of or relating to or characteristic of the Normans; of or relating to or characteristic of Normandy; noun an inhabitant of Normandy; Australian golfer (born in 1955); United States operatic soprano (born in 1945)
  • normandy - noun a former province of northwestern France on the English channel; divided into Haute-Normandie and Basse-Normandie
  • normative - adj. relating to or dealing with norms; pertaining to giving directives or rules
  • north - adj. situated in or facing or moving toward or coming from the north; adv. in a northern direction; noun any region lying in or toward the north; the region of the United States lying north of the Mason-Dixon line; British statesman under George III whose policies led to rebellion in the American colonies (1732-1792); the cardinal compass point that is at 0 or 360 degrees; the direction in which a compass needle points; the United States (especially the northern states during the American Civil War)
  • north-central - adj. situated in the northern part of a centrally located area in some geographical region; being in or of a region of the United States generally including states of the upper Mississippi valley and Great Lakes region lying north of the Ohio River and the southern boundaries of Kansas and Missouri and between the western boundary of Pennsylvania and the eastern boundaries of Montana and Wyoming and Colorado
  • northeast - adj. situated in or oriented toward the northeast; coming from the northeast; adv. to, toward, or in the northeast; noun the northeastern region of the United States; the compass point midway between north and east; at 45 degrees
  • northeastern - adj. of a region of the United States generally including the New England states; New York; and sometimes New Jersey and Pennsylvania; situated in or oriented toward the northeast
  • northerly - adj. coming from the north; used especially of wind;situated in or oriented toward the north; adv. in a northern direction;noun a wind that blows from the north
  • northern - adj. situated in or coming from regions of the north; in or characteristic of a region of the United States north of (approximately) the Mason-Dixon line; coming from the north; used especially of wind; situated in or oriented toward the north; noun a dialect of Middle English that developed into Scottish Lallans
  • northward - adj. moving toward the north; adv. in a northern direction; noun the cardinal compass point that is at 0 or 360 degrees
  • northwest - adj. situated in or oriented toward the northwest;coming from the northwest; adv. to, toward, or in the northwest;noun the northwestern region of the United States; the compass point midway between north and west; at 315 degrees
  • northwestern - adj. of a region of the United States generally including Washington; Oregon; Idaho; and sometimes Montana; Wyoming; situated in or oriented toward the northwest
  • norway - noun a constitutional monarchy in northern Europe on the western side of the Scandinavian Peninsula; achieved independence from Sweden in 1905
  • norwegian - adj. of or relating to Norway or its people or culture or language; noun a Scandinavian language that is spoken in Norway;a native or inhabitant of Norway
  • nose - noun a front that resembles a human nose (especially the front of an aircraft); the front or forward projection of a tool or weapon; the organ of smell and entrance to the respiratory tract; the prominent part of the face of man or other mammals; a natural skill;the sense of smell (especially in animals); a symbol of inquisitiveness; a small distance; a projecting spout from which a fluid is discharged; verb defeat by a narrow margin; push or move with the nose; advance the forward part of with caution; rub noses;catch the scent of; get wind of; search or inquire in a meddlesome way
  • not - adv. negation of a word or group of words
  • notable - adj. widely known and esteemed; worthy of notice; noun a celebrity who is an inspiration to others
  • notably - adv. to a notable extent
  • notation - noun the activity of representing something by a special system of marks or characters; a technical system of symbols used to represent special things; a comment or instruction (usually added)
  • notch - noun a small cut; a V-shaped or U-shaped indentation carved or scratched into a surface; a V-shaped indentation; the location in a range of mountains of a geological formation that is lower than the surrounding peaks; verb notch a surface to record something; cut or make a notch into
  • notched - adj. having an irregularly notched or toothed margin as though gnawed; notched like a saw with teeth pointing toward the apex
  • note - noun a characteristic emotional quality; a brief written record;a short personal letter; a comment or instruction (usually added); a notation representing the pitch and duration of a musical sound; a tone of voice that shows what the speaker is feeling; a promise to pay a specified amount on demand or at a certain time; a piece of paper money (especially one issued by a central bank); high status importance owing to marked superiority; verb make mention of;make a written note of; observe with care or pay close attention to;notice or perceive
  • noted - adj. worthy of notice or attention; widely known and esteemed
  • noteworthy - adj. worthy of notice; worthy of notice
  • nothing - adv. in no way; to no degree; noun a nonexistent thing; a quantity of no importance
  • notice - noun the act of noticing or paying attention; polite or favorable attention; a short critical review; an announcement containing information about a future event; advance notification (usually written) of the intention to withdraw from an arrangement or contract; a sign posted in a public place as an advertisement; a request for payment; verb express recognition of the presence or existence of, or acquaintance with; notice or perceive; make or write a comment on; discover or determine the existence, presence, or fact of
  • noticeable - adj. capable or worthy of being perceived; readily noticed; undesirably noticeable; capable of being detected
  • noticeably - adv. in a noticeable manner
  • noticed - adj. being perceived or observed
  • notification - noun a request for payment; an accusation of crime made by a grand jury on its own initiative; informing by words
  • notify - verb inform (somebody) of something
  • notion - noun (usually plural) small personal articles or clothing or sewing items; a general inclusive concept; an odd or fanciful or capricious idea; a vague idea in which some confidence is placed
  • notochord - noun a flexible rodlike structure that forms the supporting axis of the body in the lowest chordates and lowest vertebrates and in embryos of higher vertebrates
  • notwithstanding - adv. despite anything to the contrary (usually following a concession)
  • noun - noun a word that can serve as the subject or object of a verb; a word that can be used to refer to a person or place or thing
  • nourish - verb provide with nourishment; give nourishment to
  • nourished - adj. being provided with adequate nourishment;encouraged or promoted in growth or development
  • nourishing - adj. of or providing nourishment
  • nourishment - noun the act of nourishing; a source of materials to nourish the body
  • novel - adj. pleasantly new or different; original and of a kind not seen before; noun a printed and bound book that is an extended work of fiction; a extended fictional work in prose; usually in the form of a story
  • novelist - noun one who writes novels
  • november - noun the month following October and preceding December
  • novgorod - noun a city in northwestern Russia on the Volkhov River; Russia's oldest city and an important trading center in the Middle Ages
  • now - adv. used to preface a command or reproof or request; at the present moment; in the historical present; at this point in the narration of a series of past events; in the immediate past; (prefatory or transitional) indicates a change of subject or activity; in these times; without delay or hesitation; with no time intervening; noun the momentary present
  • nowhere - adv. not anywhere; in or at or to no place; noun an insignificant place
  • noxious - adj. injurious to physical or mental health
  • nuclear - adj. constituting or like a nucleus; (weapons) deriving destructive energy from the release of atomic energy; of or relating to or constituting the nucleus of an atom; of or relating to or constituting the nucleus of a cell
  • nuclease - noun general term for enzymes that catalyze the hydrolysis of nucleic acid by cleaving chains of nucleotides into smaller units
  • nucleated - adj. having a nucleus or occurring in the nucleus
  • nucleolus - noun a small round body of protein in a cell nucleus; such organelles contain RNA and are involved in protein synthesis
  • nucleoplasm - noun the protoplasm that constitutes the nucleus of a cell
  • nucleoside - noun a glycoside formed by partial hydrolysis of a nucleic acid
  • nucleotide - noun a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
  • nucleus - noun a part of the cell containing DNA and RNA and responsible for growth and reproduction; any histologically identifiable mass of neural cell bodies in the brain or spinal cord; the positively charged dense center of an atom; (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail; a small group of indispensable persons or things
  • null - adj. lacking any legal or binding force; noun a quantity of no importance
  • nullify - verb make ineffective by counterbalancing the effect of;show to be invalid; declare invalid
  • numb - adj. so frightened as to be unable to move; stunned or paralyzed with terror; lacking sensation; (followed by `to') not showing human feeling or sensitivity; unresponsive; verb make numb or insensitive
  • number - noun an item of merchandise offered for sale; a clothing measurement; the property possessed by a sum or total or indefinite quantity of units or individuals; the grammatical category for the forms of nouns and pronouns and verbs that are used depending on the number of entities involved (singular or dual or plural); a numeral or string of numerals that is used for identification; a select company of people; a concept of quantity derived from zero and units; the number is used in calling a particular telephone; one of a series published periodically; a symbol used to represent a number; a short theatrical performance that is part of a longer program; verb place a limit on the number of; enumerate; give numbers to; determine the number or amount of; add up in number or quantity; put into a group
  • numbers - noun the fourth book of the Old Testament; contains a record of the number of Israelites who followed Moses out of Egypt;an illegal daily lottery
  • numeral - adj. of or relating to or denoting numbers; noun a symbol used to represent a number
  • numeration - noun naming numbers; the act of counting
  • numerical - adj. designated by or expressed in numbers; relating to or having ability to think in or work with numbers; measured or expressed in numbers; of or relating to or denoting numbers
  • numerically - adv. in number; with regard to numbers
  • numerous - adj. amounting to a large indefinite number
  • nun - noun the 14th letter of the Hebrew alphabet; a woman religious; a buoy resembling a cone
  • nurse - noun one skilled in caring for young children or the sick (usually under the supervision of a physician); a woman who is the custodian of children; verb try to cure by special care of treatment, of an illness or injury; treat carefully; serve as a nurse; care for sick or handicapped people; give suck to; maintain (a theory, thoughts, or feelings)
  • nursery - noun a child's room for a baby; a building with glass walls and roof; for the cultivation and exhibition of plants under controlled conditions
  • nursing - noun the work of caring for the sick or injured or infirm;nourishing at the breast; the profession of a nurse
  • nurture - noun helping someone grow up to be an accepted member of the community; the properties acquired as a consequence of the way you were treated as a child; verb help develop, help grow; provide with nourishment; bring up
  • nut - noun a small (usually square or hexagonal) metal block with internal screw thread to be fitted onto a bolt; Egyptian goddess of the sky; usually large hard-shelled seed; one of the two male reproductive glands that produce spermatozoa and secrete androgens; someone who is so ardently devoted to something that it resembles an addiction; a whimsically eccentric person; half the width of an em; verb gather nuts
  • nutrient - adj. of or providing nourishment; noun any substance that can be metabolized by an organism to give energy and build tissue
  • nutrition - noun the scientific study of food and drink (especially in humans); (physiology) the organic process of nourishing or being nourished; the processes by which an organism assimilates food and uses it for growth and maintenance; a source of materials to nourish the body
  • nutritional - adj. of or relating to or providing nutrition
  • nutritionally - adv. with regard to nutrition
  • nutritious - adj. of or providing nourishment
  • nutritive - adj. of or providing nourishment
  • nuts - adj. informal or slang terms for mentally irregular
  • nw - noun the compass point midway between north and west; at 315 degrees
  • ny - noun a Mid-Atlantic state; one of the original 13 colonies
  • nylon - noun a synthetic fabric; a thermoplastic polyamide; a family of strong resilient synthetic fibers
  • nymph - noun a larva of an insect with incomplete metamorphosis (as the dragonfly or mayfly); (classical mythology) a minor nature goddess usually depicted as a beautiful maiden; a voluptuously beautiful young woman
  • nymphaeaceae - noun dicot aquatic plants
  • nyx - noun (Greek mythology) Greek goddess of the night; daughter of Chaos; counterpart of Roman Nox

Table of contents:

.A | .B | .C | .D | .E | .F | .G | .H | .I | .J | .K | .L | .M

.N | .O | .P | .Q | .R | .S | .T | .U | .V | .W | .X | .Y | .Z

O

  • o - noun the blood group whose red cells carry neither the A nor B antigens; the 15th letter of the Roman alphabet; a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
  • oak - noun a deciduous tree of the genus Quercus; has acorns and lobed leaves; the hard durable wood of any oak; used especially for furniture and flooring
  • oar - noun an implement used to propel or steer a boat
  • oarsman - noun someone who rows a boat
  • oath - noun a commitment to tell the truth (especially in a court of law); to lie under oath is to become subject to prosecution for perjury; a solemn promise, usually invoking a divine witness, regarding your future acts or behavior; profane or obscene expression usually of surprise or anger
  • obedience - noun behavior intended to please your parents; the act of obeying; dutiful or submissive behavior with respect to another person; the trait of being willing to obey
  • obedient - adj. dutifully complying with the commands or instructions of those in authority
  • obese - adj. excessively fat
  • obesity - noun more than average fatness
  • obey - verb be obedient to
  • object - noun a tangible and visible entity; an entity that can cast a shadow; the focus of cognitions or feelings; (grammar) a constituent that is acted upon; the goal intended to be attained (and which is believed to be attainable); verb express or raise an objection or protest or criticism or express dissent; be averse to or express disapproval of
  • objection - noun (law) a procedure whereby a party to a suit says that a particular line of questioning or a particular witness or a piece of evidence or other matter is improper and should not be continued and asks the court to rule on its impropriety or illegality; the speech act of objecting; the act of protesting; a public (often organized) manifestation of dissent; the act of expressing earnest opposition or protest
  • objectionable - adj. causing disapproval or protest; liable to objection or debate; used of something one might take exception to
  • objective - adj. belonging to immediate experience of actual things or events; undistorted by emotion or personal bias; based on observable phenomena; emphasizing or expressing things as perceived without distortion of personal feelings, insertion of fictional matter, or interpretation; serving as or indicating the object of a verb or of certain prepositions and used for certain other purposes; nounthe lens or system of lenses in a telescope or microscope that is nearest the object being viewed; the goal intended to be attained (and which is believed to be attainable)
  • objectivity - noun judgment based on observable phenomena and uninfluenced by emotions or personal prejudices
  • obligate - adj. restricted to a particular condition of life; verb commit in order to fulfill an obligation; bind by an obligation; cause to be indebted; force or compel somebody to do something
  • obligated - adj. caused by law or conscience to follow a certain course
  • obligation - noun a legal agreement specifying a payment or action and the penalty for failure to comply; a personal relation in which one is indebted for a service or favor; the state of being obligated to do or pay something; the social force that binds you to the courses of action demanded by that force
  • obligatory - adj. morally or legally constraining or binding; required by obligation or compulsion or convention
  • obliquely - adv. at an oblique angle; to, toward or at one side
  • oblong - adj. deviating from a square or circle or sphere by being elongated in one direction; of a leaf shape; having a somewhat elongated form with approximately parallel sides; noun a plane figure that deviates from a square or circle due to elongation
  • obnoxious - adj. causing disapproval or protest
  • obscene - adj. designed to incite to indecency or lust; suggestive of or tending to moral looseness; offensive to the mind
  • obscure - adj. not clearly understood or expressed; not drawing attention; not famous or acclaimed; marked by difficulty of style or expression; remote and separate physically or socially; difficult to find; verb make obscure or unclear; make difficult to perceive by sight; make undecipherable or imperceptible by obscuring or concealing; make less visible or unclear; make unclear, indistinct, or blurred
  • obscurity - noun the state of being indistinct or indefinite for lack of adequate illumination; an obscure and unimportant standing; not well known; the quality of being unclear or abstruse and hard to understand
  • observable - adj. capable of being seen or noticed
  • observance - noun the act of observing; taking a patient look;conformity with law or custom or practice etc.; the act of noticing or paying attention; a formal event performed on a special occasion
  • observant - adj. paying close attention especially to details; quick to notice; showing quick and keen perception; (of individuals) adhering strictly to laws and rules and customs
  • observation - noun the act of observing; taking a patient look; the act of making and recording a measurement; facts learned by observing; a remark expressing careful consideration; the act of noticing or paying attention
  • observational - adj. relying on observation or experiment
  • observatory - noun a building designed and equipped to observe astronomical phenomena; a structure commanding a wide view of its surroundings
  • observe - verb observe correctly or closely; watch attentively;celebrate, as of holidays or rites; conform one's action or practice to;make mention of; observe with care or pay close attention to;discover or determine the existence, presence, or fact of; follow with the eyes or the mind; show respect towards
  • observed - adj. discovered or determined by scientific observation
  • observer - noun an expert who observes and comments on something; a person who becomes aware (of things or events) through the senses
  • observing - adj. quick to notice; showing quick and keen perception
  • obsolete - adj. old; no longer in use or valid or fashionable; no longer in use
  • obstacle - noun an obstruction that stands in the way (and must be removed or surmounted or circumvented); something immaterial that stands in the way and must be circumvented or surmounted
  • obstetrics - noun the branch of medicine dealing with childbirth and care of the mother
  • obstruct - verb block passage through; shut out from view or get in the way so as to hide from sight; hinder or prevent the progress or accomplishment of
  • obstructed - adj. shut off to passage or view or hindered from action
  • obstruction - noun getting in someone's way; the act of obstructing;any structure that makes progress difficult; the state or condition of being obstructed; something immaterial that stands in the way and must be circumvented or surmounted
  • obtain - verb come into possession of; receive a specified treatment (abstract); be valid, applicable, or true
  • obtainable - adj. capable of being obtained
  • obtrusive - adj. sticking out; protruding; undesirably noticeable
  • obtrusively - adv. in an obtrusive manner
  • obverse - noun the side of a coin or medal bearing the principal stamp or design; the more conspicuous of two alternatives or cases or sides
  • obvious - adj. easily perceived by the senses or grasped by the mind
  • obviously - adv. unmistakably (`plain' is often used informally for `plainly')
  • occasion - noun reason; an opportunity to do something; the time of a particular event; an event that occurs at a critical time; a vaguely specified social event; verb give occasion to
  • occasional - adj. occurring from time to time; occurring or appearing at usually irregular intervals; occuring from time to time
  • occasionally - adv. now and then or here and there
  • occasions - noun something you have to do
  • occipital - adj. of or relating to the occiput
  • occiput - noun back part of the head or skull
  • occlude - verb block passage through
  • occlusion - noun (dentistry) the normal spatial relation of the teeth when the jaws are closed; closure or blockage (as of a blood vessel); the act of blocking; an obstruction in a pipe or tube;(meteorology) a composite front when colder air surrounds a mass of warm air and forces it aloft
  • occlusive - adj. tending to occlude; noun a consonant produced by stopping the flow of air at some point and suddenly releasing it
  • occupation - noun the act of occupying or taking possession of a building; the principal activity in your life that you do to earn money;any activity that occupies a person's attention; the control of a country by military forces of a foreign power; the period of time during which a place or position or nation is occupied
  • occupational - adj. of or relating to the activity or business for which you are trained
  • occupied - adj. resided in; having tenants; held or filled or in use;seized and controlled as by military invasion; having ones attention or mind or energy engaged
  • occupy - verb live (in a certain place); occupy the whole of; engage or engross wholly; march aggressively into another's territory by military force for the purposes of conquest and occupation; require (time or space); keep busy with; be present in; be inside of; be on the mind of
  • occur - verb come to one's mind; suggest itself; to be found to exist;come to pass
  • occurrence - noun an instance of something occurring; an event that happens
  • ocean - noun a large body of water constituting a principal part of the hydrosphere; anything apparently limitless in quantity or volume
  • oceangoing - adj. used on the high seas
  • oceanic - adj. constituting or living in the open sea; resembling the ocean in apparent limitlessness in extent or degree; relating to or occurring or living in or frequenting the open ocean; noun an eastern subfamily of Malayo-Polynesian languages
  • ocotillo - noun desert shrub of southwestern United States and Mexico having slender naked spiny branches that after the rainy season put forth foliage and clusters of red flowers
  • octane - noun any isomeric saturated hydrocarbon found in petroleum and used as a fuel and solvent
  • octave - noun a rhythmic group of eight lines of verse; a musical interval of eight tones; a feast day and the seven days following it
  • octavian - noun Roman statesman who established the Roman Empire and became emperor in 27 BC; defeated Mark Antony and Cleopatra in 31 BC at Actium (63 BC - AD 14)
  • octet - noun a musical composition written for eight performers;eight people considered as a unit; a set of eight similar things considered as a unit; eight performers or singers who perform together
  • october - noun the month following September and preceding November
  • octopus - noun bottom-living cephalopod having a soft oval body with eight long tentacles; tentacles of octopus prepared as food
  • ocular - adj. able to be seen; relating to or using sight; of or relating to or resembling the eye; noun combination of lenses at the viewing end of optical instruments
  • odd - adj. not easily explained; not divisible by two; an indefinite quantity more than that specified; of the remaining member of a pair, of socks e.g.; not used up; beyond or deviating from the usual or expected
  • odds - noun the likelihood of a thing occurring rather than not occurring; the ratio by which one better's wager is greater than that of another
  • odor - noun any property detected by the olfactory system; the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form
  • odorless - adj. having no odor
  • odorous - adj. having odor or a characteristic odor; having a natural fragrance; emitting an odor
  • odyssey - noun a long wandering and eventful journey; a Greek epic poem (attributed to Homer) describing the journey of Odysseus after the fall of Troy
  • off - adj. not performing or scheduled for duties; not in operation or operational; (of events) no longer planned or scheduled; below a satisfactory level; in an unpalatable state; adv. no longer on or in contact or attached; at a distance in space or time; from a particular thing or place or position (`forth' is obsolete); verb kill intentionally and with premeditation
  • off-putting - adj. tending to repel; causing annoyance or repugnance
  • offence - noun a crime less serious than a felony; the action of attacking an enemy; a lack of politeness; a failure to show regard for others; wounding the feelings or others; a feeling of anger caused by being offended; the team that has the ball (or puck) and is trying to score
  • offended - adj. hurt or upset
  • offense - noun the action of attacking an enemy; the team that has the ball (or puck) and is trying to score; a crime less serious than a felony; a lack of politeness; a failure to show regard for others; wounding the feelings or others; a feeling of anger caused by being offended
  • offensive - adj. unpleasant or disgusting especially to the senses;causing anger or annoyance; for the purpose of attack rather than defense; violating or tending to violate or offend against; of an offensive substitute for inoffensive terminology; morally offensive;causing or able to cause nausea; noun the action of attacking an enemy
  • offensively - adv. in an aggressive manner; in an obnoxious manner; in an unpleasantly offensive manner
  • offer - noun something offered (as a proposal or bid); the verbal act of offering; a usually brief attempt; verb put forward for consideration; threaten to do something; produce or introduce on the stage; make available or accessible, provide or furnish; present for acceptance or rejection; make available for sale; offer verbally;propose a payment; present as an act of worship; ask (someone) to marry you; make available; provide; mount or put up; agree freely
  • offering - noun money contributed to a religious organization; the act of contributing to the funds of a church or charity; something offered (as a proposal or bid); the verbal act of offering
  • office - noun a religious rite or service prescribed by ecclesiastical authorities; place of business where professional or clerical duties are performed; professional or clerical workers in an office; (of a government or government official) holding an office means being in power; a job in an organization; the actions and activities assigned to or required or expected of a person or group; an administrative unit of government
  • officer - noun a person authorized to serve in a position of authority on a vessel; any person in the armed services who holds a position of authority or command; someone who is appointed or elected to an office and who holds a position of trust; a member of a police force; verb direct or command as an officer
  • official - adj. having official authority or sanction; verified officially;(of a church) given official status as a national or state institution;conforming to set usage, procedure, or discipline; of or relating to an office; noun someone who administers the rules of a game or sport;a worker who holds or is invested with an office
  • officially - adv. in an official role; with official authorization
  • offset - noun a plate makes an inked impression on a rubber-blanketed cylinder, which in turn transfers it to the paper; structure where a wall or building narrows abruptly; a natural consequence of development; a horizontal branch from the base of plant that produces new plants from buds at its tips; a compensating equivalent; the time at which something is supposed to begin; verbproduce by offset printing; create an offset in; cause (printed matter) to transfer or smear onto another surface; compensate for or counterbalance; make up for
  • offshoot - noun a natural consequence of development
  • offshore - adj. (of winds) coming from the land; at some distance from the shore; adv. away from shore; away from land
  • offspring - noun something that comes into existence as a result;the immediate descendants of a person; any immature animal
  • often - adv. many times at short intervals; frequently or in great quantities
  • oh - noun a midwestern state in north central United States in the Great Lakes region
  • ohio - noun a midwestern state in north central United States in the Great Lakes region; a river that is formed in western Pennsylvania and flows westward to become a tributary of the Mississippi River
  • ohm - noun German physicist who formulated Ohm's law (1787-1854); a unit of electrical resistance equal to the resistance between two points on a conductor when a potential difference of one volt between them produces a current of one ampere
  • oil - noun oil paint containing pigment that is used by an artist; a slippery or viscous liquid or liquefiable substance not miscible with water; any of a group of liquid edible fats that are obtained from plants; verb cover with oil, as if by rubbing; administer an oil or ointment to ; often in a religious ceremony of blessing
  • oily - adj. coated or covered with oil; smeared or soiled with grease or oil; containing an unusual amount of grease or oil; unpleasantly and excessively suave or ingratiating in manner or speech
  • ointment - noun semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation;toiletry consisting of any of various substances in the form of a thick liquid that have a soothing and moisturizing effect when applied to the skin
  • okay - adj. being satisfactory or in satisfactory condition; adv. in a satisfactory or adequate manner; noun an endorsement; verb give sanction to
  • oklahoma - noun a state in south central United States
  • old - adj. of a very early stage in development; old in experience;(used for emphasis) very familiar; of long duration; not new; (used especially of persons) having lived for a relatively long time or attained a specific age; just preceding something else in time or order; (used informally especially for emphasis); belonging to some prior time; noun past times (especially in the phrase `in days of old')
  • old-fashioned - adj. out of fashion
  • older - adj. old in experience; advanced in years; (`aged' is pronounced as two syllables); used of the older of two persons of the same name especially used to distinguish a father from his son
  • oldness - noun the quality of being old; the opposite of newness;the opposite of youngness
  • olfaction - noun the faculty that enables us to distinguish scents
  • olfactory - adj. of or relating to olfaction
  • oligocene - noun from 40 million to 25 million years ago; appearance of sabertoothed cats
  • oligochaeta - noun earthworms
  • olive - adj. of a yellow-green color similar to that of an unripe olive;noun a yellow-green color of low brightness and saturation; one-seeded fruit of the European olive tree usually pickled and used as a relish; hard yellow often variegated wood of an olive tree; used in cabinetwork; evergreen tree cultivated in the Mediterranean region since antiquity and now elsewhere; has edible shiny black fruits;small ovoid fruit of the European olive tree; important food and source of oil
  • oliver - noun United States jazz musician who influenced the style of Louis Armstrong (1885-1938)
  • olivine - noun a mineral consisting of magnesium iron silicate; a source of magnesium
  • olympia - noun a plain in Greece in the northwestern Peloponnese; the chief sanctuary of Zeus and the site of the original Olympian Games; capital of the state of Washington; located in western Washington on Puget Sound
  • olympian - adj. of or pertaining to the greater gods of ancient Greece whose abode was Mount Olympus; of the region of Olympia in Greece or its inhabitants; far beyond what is usual in magnitude or degree; majestic in manner or bearing; superior to mundane matters; noun a classical Greek god after the overthrow of the Titans; an athlete who participates in the Olympic games
  • olympic - adj. of or relating to the Olympic Games; of the region of Olympia in Greece or its inhabitants
  • olympics - noun the modern revival of the ancient games held once every 4 years in a selected country
  • omelet - noun beaten eggs or an egg mixture cooked until just set; may be folded around e.g. ham or cheese or jelly
  • omission - noun a mistake resulting from neglect; neglecting to do something; leaving out or passing over something; any process whereby sounds are left out of spoken words or phrases; something that has been omitted
  • omnipotent - adj. having unlimited power
  • omniscient - adj. infinitely wise
  • omnivore - noun an animal that feeds on both animal and vegetable substances; a person who eats all kinds of foods
  • omnivorous - adj. feeding on both plants and animals
  • on - adj. in operation or operational; (of events) planned or scheduled; adv. indicates continuity or persistence or concentration;in a state required for something to function or be effective; with a forward motion
  • on-going - adj. currently happening
  • on-the-job - adj. relating to or associated with a job or employment
  • once - adv. on one occasion; at a previous time; as soon as
  • oncogene - noun a gene that causes normal cells to change into cancerous tumor cells
  • oncovin - noun periwinkle plant derivative used as an antineoplastic drug (trade name Oncovin); used to treat cancer of the lymphatic system
  • one - adj. indefinite in time or position; being a single entity made by combining separate components; used informally as an intensifier;of the same kind or quality; used of a single unit or thing; not two or more; having the indivisible character of a unit; eminent beyond or above comparison; noun a single person or thing; the smallest whole number or a numeral representing this number
  • one-celled - adj. having a single cell (and thus not divided into cells)
  • one-dimensional - adj. of or in or along or relating to a line; involving a single dimension; relating to a single dimension or aspect; having no depth or scope
  • one-fourth - noun one of four equal parts
  • one-half - noun one of two equal parts of a divisible whole
  • one-piece - adj. (of clothing) consisting of or fashioned in a single whole piece
  • one-seed - adj. having a single seed
  • one-seeded - adj. having a single seed
  • one-step - noun an early ballroom dance; precursor to the fox-trot;verb dance the one-step
  • one-way - adj. moving or permitting movement in one direction only
  • onerous - adj. not easily borne; wearing
  • ongoing - adj. currently happening
  • onion - noun an aromatic flavorful bulb; bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulb; edible bulb of an onion plant
  • only - adj. exclusive of anyone or anything else; being the only one; single and isolated from others; adv. with nevertheless the final result; in the final outcome; as recently as; except that; never except when; and nothing more; without any others being included or involved
  • onset - noun the beginning or early stages; (military) an offensive against an enemy (using weapons)
  • ontario - noun a prosperous and industrialized province in central Canada; the smallest of the Great Lakes
  • onward - adj. moving toward a position ahead; adv. in a forward direction; forward in time or order or degree
  • oocyte - noun a female gametocyte that develops into an ovum after two meiotic divisions
  • oogenesis - noun development of ova
  • oomycetes - noun nonphotosynthetic fungi that resemble algae and that reproduce by forming oospores; sometimes classified as protoctists
  • opaque - adj. not clear; not transmitting or reflecting light or radiant energy; not clearly understood or expressed
  • open - adj. ready for business; not having been filled; without undue constriction as from e.g. tenseness or inhibition; affording unobstructed entrance and exit; not shut or closed; affording free passage or access; used of mouth or eyes; having no protecting cover or enclosure; (set theory) of an interval that contains neither of its endpoints; open to or in view of all; accessible to all; not sealed or having been unsealed; not brought to a conclusion; subject to further thought; not requiring union membership; openly straightforward and direct without reserve or secretiveness; affording free passage or view; open and observable; not secret or hidden;with no protection or shield; ready or willing to receive favorably; (of textures) full of small openings or gaps; possibly accepting or permitting; not defended or capable of being defended; nouninformation that has become public; a tournament in which both professionals and amateurs may play; a clear or unobstructed space or expanse of land or water; where the air is unconfined; verb make available; become available; make the opening move; cause to open or to become open; become open; display the contents of a file or start an application as on a computer; begin or set in action, of meetings, speeches, recitals, etc.; start to operate or function or cause to start operating or functioning; have an opening or passage or outlet; spread out or open from a closed or folded state; afford access to
  • open-ended - adj. allowing for future changes or revisions; allowing for a spontaneous response; without fixed limits or restrictions
  • opened - adj. made open or clear; used of mouth or eyes; not sealed or having been unsealed
  • opening - adj. first or beginning; noun the act of opening something;becoming open or being made open; a recognized sequence of moves at the beginning of a game of chess; a vacant or unobstructed space that is man-made; the initial part of the introduction; the first performance (as of a theatrical production); a ceremony accompanying the start of some enterprise; an open or empty space in or between things; opportunity especially for employment or promotion; the first of a series of actions; an entrance equipped with a hatch; especially a passageway between decks of a ship; an aperture or hole that opens into a bodily cavity; a possible alternative
  • openly - adv. in an open way
  • openness - noun characterized by an attitude of ready accessibility (especially about one's actions or purposes); without concealment; not secretive; without obstructions to passage or view; willingness or readiness to receive (especially impressions or ideas)
  • opera - noun a building where musical dramas are performed; a commercial browser; a drama set to music; consists of singing with orchestral accompaniment and an orchestral overture and interludes
  • operate - verb happen; handle and cause to function; direct or control; projects, businesses, etc.; perform surgery on; perform a movement in military or naval tactics in order to secure an advantage in attack or defense; keep engaged; perform as expected when applied
  • operatic - adj. of or relating to or characteristic of opera
  • operating - adj. involved in a kind of operation; being in effect or operation
  • operation - noun the activity of operating something (a machine or business etc.); a planned activity involving many people performing various actions; a process or series of acts especially of a practical or mechanical nature involved in a particular form of work; a medical procedure involving an incision with instruments; performed to repair damage or arrest disease in a living body; activity by a military or naval force (as a maneuver or campaign); a business especially one run on a large scale; (computer science) data processing in which the result is completely specified by a rule (especially the processing that results from a single instruction); process or manner of functioning or operating; the state of being in effect or being operative; (mathematics) calculation by mathematical methods;(psychology) the performance of some composite cognitive activity; an operation that affects mental contents
  • operational - adj. being in effect or operation; of or intended for or involved in military operations; pertaining to a process or series of actions for achieving a result; fit or ready for use or service
  • operations - noun financial transactions at a brokerage; having to do with the execution of trades and keeping customer records
  • operative - adj. being in force or having or exerting force; effective; producing a desired effect; of or relating to a surgical operation; (of e.g. a machine) performing or capable of performing; relating to or requiring or amenable to treatment by surgery especially as opposed to medicine; noun someone who can be employed as a detective to collect information; a person secretly employed in espionage for a government
  • operator - noun an agent that operates some apparatus or machine; someone who owns or operates a business; a speculator who trades aggressively on stock or commodity markets;(mathematics) a symbol that represents a function from functions to functions; a shrewd or unscrupulous person who knows how to circumvent difficulties
  • operculum - noun a hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted
  • operon - noun a segment of DNA containing adjacent genes including structural genes and an operator gene and a regulatory gene
  • ophiuroidea - noun brittle stars and basket stars
  • opiate - noun a narcotic drug that contains opium or an opium derivative
  • opinion - noun the reason for a court's judgment (as opposed to the decision itself); a personal belief or judgment that is not founded on proof or certainty; the legal document stating the reasons for a judicial decision; a message expressing a belief about something; the expression of a belief that is held with confidence but not substantiated by positive knowledge or proof; a vague idea in which some confidence is placed; a belief or sentiment shared by most people; the voice of the people
  • opium - noun an addictive narcotic extracted from seed capsules of the opium poppy
  • opponent - adj. characterized by active hostility; noun someone who offers opposition; a contestant that you are matched against
  • opportune - adj. suitable or at a time that is suitable or advantageous especially for a particular purpose
  • opportunistic - adj. taking immediate advantage, often unethically, of any circumstance of possible benefit
  • opportunity - noun a possibility due to a favorable combination of circumstances
  • oppose - verb be against; express opposition to; be resistant to;oppose with equal weight or force; set into opposition or rivalry; fight against or resist strongly; act against or in opposition to
  • opposed - adj. being in opposition or having an opponent; in opposition to (a policy or attitude etc.)
  • opposing - adj. characterized by active hostility; in opposition to (a policy or attitude etc.)
  • opposite - adj. of leaves etc; growing in pairs on either side of a stem; altogether different in nature or quality or significance; the other one of a complementary pair; being directly across from each other; facing; moving or facing away from each other; characterized by opposite extremes; completely opposed; adv. directly facing each other; noun a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other; a contestant that you are matched against; a relation of direct opposition; something inverted in sequence or character or effect
  • opposition - noun a body of people united in opposing something;the major political party opposed to the party in office and prepared to replace it if elected; a contestant that you are matched against; a direction opposite to another; the relation between opposed entities;the action of opposing something that you disapprove or disagree with; the act of hostile groups opposing each other; an armed adversary (especially a member of an opposing military force)
  • oppression - noun the act of subjugating by cruelty; a feeling of being oppressed; the state of being kept down by unjust use of force or authority: "after years of oppression they finally revolted"
  • oppressive - adj. marked by unjust severity or arbitrary behavior;weighing heavily on the senses or spirit
  • opsonization - noun process whereby opsonins make an invading microorganism more susceptible to phagocytosis
  • optical - adj. of or relating to or involving light or optics; relating to or using sight; of or relating to or resembling the eye
  • optician - noun a worker who makes glasses for remedying defects of vision
  • optics - noun the branch of physics that studies the physical properties of light
  • optimal - adj. most desirable possible under a restriction expressed or implied
  • optimally - adv. in an optimal and most desirable way
  • optimism - noun a general disposition to expect the best in all things; the optimistic feeling that all is going to turn out well
  • optimistic - adj. expecting the best in this best of all possible worlds; expecting the best
  • option - noun one of a number of things from which only one can be chosen; the right to buy or sell property at an agreed price; the right is purchased and if it is not exercised by a stated date the money is forfeited; the act of choosing or selecting
  • optional - adj. possible but not necessary; left to personal choice
  • or - noun a room in a hospital equipped for the performance of surgical operations; a state in northwestern United States on the Pacific
  • oral - adj. a stage in psychosexual development when the child's interest is concentrated in the mouth; fixation at this stage is said to result in dependence, selfishness, and aggression; of or involving the mouth or mouth region or the surface on which the mouth is located; using speech rather than writing; of or relating to or affecting or for use in the mouth; noun an examination conducted by word of mouth
  • orally - adv. by spoken rather than written means; (of drugs) through the mouth rather than through injection
  • orange - adj. of the color between red and yellow; similar to the color of a ripe orange; noun orange color or pigment; any of a range of colors between red and yellow; round yellow to orange fruit of any of several citrus trees; a river in South Africa that flows generally westward to the Atlantic Ocean; any citrus tree bearing oranges; any pigment producing the orange color
  • orange yellow - noun a shade of yellow tinged with orange
  • orangutan - noun large long-armed ape of Borneo and Sumatra having arboreal habits
  • oration - noun an instance of oratory
  • orator - noun a person who delivers a speech or oration
  • orbit - noun the (usually elliptical) path described by one celestial body in its revolution about another; the path of an electron around the nucleus of an atom; an area in which something acts or operates or has power or control: "the range of a supersonic jet"; the bony cavity in the skull containing the eyeball; a particular environment or walk of life; verb move in an orbit
  • orbital - adj. of or relating to the eye socket; of or relating to an orbit
  • orchestra - noun seating on the main floor in a theater; a musical organization consisting of a group of instrumentalists including string players
  • orchestral - adj. relating to or composed for an orchestra
  • orchid - noun any of numerous plants of the orchid family usually having flowers of unusual shapes and beautiful colors
  • ordain - verb issue an order; appoint to a clerical posts; invest with ministerial or priestly authority; order by virtue of superior authority; decree
  • order - noun the act of putting things in a sequential arrangement;(architecture) one of original three styles of Greek architecture distinguished by the type of column and entablature used or a style developed from the original three by the Romans; a degree in a continuum of size or quantity; a commercial document used to request someone to supply something in return for payment and providing specifications and quantities; a body of rules followed by an assembly; (often plural) a command given by a superior (e.g., a military or law enforcement officer) that must be obeyed; a request for food or refreshment (as served in a restaurant or bar etc.);(biology) taxonomic group containing one or more families; a group of person living under a religious rule; established customary state (especially of society); a legally binding command or decision entered on the court record (as if issued by a court or judge); a formal association of people with similar interests; logical or comprehensible arrangement of separate elements; (usually plural) the status or rank or office of a Christian clergyman in an ecclesiastical hierarchy; a condition of regular or proper arrangement; verb place in a certain order; bring order to or into;make a request for something; give instructions to or direct somebody to do something with authority; issue commands or orders for; assign a rank or rating to; arrange thoughts, ideas, temporal events; appoint to a clerical posts; bring into conformity with rules or principles or usage; impose regulations
  • ordered - adj. having a systematic arrangement; especially having elements succeeding in order according to rule; marked by system or regularity or discipline; marked by an orderly, logical, and aesthetically consistent relation of parts; disposed or placed in a particular kind of order
  • ordering - noun logical or comprehensible arrangement of separate elements; the act of putting things in a sequential arrangement
  • orderliness - noun the quality of appreciating method and system; a condition of regular or proper arrangement
  • orderly - adj. devoid of violence or disruption; not haphazard;marked by or adhering to method or system; marked by an orderly, logical, and aesthetically consistent relation of parts; marked by system or regularity or discipline; according to custom or rule or natural law; noun a male hospital attendant who has general duties that do not involve the medical treatment of patients; a soldier who serves as an attendant to a superior officer
  • ordinal - adj. being or denoting a numerical order in a series; of or relating to a taxonomic order; noun the number designating place in an ordered sequence
  • ordinarily - adv. under normal conditions
  • ordinariness - noun the quality of being commonplace and ordinary
  • ordinary - adj. not exceptional in any way especially in quality or ability or size or degree; lacking special distinction, rank, or status; commonly encountered; noun (heraldry) any of several conventional figures used on shields; an early bicycle with a very large front wheel and small back wheel; a judge of a probate court; a clergyman appointed to prepare condemned prisoners for death; the expected or commonplace condition or situation
  • ordovician - noun from 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds
  • ore - noun a monetary subunit in Denmark and Norway and Sweden; 100 ore equal 1 krona; a mineral that contains metal that is valuable enough to be mined
  • oregon - noun a state in northwestern United States on the Pacific
  • organ - noun wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard; a fully differentiated structural and functional unit in an animal that is specialized for some particular function; a periodical that is published by a special interest group; a government agency or instrument devoted to the performance of some specific function;(music) an electronic simulation of a pipe organ; a free-reed instrument in which air is forced through the reeds by bellows
  • organelle - noun a specialized part of a cell; analogous to an organ
  • organic - adj. involving or affecting physiology or bodily organs;simple and healthful and close to nature; relating or belonging to the class of chemical compounds having a carbon basis; being or relating to or derived from or having properties characteristic of living organisms; of or relating to foodstuff grown or raised without synthetic fertilizers or pesticides or hormones; of or relating to or derived from living organisms; constitutional in the structure of something (especially your physical makeup); noun a fertilizer that is derived from animal or vegetable matter
  • organically - adv. involving carbon compounds; as an important constituent; in an organic manner
  • organism - noun a living thing that has (or can develop) the ability to act or function independently; a system considered analogous in structure or function to a living body
  • organismal - adj. of or relating to or belonging to an organism (considered as a whole)
  • organismic - adj. of or relating to or belonging to an organism (considered as a whole)
  • organization - noun the activity or result of distributing or disposing persons or things properly or methodically; the act of organizing a business or an activity related to a business; an ordered manner; orderliness by virtue of being methodical and well organized; a group of people who work together; the act of forming something; an organized structure for arranging or classifying; the persons (or committees or departments etc.) who make up a body for the purpose of administering something
  • organizational - adj. of or relating to an organization
  • organize - verb bring order and organization to; arrange by systematic planning and united effort; cause to be structured or ordered or operating according to some principle or idea; plan and direct (a complex undertaking); form or join a union; create (as an entity)
  • organized - adj. methodical and efficient in arrangement or function;formed into a structured or coherent whole; being a member of or formed into a labor union
  • organophosphate - noun an insecticide that interferes with an insect's nervous system
  • organs - noun edible viscera of a butchered animal
  • orgasm - noun the moment of most intense pleasure in sexual intercourse
  • orient - adj. (poetic) eastern; noun the hemisphere that includes Eurasia and Africa and Australia; the countries of Asia; verbdetermine one's position with reference to another point; cause to point; be oriented
  • orientation - noun the act of orienting; a person's awareness of self with regard to position and time and place and personal relationships; an integrated set of attitudes and beliefs; position or alignment relative to points of the compass or other specific directions; a course introducing a new situation or environment; a predisposition in favor of something
  • oriented - adj. adjusted or located in relation to surroundings or circumstances; sometimes used in combination
  • orienting - adj. positioning with respect to a reference system or determining your bearings physically or intellectually
  • orifice - noun an aperture or hole that opens into a bodily cavity
  • origin - noun properties attributable to your ancestry; the point of intersection of coordinate axes; where the values of the coordinates are all zero; an event that is a beginning; a first part or stage of subsequent events; the descendants of one individual; the place where something begins, where it springs into being
  • original - adj. not derived or copied or translated from something else; preceding all others in time or being as first made or performed; being or productive of something fresh and unusual; or being as first made or thought of; (of e.g. information) not secondhand or by way of something intermediary; noun an original model on which something is patterned; an original creation (i.e., an audio recording) from which copies can be made
  • originality - noun the quality of being new and original (not derived from something else); the ability to think and act independently
  • originally - adv. in an original manner; before now; with reference to the origin or beginning
  • originate - verb bring into being; come into existence; take on form or shape; begin a trip at a certain point, as of a plane, train, bus, etc.
  • origination - noun the act of starting something for the first time; introducing something new; an event that is a beginning; a first part or stage of subsequent events
  • originator - noun someone who creates new things
  • orleans - noun a long siege by the English was relieved by Joan of Arc in 1429; a city on the Loire river in north central France; site of the siege of Orleans by the English (1428-1429)
  • ornament - noun something used to beautify; verb be an ornament to; make more attractive by adding ornament, colour, etc.
  • ornamental - adj. serving an esthetic rather than a useful purpose;noun any plant grown for its beauty or ornamental value
  • ornamentation - noun the act of adding extraneous decorations to something; the state of being ornamented; something used to beautify
  • ornamented - adj. rich in decorative detail
  • ornithologist - noun a zoologist who studies birds
  • ornithorhynchidae - noun platypus
  • orpiment - noun a yellow mineral occuring in conjunction with realgar; an ore of arsenic
  • orthodox - adj. adhering to what is commonly accepted; of or pertaining to or characteristic of Judaism; of or relating to or characteristic of the Eastern Orthodox Church
  • orthodoxy - noun the quality of being orthodox (especially in religion); a belief or orientation agreeing with conventional standards
  • orthographic - adj. of or relating to or expressed in orthography
  • oscillate - verb move or swing from side to side regularly; be undecided about something; waver between conflicting positions or courses of action
  • oscillating - adj. having periodic vibrations
  • oscillation - noun (physics) a regular periodic variation in value about a mean; the process of oscillating between states; a single complete execution of a periodically repeated phenomenon
  • osiris - noun Egyptian god of the underworld and judge of the dead; husband and sister of Isis; father of Horus
  • osmosis - noun diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal
  • osmotic - adj. of or relating to osmosis
  • ossicle - noun a small bone; especially one in the middle ear
  • ossified - adj. changed into bone; hardened by deposits of mineral matter; set in a rigidly conventional pattern of behavior, habits, or beliefs
  • osteichthyes - noun a class of fish having a skeleton composed of bone in addition to cartilage
  • ostentation - noun pretentious or showy or vulgar display; lack of elegance as a consequence of being pompous and puffed up with vanity; a gaudy outward display
  • ostentatious - adj. intended to attract notice and impress others; of a display that is tawdry or vulgar
  • ostentatiously - adv. in an ostentatious manner
  • osteopathy - noun therapy based on the assumption that restoring health is best accomplished by manipulating the skeleton and muscles
  • osteoporosis - noun abnormal loss of bony tissue resulting in fragile porous bones attributable to a lack of calcium; most common in postmenopausal women
  • ostracoderm - noun extinct fishlike jawless vertebrate having a heavily armored body; of the Paleozoic
  • ostrich - noun fast-running African flightless bird with two-toed feet; largest living bird; a person who refuses to face reality or recognize the truth (a reference to the popular notion that the ostrich hides from danger by burying its head in the sand)
  • other - adj. very unusual; different in character or quality from the normal or expected; recently past; not the same one or ones already mentioned or implied; belonging to the distant past
  • otherwise - adj. other than as supposed or expected; adv. in other respects or ways; in another and different manner
  • otter - noun freshwater carnivorous mammal having webbed and clawed feet and dark brown fur; the fur of an otter
  • ottoman - adj. of or relating to the Ottoman Empire or its people or its culture; noun thick cushion used as a seat; the Turkish dynasty that ruled the Ottoman Empire from the 13th century to its dissolution after World War I; a Turk (especially a Turk who is a member of the tribe of Osman I); a low seat or a stool to rest the feet of a seated person
  • ounce - noun a unit of weight equal to one sixteenth of a pound or 16 drams or 28.349 grams; a unit of apothecary weight equal to 480 grains or one twelfth of a pound; large feline of upland central Asia having long thick whitish fur
  • oust - verb remove from a position or office; remove and replace
  • out - adj. outer or outlying; outside or external; no longer fashionable; directed outward or serving to direct something outward; not worth considering as a possibility; not allowed to continue to bat or run; out of power; especially having been unsuccessful in an election; being out or having grown cold;knocked unconscious by a heavy blow; excluded from use or mention; adv. away from home; from one's possession; noun(baseball) a failure by a batter or runner to reach a base safely in baseball; verb be made known; be disclosed or revealed; reveal (something) about somebody's identity or lifestyle; to state openly and publicly one's homosexuality
  • outback - adj. inaccessible and sparsely populated; noun the bush country of the interior of Australia
  • outbreak - noun a sudden violent spontaneous occurrence (usually of some undesirable condition)
  • outbuilding - noun a building that is subordinate to and separate from a main building
  • outburst - noun a sudden violent disturbance; a sudden violent happening; an unrestrained expression of emotion
  • outcome - noun something that results; a phenomenon that follows and is caused by some previous phenomenon
  • outdoor - adj. located, suited for, or taking place in the open air;pertaining to or concerning the outdoors or outdoor activities
  • outdoors - adv. outside a building; noun where the air is unconfined
  • outer - adj. being on or toward the outside of the body; being on the outside or further from a center; located outside
  • outermost - adj. situated at the farthest possible point from a center
  • outfield - noun the area of a baseball playing field beyond the lines connecting the bases
  • outfitted - adj. equipped with appropriate wearing apparel and accessories; furnished with essential equipment for a particular occupation or undertaking occupation
  • outgrow - verb grow too large or too mature for; grow faster than
  • outgrowth - noun a natural consequence of development; a natural prolongation or projection from a part of an organism either animal or plant; the gradual beginning or coming forth
  • outlaw - adj. disobedient to or defiant of law; contrary to or forbidden by law; noun someone who has committed (or been legally convicted of) a crime; verb declare illegal; outlaw
  • outlay - noun the act of spending or disbursing money; money paid out
  • outlet - noun activity that frees or expresses creative energy or emotion; an opening that permits escape or release; a place of business for retailing goods; receptacle providing a place in a wiring system where current can be taken to run electrical devices
  • outline - noun a schematic or preliminary plan; a sketchy summary of the main points of an argument or theory; the line that appears to bound an object; verb describe roughly or briefly or give the main points or summary of; trace the shape of; draw up an outline or sketch for something
  • outlined - adj. showing clearly the outline or profile or boundary
  • outlook - noun the act of looking out; belief about (or mental picture of) the future; a habitual or characteristic mental attitude that determines how you will interpret and respond to situations
  • outlying - adj. relatively far from a center or middle
  • output - noun production of a certain amount; what is produced in a given time period; the quantity of something (as a commodity) that is created (usually within a given period of time); final product; the things produced; signal that comes out of an electronic system; verbto create or manufacture a specific amount
  • outrageously - adv. to an extravagant or immoderate degree; in a very offensive manner
  • outright - adj. without reservation or exception; adv. without reservation or concealment; without restrictions or stipulations or further payments; without any delay
  • outside - adj. originating or belonging beyond some bounds:"the outside world"; on or toward an outer edge; leading to or from the outside; functioning outside the boundaries or precincts of an organized unit; very unlikely; relating to or being on or near the outer side or limit; (of a baseball pitch) on the far side of home plate from the batter; from or between other countries; coming from the outside; located, suited for, or taking place in the open air; adv.outside a building; on the outside; noun the outer side or surface of something; the region that is outside of something
  • outstanding - adj. having a quality that thrusts itself into attention;owed as a debt; distinguished from others in excellence; of major significance or importance
  • outstrip - verb be or do something to a greater degree; go far ahead of
  • outward - adj. relating to physical reality rather than with thoughts or the mind; that is going out or leaving; adv. toward the outside
  • outwards - adv. toward the outside
  • oval - adj. rounded like an egg; noun a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it
  • oval-bodied - adj. having an oval body
  • oval-shaped - adj. rounded like an egg
  • ovarian - adj. of or involving the ovaries
  • ovary - noun (vertebrates) one of usually two organs that produce ova and secrete estrogen and progesterone; the organ that bears the ovules of a flower
  • oven - noun kitchen appliance used for baking or roasting
  • over - adj. having come or been brought to a conclusion; adv.throughout a period of time; at or to a point across intervening space etc.; throughout an area; beyond the top or upper surface or edge; forward from an upright position; over the entire area; noun (cricket) the period during which a given number of balls (6 in England but 8 in Australia) are bowled at the batsman by one player from the other team from the same end of the pitch
  • over-the-counter - adj. (of securities) not quoted on a stock exchange; purchasable without a doctor's prescription
  • overabundance - noun a quantity that is more than what is appropriate; the state of being more than full
  • overactive - adj. more active than normal
  • overall - adj. involving only main features; including everything;noun (usually plural) work clothing consisting of denim trousers (usually with a bib and shoulder straps); a loose protective coverall or smock worn over ordinary clothing for dirty work
  • overawe - verb subdue, restrain, or overcome by affecting with a feeling of awe; frighten (as with threats)
  • overbearing - adj. expecting unquestioning obedience
  • overcast - adj. filled or abounding with clouds; noun a cast that falls beyond the intended spot; a long whip stitch or overhand stitch overlying an edge to prevent raveling; gloomy semidarkness caused by cloud cover; the state of the sky when it is covered by clouds;verb sew with an overcast stitch from one section to the next; sew over the edge of with long slanting wide stitches; make overcast or cloudy
  • overcome - verb get on top of; deal with successfully; overcome, usually through no fault or weakness of the person that is overcome;win a victory over; overcome, as with emotions or perceptual stimuli
  • overeat - verb overeat or eat immodestly; make a pig of oneself
  • overestimate - noun a calculation that results in an estimate that is too high; an appraisal that is too high; verb make too high an estimate of; assign too high a value to
  • overexploitation - noun exploitation to the point of diminishing returns
  • overexposure - noun the act of exposing someone excessively to an influencing experience; the act of exposing film to too much light or for too long a time
  • overflowing - adj. covered with water; overfull with water
  • overfull - adj. exceeding demand
  • overgrown - adj. covered with growing plants; abounding in usually unwanted vegetation
  • overgrowth - noun a profusion of growth on or over something else;excessive size; usually caused by excessive secretion of growth hormone from the pituitary gland
  • overhang - noun projection that extends beyond or hangs over something else; verb be suspended over or hang over; project over
  • overhead - adj. located or originating from above; adv. above the head; over the head; above your head; in the sky; noun a hard return hitting the tennis ball above your head; (nautical) the top surface of an enclosed space on a ship; a transparency for use with an overhead projector; (computer science) the disk space required for information that is not data but is used for location and timing; the expense of maintaining property (e.g., paying property taxes and utilities and insurance); it does not include depreciation or the cost of financing or income taxes; (computer science) the processing time required by a device prior to the execution of a command
  • overland - adj. traveling or passing over land
  • overlap - noun the property of partial coincidence in time; a representation of common ground between theories or phenomena;a flap that lies over another part; verb coincide partially or wholly;extend over and cover a part of
  • overlapping - adj. related by having something in common with or coinciding with; laid overlapping (not flush); noun covering with a design in which one element covers a part of another (as with tiles or shingles)
  • overloaded - adj. loaded past capacity
  • overly - adv. to an excessive degree
  • overlying - adj. placed on or over something else
  • overnight - adj. lasting, open, or operating through the whole night;adv. happening in a short time or with great speed
  • overpopulation - noun too much population
  • overpower - verb overcome by superior force; overcome, as with emotions or perceptual stimuli
  • overproduction - noun too much production or more than expected
  • override - noun a manually operated device to correct the operation of an automatic device; the act of nullifying; making null and void; counteracting or overriding the effect or force of something; verb ride (a horse) too hard; counteract the normal operation of (an automatic gear shift in a vehicle); prevail over; rule against
  • overriding - adj. having superior power and influence
  • overseas - adj. in a foreign country; being or passing over or across the sea; adv. in a place across an ocean; beyond or across the sea
  • overseer - noun a person who directs and manages an organization
  • overshoe - noun footwear that protects your shoes from water or snow or cold
  • oversimplification - noun an act of excessive simplification; the act of making something seem simpler than it really is; a simplification that goes too far (to the point of misrepresentation)
  • overtake - verb catch up with and possibly overtake; overcome, as with emotions or perceptual stimuli; travel past
  • overthrow - noun the termination of a ruler or institution (especially by force); the act of disturbing the mind or body; verb cause the downfall of; of rulers; rule against
  • overturn - noun an improbable and unexpected victory; the act of upsetting something; verb turn from an upright or normal position;cause to overturn from an upright or normal position; change radically; rule against; annul by recalling or rescinding; cause the downfall of; of rulers
  • overturned - adj. having been turned so that the bottom is no longer the bottom
  • overuse - noun exploitation to the point of diminishing returns; verbmake use of too often or too extensively
  • overview - noun a general summary of a subject
  • overwhelm - verb charge someone with too many tasks; overcome, as with emotions or perceptual stimuli; overcome by superior force;cover completely or make imperceptible
  • overwhelming - adj. very intense; so strong as to be irresistible
  • overwork - noun the act of working too much or too long; verb use too much; work excessively hard
  • oviduct - noun either of a pair of tubes conducting the egg from the ovary to the uterus
  • oviparous - adj. egg-laying
  • ovis - noun sheep
  • ovoid - adj. rounded like an egg; noun an egg-shaped object
  • ovoviviparous - adj. producing living young from eggs that hatch within the body
  • ovulate - verb produce and discharge eggs
  • ovulation - noun the expulsion of an ovum from the ovary (usually midway in the menstrual cycle)
  • ovule - noun a small or immature ovum; a small body that contains the female germ cell of a plant; develops into a seed after fertilization
  • ovum - noun the female reproductive cell; the female gamete
  • owed - adj. owed and payable immediately or on demand; owed as a debt
  • owing - adj. owed as a debt; owed as a debt
  • owl - noun nocturnal bird of prey with hawk-like beak and claws and large head with front-facing eyes
  • own - adj. belonging to or on behalf of a specified person (especially yourself); preceded by a possessive; verb have ownership or possession of
  • owned - adj. having an owner; often used in combination
  • owner - noun (law) someone who owns (is legal possessor of) a business; a person who owns something
  • ownership - noun the relation of an owner to the thing possessed; possession with the right to transfer possession to others; the state or fact of being an owner; the act of having and controlling property
  • ox - noun any of various wild bovines especially of the genera Bos or closely related Bibos; an adult castrated bull of the genus Bos; especially Bos taurus
  • oxacillin - noun a form of penicillin resistant to penicillinase and effective against penicillin-resistant staphylococci
  • oxen - noun domesticated bovine animals as a group regardless of sex or age
  • oxford - noun a low shoe laced over the instep; a city in southern England northwest of London; site of Oxford University; a university town in northern Mississippi; home of William Faulkner; a university in England
  • oxidant - noun a substance that oxidizes another substance
  • oxidase - noun any of the enzymes that catalyze biological oxidation
  • oxidation - noun the process of oxidizing; the addition of oxygen to a compound with a loss of electrons; always occurs accompanied by reduction
  • oxidation-reduction - noun a reversible chemical reaction in which one reaction is an oxidation and the reverse is a reduction
  • oxidative - adj. taking place in the presence of oxygen
  • oxide - noun any compound of oxygen with another element or a radical
  • oxidize - verb add oxygen to or combine with oxygen; enter into a combination with oxygen or become converted into an oxide
  • oxygen - noun a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
  • oxygenation - noun the process of providing or combining or treating with oxygen
  • oxytocin - noun hormone secreted by the posterior pituitary gland (trade name Pitocin); stimulates contractions of the uterus and ejection of milk
  • oyster - noun marine mollusks having a rough irregular shell; found on the sea bed mostly in coastal waters; a small muscle on each side of the back of a fowl; edible body of any of numerous oysters;verb gather oysters, dig oysters
  • ozone - noun a colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation)

Table of contents:

.A | .B | .C | .D | .E | .F | .G | .H | .I | .J | .K | .L | .M

.N | .O | .P | .Q | .R | .S | .T | .U | .V | .W | .X | .Y | .Z

P

  • p - noun the 16th letter of the Roman alphabet; a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms
  • pace - noun a step in walking or running; the relative speed of progress or change; the rate of moving (especially walking or running); a unit of length equal to 3 feet; defined as 91.44 centimeters; originally taken to be the average length of a stride; the distance covered by a step; the rate of some repeating event; verbmeasure (distances) by pacing; regulate or set the pace of; walk with slow or fast paces; go at a pace
  • pacemaker - noun an implanted electronic device that takes over the function of the natural cardiac pacemaker; a specialized bit of heart tissue that controls the heartbeat; a horse used to set the pace in racing; a leading instance in its field
  • pachyderm - noun any of various nonruminant hoofed mammals having very thick skin: elephant; rhinoceros; hippopotamus
  • pacific - adj. promoting peace; disposed to peace or of a peaceful nature; relating to or bordering the Pacific Ocean; noun the largest ocean in the world
  • pacifier - noun device used for an infant to suck or bite on;someone who tries to bring peace
  • pacing - noun walking with slow regular strides; (music) the speed at which a composition is to be played
  • pack - noun a convenient package or parcel (as of cigarettes or film); a bundle (especially one carried on the back); a sheet or blanket (either dry or wet) to wrap around the body for its therapeutic effect; a cream that cleanses and tones the skin; a complete collection of similar things; a group of hunting animals; an exclusive circle of people with a common purpose; an association of criminals;a large indefinite number; verb treat the body or any part of it by wrapping it, as with blankets or sheets, and applying compresses to it, or stuffing it to provide cover, containment, or therapy, or to absorb blood; carry, as on one's back; arrange in a container; load with a pack; compress into a wad; seal with packing; fill to capacity;set up a committee or legislative body with one's own supporters so as to influence the outcome; have the property of being packable or of compacting easily; press down tightly; hike with a backpack;press tightly together or cram; have with oneself; have on one's person
  • packable - adj. capable of being packed
  • package - noun a wrapped container; a collection of things wrapped or boxed together; (computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory; verb put into a box
  • packaged - adj. enclosed in a package or protective covering
  • packaging - noun the business of packing; material used to make packages; a message issued in behalf of some product or cause or idea or person or institution
  • packed - adj. pressed together or compressed; filled to capacity
  • packet - noun a small package or bundle; (computer science) a message or message fragment; a boat for carrying mail; a collection of things wrapped or boxed together
  • packing - noun carrying something in a pack on the back; the enclosure of something in a package or box; any material used especially to protect something
  • pact - noun a written agreement between two states or sovereigns
  • pad - noun the foot or fleshy cushion-like underside of the toes of an animal; a usually thin flat mass of padding; a block of absorbent material saturated with ink; used to transfer ink evenly to a rubber stamp; the large floating leaf of an aquatic plant (as the water lily); a number of sheets of paper fastened together along one edge;temporary living quarters; a platform from which rockets or space craft are launched; verb add padding to; line or stuff with soft material; add details to; walk heavily and firmly, as when weary, or through mud
  • padded - adj. softened by the addition of cushions or padding
  • padding - noun artifact consisting of soft or resilient material used to fill or give shape or protect or add comfort
  • paddle - noun a short light oar used without an oarlock to propel a canoe or small boat; an instrument of punishment consisting of a flat board; a blade of a paddle wheel or water wheel; small wooden bat with a flat surface; used for hitting balls in various games; verb stir with a paddle; propel with a paddle; swim like a dog in shallow water; give a spanking to; subject to a spanking; walk unsteadily;play in or as if in water, as of small children
  • paddle-shaped - adj. shaped in the form of a paddle
  • paddlefish - noun primitive fish of the Mississippi valley having a long paddle-shaped snout
  • padre - noun `Father' is a term of address for priests in some churches (especially the Roman Catholic Church or the Orthodox Catholic Church); `Padre' is frequently used in the military; a chaplain in one of the military services
  • pagan - adj. not acknowledging the God of Christianity and Judaism and Islam; noun a person who follows a polytheistic or pre-Christian religion (not a Christian or Muslim or Jew); a person who does not acknowledge your god; someone motivated by desires for sensual pleasures
  • page - noun one side of one leaf (of a book or magazine or newspaper or letter etc.) or the written or pictorial matter it contains;in medieval times a youth acting as a knight's attendant as the first stage in training for knighthood; a youthful attendant at official functions or ceremonies such as legislative functions and weddings;a boy who is employed to run errands; United States diplomat and writer about the Old South (1853-1922); English industrialist who pioneered in the design and manufacture of aircraft (1885-1962);verb call out somebody's name over a P.A. system; work as a page;number the pages of a book or manuscript
  • paid - adj. marked by the reception of pay; involving gainful employment in something often done as a hobby; yielding a fair profit
  • pain - noun a somatic sensation of acute discomfort; emotional distress; a fundamental feeling that people try to avoid; a bothersome annoying person; a symptom of some physical hurt or disorder; something or someone that causes trouble; a source of unhappiness; verb cause emotional anguish or make miserable;cause bodily suffering to and make sick or indisposed
  • painful - adj. causing physical or psychological pain; causing physical discomfort; exceptionally bad or displeasing; causing misery or pain or distress
  • painfully - adv. unpleasantly; in or as if in pain
  • painfulness - noun the quality of being painful; emotional distress; a fundamental feeling that people try to avoid
  • pains - noun an effortful attempt to attain a goal
  • painstaking - adj. characterized by extreme care and great effort
  • painstakingly - adv. in a fastidious and painstaking manner
  • paint - noun a substance used as a coating to protect or decorate a surface (especially a mixture of pigment suspended in a liquid); dries to form a hard coating; makeup consisting of a pink or red powder applied to the cheeks; (basketball) a space (including the foul line) in front of the basket at each end of a basketball court; usually painted a different color from the rest of the court; verb apply paint to; coat with paint; apply a liquid to; e.g., paint the gutters with linseed oil;make a painting of; make a painting
  • painted - adj. lacking substance or vitality as if produced by painting; coated with paint; having makeup applied; having sections or patches colored differently and usually brightly
  • painter - noun a line that is attached to the bow of a boat and used for tying up (as when docking or towing); an artist who paints; a worker who is employed to cover objects with paint; large American feline resembling a lion
  • painting - noun the occupation of a house painter; the act of applying paint to a surface; creating a picture with paints; graphic art consisting of an artistic composition made by applying paints to a surface
  • pair - noun a poker hand with 2 cards of the same value; two people considered as a unit; a set of two similar things considered as a unit;two items of the same kind; verb arrange in pairs; occur in pairs;form a pair or pairs; bring two objects, ideas, or people together;make love
  • paired - adj. mated sexually; used of gloves, socks, etc.; of leaves etc; growing in pairs on either side of a stem
  • pairing - noun the act of grouping things or people in pairs; the act of pairing a male and female for reproductive purposes
  • palace - noun official residence of an exalted person (as a sovereign); a large and stately mansion; a large ornate exhibition hall; the governing group of a kingdom
  • palate - noun the upper surface of the mouth that separates the oral and nasal cavities
  • pale - adj. abnormally deficient in color as suggesting physical or emotional distress; lacking in vitality or interest or effectiveness; very light colored; highly diluted with white; not full or rich; (of light) lacking in intensity or brightness; dim or feeble; noun a wooden strip forming part of a fence; verb turn pale, as if in fear
  • paleness - noun being deficient in color; the property of having a naturally light complexion; unnatural lack of color in the skin (as from bruising or sickness or emotional distress)
  • paleobotany - noun the study of fossil plants
  • paleontological - adj. of or relating to paleontology
  • paleontology - noun the earth science that studies fossil organisms and related remains
  • paleozoic - adj. of or relating to or denoting the Paleozoic era; nounfrom 544 million to about 230 million years ago
  • palestine - noun an ancient country in southwestern Asia on the east coast of the Mediterranean Sea; a place of pilgrimage for Christianity and Islam and Judaism; a former British mandate on the east coast of the Mediterranean; divided between Jordan and Israel in 1948
  • palindrome - noun a word or phrase that reads the same backward as forward
  • palinuridae - noun spiny lobsters
  • pallidum - noun the inner pale yellow part of the lenticular nucleus
  • pallor - noun unnatural lack of color in the skin (as from bruising or sickness or emotional distress)
  • palm - noun the inner surface of the hand from the wrist to the base of the fingers; any plant of the family Palmae having an unbranched trunk crowned by large pinnate or palmate leaves; a linear unit based on the length or width of the human hand; an award for winning a championship or commemorating some other event; verbtouch, lift, or hold with the hands
  • palmae - noun chiefly tropical trees and shrubs and vines usually having a tall columnar trunk bearing a crown of very large leaves; coextensive with the order Palmales
  • palmate - adj. of a leaf shape; having leaflets or lobes radiating from a common point; (of the feet of water birds) having three toes connected by a thin fold of skin
  • palmlike - adj. resembling a palm tree
  • palpable - adj. capable of being perceived by the senses or the mind; especially capable of being handled or touched or felt; can be felt by palpation
  • pamphlet - noun a brief treatise on a subject of interest; published in the form of a booklet; a small book usually having a paper cover
  • pan - noun chimpanzees; more closely related to Australopithecus than to other pongids; shallow container made of metal; cooking utensil consisting of a wide metal vessel; (Greek mythology) god of fields and woods and shepherds and flocks; represented as a man with goat's legs and horns and ears; identified with Roman Sylvanus or Faunus; verb express a totally negative opinion of; wash dirt in a pan to separate out the precious minerals; make a sweeping movement
  • panadol - noun an analgesic for mild pain; also used as an antipyretic; (Datril, Tylenol, Panadol, Phenaphen, Tempra, and Anacin III are trademarks of brands of acetaminophen tablets)
  • panama - noun a republic on the Isthmus of Panama; achieved independence from Colombia in 1903; a stiff hat made of straw with a flat crown
  • panamanian - adj. of or relating to or characteristic of Panama or its people; noun a native or inhabitant of Panama
  • pancreas - noun a large elongated exocrine gland located behind the stomach; secretes pancreatic juice and insulin
  • pancreatic - adj. of or involving the pancreas
  • pandemic - adj. existing everywhere; epidemic over a wide geographical area; noun an epidemic that is geographically widespread; occurring throughout a region or even throughout the world
  • pane - noun sheet glass cut in shapes for windows or doors; street name for lysergic acid diethylamide; a panel or section of panels in a wall or door
  • panel - noun sheet that forms a distinct (usually flat) section or component of something; a pad placed under a saddle; a group of people gathered for a special purpose as to plan or discuss an issue or judge a contest etc; (law) a group of people summoned for jury service (from whom a jury will be chosen); electrical device consisting of a flat insulated surface that contains switches and dials and meters for controlling other electrical devices; (computer science) a small temporary window in a graphical user interface that appears in order to request information from the user; after the information has been provided the user dismisses the box with `okay' or `cancel'; a committee appointed to judge a competition;verb decorate with panels; select from a list
  • pangaea - noun (plate tectonics) a hypothetical continent including all the landmass of the earth prior to the Triassic period when it split into Laurasia and Gondwanaland
  • panthera - noun lions; leopards; snow leopards; jaguars; tigers; cheetahs; saber-toothed tigers
  • panting - adj. breathing laboriously or convulsively; noun breathing heavily (as after exertion); any fabric used to make trousers
  • pants - noun underpants worn by women
  • pap - noun worthless or oversimplified ideas; the small projection of a mammary gland; a diet that does not require chewing; advised for those with intestinal disorders
  • papa - noun an informal term for a father; probably derived from baby talk
  • paper - noun medium for written communication; a scholarly article describing the results of observations or stating hypotheses; a material made of cellulose pulp derived mainly from wood or rags or certain grasses; the physical object that is the product of a newspaper publisher; a daily or weekly publication on folded sheets; contains news and articles and advertisements; an essay (especially one written as an assignment); a business firm that publishes newspapers; verb cover with paper; cover with wallpaper
  • paperboard - noun a cardboard suitable for making posters
  • papers - noun writing that provides information (especially information of an official nature)
  • papery - adj. thin and paperlike; of or like paper
  • par - noun (golf) the standard number of strokes set for each hole on a golf course, or for the entire course; a state of being essentially equal or equivalent; equally balanced; verb make a score (on a hole) equal to par
  • parabolic - adj. having the form of a parabola; resembling or expressed by parables
  • parachute - noun rescue equipment consisting of a device that fills with air and retards your fall; verb jump from an airplane and descend with a parachute
  • parade - noun a visible display; a ceremonial procession including people marching; an extended (often showy) succession of persons or things; verb march in a procession; walk ostentatiously
  • paradigm - noun the generally accepted perspective of a particular discipline at a given time; systematic arrangement of all the inflected forms of a word; a standard or typical example; the class of all items that can be substituted into the same position (or slot) in a grammatical sentence (are in paradigmatic relation with one another)
  • paradigmatic - adj. related as members of a substitution class; of or relating to a typical example; of or relating to a grammatical paradigm
  • parallel - adj. being everywhere equidistant and not intersecting; of or relating to the simultaneous performance of multiple operations;noun something having the property of being analogous to something else; an imaginary line around the Earth parallel to the equator; verb make or place parallel to something; be parallel to;duplicate or match
  • paralysis - noun loss of the ability to move a body part
  • paramecium - noun any member of the genus Paramecium
  • parapet - noun fortification consisting of a low wall; a low wall along the edge of a roof or balcony
  • parasite - noun an animal or plant that lives in or on a host (another animal or plant); it obtains nourishment from the host without benefiting or killing the host; a follower who hangs around a host (without benefit to the host) in hope of gain or advantage
  • parasitic - adj. of plants or persons; having the nature or habits of a parasite or leech; living off another; relating to or caused by parasites; of or pertaining to epenthesis
  • parasitism - noun the relation between two different kinds of organisms in which one receives benefits from the other by causing damage to it (usually not fatal damage)
  • parasympathetic - adj. of or relating to the parasympathetic nervous system; noun originates in the brain stem and lower part of the spinal cord; opposes physiological effects of the sympathetic nervous system: stimulates digestive secretions; slows the heart; constricts the pupils; dilates blood vessels
  • parathyroid - noun any one of four endocrine glands situated above or within the thyroid gland
  • parazoa - noun multicellular organisms having less-specialized cells than in the Metazoa; comprises the single phylum Porifera
  • parcel - noun the allotment of some amount by dividing something;a wrapped container; a collection of things wrapped or boxed together; an extended area of land; verb make into a wrapped container; cover with strips of canvas; divide into parts
  • parenchyma - noun animal tissue that constitutes the essential part of an organ as contrasted with e.g. connective tissue and blood vessels; the primary tissue of higher plants composed of thin-walled cells that remain capable of cell division even when mature; constitutes the greater part of leaves, roots, the pulp of fruits, and the pith of stems
  • parent - noun a father or mother; one who begets or one who gives birth to or nurtures and raises a child; a relative who plays the role of guardian; verb bring up
  • parental - adj. relating to or characteristic of or befitting a parent;designating the generation of organisms from which hybrid offspring are produced
  • parietal - adj. of or relating to or associated with the parietal bones in the cranium
  • paris - noun the capital and largest city of France; and international center of culture and commerce; a town in northeastern Texas;(Greek mythology) the prince of Troy who abducted Helen from her husband Menelaus and provoked the Trojan War; sometimes placed in subfamily Trilliaceae
  • parisian - adj. of or relating to or characteristic of Paris or its inhabitants; noun a native or resident of Paris
  • parity - noun functional equality; (physics) parity is conserved in a universe in which the laws of physics are the same in a right-handed system of coordinates as in a left-handed system; (mathematics) a relation between a pair of integers: if both integers are odd or both are even they have the same parity; if one is odd and the other is even they have different parity; (obstetrics) the number of liveborn children a woman has delivered; (computer science) a bit that is used in an error detection procedure in which a 0 or 1 is added to each group of bits so that it will have either an odd number of 1's or an even number of 1's; e.g., if the parity is odd then any group of bits that arrives with an even number of 1's must contain an error
  • park - noun a gear position that acts as a parking brake; a large area of land preserved in its natural state as public property; a piece of open land for recreational use in an urban area; Scottish explorer in Africa (1771-1806); a facility in which ball games are played (especially baseball games); a lot where cars are parked; verb place temporarily; maneuver a vehicle into a parking space
  • parked - adj. that have been left
  • parking - noun the act of maneuvering a vehicle into a location where it can be left temporarily; space in which vehicles can be parked
  • parks - noun United States civil rights leader who refused to give up her seat on a bus to a white man in Montgomery (Alabama) and so triggered the national civil rights movement (born in 1913)
  • parliament - noun a legislative assembly in certain countries; a card game in which you play your sevens and other cards in sequence in the same suit as the sevens; you win if you are the first to use all your cards
  • parliamentary - adj. having the supreme legislative power resting with a body of cabinet ministers chosen from and responsible to the legislature or parliament; in accord with rules and customs of a legislative or deliberative assembly; relating to or having the nature of a parliament
  • parotid - adj. relating to or located near the parotid gland
  • paroxysmal - adj. accompanied by or of the nature of paroxysms
  • parrot - noun usually brightly colored zygodactyl tropical birds with short hooked beaks and the ability to mimic sounds; a copycat who does not understand the words or acts being imitated; verb repeat mindlessly
  • parsimonious - adj. excessively unwilling to spend
  • parsimony - noun extreme care in spending money; reluctance to spend money unnecessarily; extreme stinginess
  • part - adv. in part; in some degree; not wholly; noun something less than the whole of a human artifact; a line of scalp that can be seen when sections of hair are combed in opposite directions; in so far as the actor specified is concerned; one of the portions into which something is regarded as divided and which together constitute a whole; the melody carried by a particular voice or instrument in polyphonic music; a portion of a natural object; something determined in relation to something that includes it; the actions and activities assigned to or required or expected of a person or group;any one of a number of individual efforts in a common endeavor; an actor's portrayal of someone in a play; the extended spatial location of something; assets belonging to or due to or contributed by an individual person or group; verb force, take, or pull apart; come apart; leave; go one's own way; move apart; discontinue an association or relation; go different ways
  • partake - verb consume; have, give, or receive a share of; have some of the qualities or attributes of something
  • parthenogenesis - noun process in which an unfertilized egg develops into a new individual; common among insects and some other arthropods; human conception without fertilization by a man
  • partial - adj. being or affecting only a part; not total; showing favoritism; (followed by `of' or `to') having a strong preference or liking for; noun a harmonic with a frequency that is a multiple of the fundamental frequency; the derivative of a function of two or more variables with respect to a single variable while the other variables are considered to be constant
  • partiality - noun an inclination to favor one group or view or opinion over alternatives; a predisposition to like something
  • partially - adv. in part; in some degree; not wholly
  • participant - noun someone who takes part in an activity; a person who participates in or is skilled at some game
  • participate - verb share in something; become a participant; be involved in
  • participating - adj. taking part in an activity
  • participation - noun the condition of sharing in common with others (as fellows or partners etc.); the act of sharing in the activities of a group
  • participial - adj. of or relating to or consisting of participles; noun a non-finite form of the verb; in English it is used adjectivally and to form compound tenses
  • participle - noun a non-finite form of the verb; in English it is used adjectivally and to form compound tenses
  • particle - noun a function word that can be used in English to form phrasal verbs; a body having finite mass and internal structure but negligible dimensions; (nontechnical usage) a tiny piece of anything
  • particular - adj. providing specific details or circumstances; unique or specific to a person or thing or category; separate and distinct from others of the same group or category; first and most important;surpassing what is common or usual or expected; exacting especially about details; noun a fact about some part (as opposed to general); (logic) a proposition that asserts something about some (but not all) members of a class; a small part that can be considered separately from the whole
  • particularly - adv. to a distinctly greater extent or degree than is common; specifically or especially distinguished from others;uniquely or characteristically
  • particulate - adj. composed of distinct particles; noun a small discrete mass of solid or liquid matter that remains individually dispersed in gas or liquid emissions (usually considered to be an atmospheric pollutant)
  • parting - adj. delivered at the moment of parting as if in flight or retreat; noun the act of departing politely; a line of scalp that can be seen when sections of hair are combed in opposite directions
  • partition - noun a vertical structure that divides or separates (as a wall divides one room from another); (computer science) the part of a hard disk that is dedicated to a particular operating system or application and accessed as a single unit; the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart; verb separate or apportion into sections; divide into parts, pieces, or sections
  • partitioned - adj. divided by partitions
  • partitioning - noun the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart; an analysis into mutually exclusive categories
  • partly - adv. in part; in some degree; not wholly
  • partner - noun a person who is a member of a partnership; an associate who works with others toward a common goal; a person's partner in marriage; verb provide with a partner; act as a partner
  • partnership - noun a contract between two or more persons who agree to pool talent and money and share profits or losses; the members of a business venture created by contract; a cooperative relationship between people or groups who agree to share responsibility for achieving some specific goal
  • parts - noun the local environment
  • partsong - noun a song with two or more voice parts
  • parturition - noun the process of giving birth
  • party - noun an occasion on which people can assemble for social interaction and entertainment; a group of people gathered together for pleasure; an organization to gain political power; a band of people associated temporarily in some activity; a person involved in legal proceedings; verb have or participate in a party
  • pascal - noun a programing language designed to teach programming through a top-down modular approach; French mathematician and philosopher and Jansenist; invented an adding machine; contributed (with Fermat) to the theory of probability (1623-1662); a unit of pressure equal to one newton per square meter
  • pass - adj. of advancing the ball by throwing it; noun (sports) the act of throwing the ball to another member of your team; a flight or run by an aircraft over a target; (American football) a play that involves one player throwing the ball to a teammate; a complementary (free) ticket; a permit to enter or leave a military installation; a document indicating permission to do something without restrictions; any authorization to pass or go somewhere; one complete cycle of operations (as by a computer); a difficult juncture; the location in a range of mountains of a geological formation that is lower than the surrounding peaks; a bad or difficult situation or state of affairs;(military) a written leave of absence; success in satisfying a test or requirement; (baseball) an advance to first base by a batter who receives four balls; a usually brief attempt; you advance to the next round in a tournament without playing an opponent; verb travel past;go across or through; cause to pass; transfer to another; of rights or property; place into the hands or custody of; throw (a ball) to another player; allow to go without comment or censure; go unchallenged; be approved; accept or judge as acceptable; go successfully through a test or a selection process; be identified, regarded, accepted, or mistaken for someone or something else; as by denying one's own ancestry or background; eliminate from the body;come to pass; pass from physical life and lose all bodily attributes and functions necessary to sustain life; disappear gradually; transmit information; grant authorization or clearance for; guide or pass over something; pass into a specified state or condition; pass by; pass by; be inherited by; make laws, bills, etc. or bring into effect by legislation; go beyond; stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point;pass (time) in a specific way
  • passage - noun the act of passing from one state or place to the next; a journey usually by ship; the act of passing something to another person; a bodily reaction of changing from one place or stage to another; a way through or along which someone or something may pass; a path or channel or duct through or along which something may pass; a section of text; particularly a section of medium length; a short section of a musical composition; the passing of a law by a legislative body; the motion of one object relative to another
  • passageway - noun a passage between rooms or between buildings; a path or channel or duct through or along which something may pass
  • passenger - noun a traveler riding in a vehicle (a boat or bus or car or plane or train etc) who is not operating it
  • passer - noun type genus of the Passeridae; (football) a ball carrier who tries to gain ground by throwing a forward pass; a student who passes an examination; a person who passes as a member of a different ethnic or racial group; a person who passes by casually or by chance
  • passing - adj. of advancing the ball by throwing it; allowing you to pass (e.g., an examination or inspection) satisfactorily; hasty and without attention to detail; not thorough; lasting a very short time;adv. to an extreme degree or extent; noun success in satisfying a test or requirement; going by something that is moving in order to get in front of it; the end of something; the motion of one object relative to another; euphemistic expressions for death; (American football) a play that involves one player throwing the ball to a teammate; a bodily reaction of changing from one place or stage to another
  • passion - noun strong feeling or emotion; a feeling of strong sexual desire; the suffering of Jesus at the crucifixion; the trait of being intensely emotional; any object of warm affection or devotion; an irrational but irresistible motive for a belief or action; something that is desired intensely
  • passive - adj. lacking in energy or will; expressing that the subject of the sentence is the patient of the action denoted by the verb;peacefully resistant in response to injustice; noun the voice used to indicate that the grammatical subject of the verb is the recipient (not the source) of the action denoted by the verb
  • passively - adv. in a passive manner
  • password - noun a secret word or phrase known only to a restricted group
  • past - adj. of a person who has held and relinquished a position or office; earlier than the present time; no longer current; a verb tense or other construction referring to events or states that existed at some previous time; adv. so as to pass a given point; noun a verb tense that expresses actions or states in the past; the time that has elapsed; a earlier period in someone's life (especially one that they have reason to keep secret)
  • paste - noun an adhesive made from water and flour or starch; used on paper and paperboard; any mixture of a soft and malleable consistency; a tasty mixture to be spread on bread or crackers; verbcover the surface of; hit with the fists; join or attach with or as if with glue
  • pasted - adj. affixed or as if affixed with glue or paste
  • pasteur - noun French chemist and biologist whose discovery that fermentation is caused by microorganisms resulted in the process of pasteurization (1822-1895)
  • pasteurization - noun partial sterilization of foods at a temperature that destroys harmful microorganisms without major changes in the chemistry of the food
  • pastime - noun a diversion that occupies one's time and thoughts (usually pleasantly)
  • pastor - noun only the rose-colored starlings; in some classifications considered a separate genus; a person authorized to conduct religious worship
  • pastoral - adj. of or relating to a pastor; suggestive of an idyll; charmingly simple and serene; used of idealized country life; relating to shepherds or herdsmen or devoted to raising sheep or cattle;noun a literary work idealizing the rural life (especially the life of shepherds); a letter from a pastor to the congregation; a musical composition that evokes rural life
  • pastry - noun any of various baked foods made of dough or batter;a dough of flour and water and shortening
  • pasture - noun a field covered with grass or herbage and suitable for grazing by livestock; animal food for browsing or grazing; verbfeed as in a meadow or pasture; let feed in a field or pasture or meadow
  • patch - noun a piece of cloth used as decoration or to mend or cover a hole; a short set of commands to correct a bug in a computer program; a piece of soft material that covers and protects an injured part of the body; a protective cloth covering for an injured eye; sewing that repairs a worn or torn hole (especially in a garment); a connection intended to be used for a limited time; a small contrasting part of something; a small area of ground covered by specific vegetation; a period of indeterminate length (usually short) marked by some action or condition; verb mend by putting a patch on; to join or unite the pieces of; provide with a patch; also used metaphorically; repair by adding pieces
  • patella - noun type genus of the family Patellidae: common European limpets; a small flat triangular bone in front of the knee that protects the knee joint
  • patent - adj. (of a bodily tube or passageway) open; affording free passage; clearly revealed to the mind or the senses or judgment;noun a document granting an inventor sole rights to an invention; an official document granting a right or privilege; verb make open to sight or notice; obtain a patent for; grant rights to; grant a patent for
  • paternal - adj. characteristic of a father; belonging to or inherited from one's father; relating to or characteristic of or befitting a parent;related on the father's side
  • paternally - adv. in a paternal manner
  • paternity - noun the state of being a father; the act of initiating a new idea or theory or writing; the kinship relation between an offspring and the father
  • paterson - noun a city of northeastern New Jersey; American Revolutionary leader (born in Ireland) who was a member of the Constitutional Convention (1745-1806)
  • path - noun a way especially designed for a particular use; an established line of travel or access; a line or route along which something travels or moves; a course of conduct
  • pathogen - noun any disease-producing agent (especially a virus or bacterium or other microorganism)
  • pathogenesis - noun the origination and development of a disease
  • pathogenic - adj. able to cause disease
  • pathologic - adj. caused by or altered by or manifesting disease or pathology; of or relating to the practice of pathology
  • pathological - adj. caused by or evidencing a mentally disturbed condition; of or relating to the practice of pathology; caused by or altered by or manifesting disease or pathology
  • pathologically - adv. with respect to pathology
  • pathologist - noun a doctor who specializes in medical diagnosis
  • pathology - noun the branch of medical science that studies the causes and nature and effects of diseases; any deviation from a healthy or normal condition
  • pathway - noun a trodden path; a bundle of myelinated nerve fibers following a path through the brain
  • patient - adj. enduring without protest or complaint; enduring trying circumstances with even temper or characterized by such endurance; noun a person who requires medical care; the semantic role of an entity that is not the agent but is directly involved in or affected by the happening denoted by the verb in the clause
  • patriarch - noun a man who is older and higher in rank than yourself; any of the early biblical characters regarded as fathers of the human race; the male head of family or tribe; title for the heads of the Eastern Orthodox Churches (in Istanbul and Alexandria and Moscow and Jerusalem)
  • patriot - noun one who loves and defends his or her country
  • patriotic - adj. inspired by love for your country
  • patrol - noun the activity of going around or through an area at regular intervals for security purposes; a detachment used for security or reconnaissance; a group that goes through a region at regular intervals for the purpose of security; verb maintain the security of by carrying out a control
  • patron - noun a regular customer; someone who supports or champions something; the proprietor of an inn
  • pattern - noun a model considered worthy of imitation; a customary way of operation or behavior; a decorative or artistic work;something regarded as a normative example; something intended as a guide for making something else; a perceptual structure;graphical representation (in polar or Cartesian coordinates) of the spatial distribution of radiation from an antenna as a function of angle; the path that is prescribed for an airplane that is preparing to land at an airport; verb form a pattern; plan or create according to a model or models
  • patterned - adj. having patterns (especially colorful patterns)
  • paucity - noun an insufficient quantity or number
  • paul - noun (New Testament) a Christian missionary to the Gentiles; author of several Epistles in the New Testament; even though Paul was not present at the Last Supper he is considered an apostle;United States feminist (1885-1977)
  • pauling - noun United States chemist who studied the nature of chemical bonding (1901-1994)
  • paunch - noun a protruding abdomen
  • pause - noun temporary inactivity; a time interval during which there is a temporary cessation of something; verb cease an action temporarily; interrupt temporarily an activity before continuing
  • paved - adj. covered with a firm surface
  • paving - noun the act of applying paving materials to an area;material used to pave an area; the paved surface of a thoroughfare
  • pawn - noun borrowing and leaving an article as security for repayment of the loan; (chess) the least powerful piece; moves only forward and captures only to the side; it can be promoted to a more powerful piece if it reaches the 8th rank; an article deposited as security; a person used by another to gain an end; verb leave as a guarantee in return for money
  • pay - noun something that remunerates; verb bear (a cost or penalty), in recompense for some action; give money, usually in exchange for goods or services; discharge or settle; do or give something to somebody in return; make a compensation for; render;be worth it; dedicate; convey, as of a compliment, regards, attention, etc.; bestow; cancel or discharge a debt; bring in
  • payable - adj. subject to or requiring payment especially as specified; noun a liability account showing how much is owed for goods and services purchased on credit
  • paying - adj. for which money is paid; yielding a fair profit
  • payment - noun the act of paying money; a sum of money paid
  • pbs - noun a solution containing a phosphate buffer
  • pc - noun a small digital computer based on a microprocessor and designed to be used by one person at a time
  • pea - noun seed of a pea plant used for food; a leguminous plant of the genus Pisum with small white flowers and long green pods containing edible green seeds; the fruit or seed of a pea plant
  • peace - noun a treaty to cease hostilities; the absence of mental stress or anxiety; harmonious relations; freedom from disputes; the state prevailing during the absence of war; the general security of public places
  • peaceful - adj. not disturbed by strife or turmoil or war; (of groups) not violent or disorderly; peacefully resistant in response to injustice
  • peacefully - adv. in a peaceful manner
  • peach - noun downy juicy fruit with sweet yellowish or whitish flesh;cultivated in temperate regions; a shade of pink tinged with yellow; a very attractive or seductive looking woman; verb divulge confidential information or secrets; "Be careful--his secretary talks"
  • peak - adj. of a period of maximal use or demand or activity; nounthe top point of a mountain or hill; a brim that projects to the front to shade the eyes; the highest point (of something); the most extreme possible amount or value; a V shape; the highest level or degree attainable; the highest stage of development; the period of greatest prosperity or productivity; verb to reach the highest point; attain maximum intensity, activity
  • peanut - adj. of little importance or influence or power; of minor status; noun pod of the peanut vine containing usually 2 nuts or seeds; `groundnut' and `monkey nut' are British terms; a young child who is small for his age; widely cultivated American plant cultivated in tropical and warm regions; showy yellow flowers on stalks that bend over to the soil so that seed pods ripen underground;underground pod of the peanut vine
  • peanuts - noun an insignificant sum of money; a trifling amount
  • pear - noun sweet juicy gritty-textured fruit available in many varieties; Old World tree having sweet gritty-textured juicy fruit; widely cultivated in many varieties
  • pear-shaped - adj. having a round shape tapered at one end; (of sounds) full and rich
  • pearl - noun a smooth lustrous round structure inside the shell of a clam or oyster; much valued as a jewel; a shade of white the color of bleached bones; a shape that is spherical and small; verb gather pearls, from oysters in the ocean
  • pearly - adj. of a white the color of pearls; noun informal terms for a human `tooth'
  • peat - noun partially carbonized vegetable matter saturated with water; can be used as a fuel when dried
  • pectoral - adj. of or relating to the chest or thorax; noun an adornment worn on the chest or breast; either of two large muscles of the chest
  • peculiar - adj. characteristic of one only; distinctive or special;markedly different from the usual; beyond or deviating from the usual or expected; unique or specific to a person or thing or category
  • pecuniary - adj. relating to or involving money
  • pedagogical - adj. of or relating to pedagogy
  • pedagogy - noun the activities of educating or instructing; activities that impart knowledge or skill; the profession of a teacher; the principles and methods of instruction
  • pedal - adj. of or relating to the feet; noun a lever that is operated with the foot; a sustained bass note; verb operate the pedals on a keyboard instrument; ride a bicycle
  • pedantic - adj. marked by a narrow focus on or display of learning especially its trivial aspects
  • peddler - noun someone who travels about selling his wares (as on the streets or at carnivals); an unlicensed dealer in illegal drugs
  • peduncle - noun a bundle of myelinated neurons joining different parts of the brain; stalk bearing an inflorescence or solitary flower;the thin process of tissue that attaches a polyp to the body
  • peeling - adj. having the paint loose and peeling away; noun loss of bits of outer skin by peeling or shedding or coming off in scales
  • peer - noun a person who is of equal standing with another in a group; a nobleman (duke or marquis or earl or viscount or baron) who is a member of the British peerage; verb look searchingly
  • peerage - noun the peers of a kingdom considered as a group
  • pejorative - adj. expressing disapproval
  • pelagic - adj. relating to or occurring or living in or frequenting the open ocean
  • peleus - noun a king of the Myrmidons and father of Achilles
  • pelican - noun large long-winged warm-water seabird having a large bill with a distensible pouch for fish
  • pellet - noun a small sphere; a solid missile discharged from a firearm
  • pellicle - noun thin protective membrane in some protozoa
  • peloponnesian - adj. of or relating to Peloponnesus
  • peloponnesus - noun the southern peninsula of Greece; dominated by Sparta until the 4th century BC
  • pelt - noun body covering of a living animal; the dressed hairy coat of a mammal; verb cast, hurl, or throw repeatedly with some missile;attack and bombard with or as if with missiles; rain heavily
  • pelvic - adj. of or relating to the pelvis
  • pelvis - noun a structure shaped like a funnel in the outlet of the kidney into which urine is discharged before passing into the ureter;the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrates
  • pen - noun female swan; a writing implement with a point from which ink flows; an enclosure for confining livestock; a correctional institution for those convicted of major crimes; a portable enclosure in which babies may be left to play; verb produce a literary work
  • penal - adj. subject to punishment by law; serving as or designed to impose punishment; of or relating to punishment
  • penalty - noun (games) a handicap or disadvantage that is imposed on a competitor (or a team) for an infraction of the rules of the game;the disadvantage or painful consequences of an action or condition;a payment required for not fulfilling a contract; the act of punishing
  • penchant - noun a strong liking
  • pencil - noun a thin cylindrical pointed writing implement; a rod of marking substance encased in wood; a cosmetic in a long thin stick; designed to be applied to a particular part of the face; a figure formed by a set of straight lines or light rays meeting at a point;graphite (or a similar substance) used in such a way as to be a medium of communication; verb write, draw, or trace with a pencil
  • pendulous - adj. having branches or flower heads that bend downward
  • pendulum - noun an apparatus consisting of an object mounted so that it swings freely under the influence of gravity
  • penetrate - verb come to understand; pass into or through, often by overcoming resistance; insert the penis into the vagina or anus of;make one's way deeper into or through; become clear or enter one's consciousness or emotions; spread or diffuse through; enter a group or organization in order to spy on the members
  • penetrating - adj. tending to penetrate; having the power of entering or piercing; having or demonstrating ability to recognize or draw fine distinctions
  • penetration - noun the act of entering into or through something;the act (by a man) of inserting his penis into the vagina of a woman;an attack that penetrates into enemy territory; the depth to which something penetrates (especially the depth reached by a projectile that hits a target); the ability to make way into or through something;clear or deep perception of a situation
  • penguin - noun short-legged flightless birds of cold southern especially Antarctic regions having webbed feet and wings modified as flippers
  • penicillin - noun any of various antibiotics obtained from Penicillium molds (or produced synthetically) and used in the treatment of various infections and diseases
  • penicillin-resistant - adj. unaffected by penicillin
  • penicillinase - noun enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic
  • penicillium - noun genus of fungi commonly growing as green or blue molds on decaying food; used in making cheese and as a source of penicillin
  • peninsula - noun a large mass of land projecting into a body of water
  • penis - noun the male organ of copulation (`member' is a euphemism)
  • penned - adj. enclosed by a confining fence
  • pennon - noun wing of a bird; a long flag; often tapering
  • pennsylvania - noun a Mid-Atlantic state; one of the original 13 colonies; one of the British colonies that formed the United States; a university in Philadelphia, Pennsylvania
  • penny - noun a coin worth one-hundredth of the value of the basic unit; a fractional monetary unit of Ireland and the United Kingdom; equal to one hundredth of a pound
  • pent - adj. closely confined
  • pentavalent - adj. having a valence of five
  • pentecost - noun seventh Sunday after Easter; commemorates the emanation of the Holy Spirit to the apostles; a quarter day in Scotland; (Judaism) Jewish holy day celebrated on the sixth of Sivan to celebrate Moses receiving the Ten Commandments
  • pentose - noun any monosaccharide sugar containing five atoms of carbon per molecule
  • penutian - noun a family of Amerindian language spoken in the great interior valley of California; a member of a North American Indian people speaking one of the Penutian languages
  • people - noun (plural) any group of human beings (men or women or children) collectively; members of a family line; the body of citizens of a state or country; the common people generally; verb fill with people or supply with inhabitants; furnish with people
  • peoples - noun the human beings of a particular nation or community or ethnic group
  • pepper - noun sweet and hot varieties of fruits of plants of the genus Capsicum; pungent seasoning from the berry of the common pepper plant of East India; use whole or ground; climber having dark red berries (peppercorns) when fully ripe; southern India and Sri Lanka; naturalized in northern Burma and Assam; any of various tropical plants of the genus Capsicum bearing peppers; verb attack and bombard with or as if with missiles; add pepper to
  • peppermint - noun a candy flavored with peppermint oil; herb with downy leaves and small purple or white flowers that yields a pungent oil used as a flavoring; red gum tree of Tasmania
  • pepsin - noun an enzyme produced in the stomach that splits proteins into peptones
  • peptide - noun amide combining the amino group of one amino acid with the carboxyl group of another; usually obtained by partial hydrolysis of protein
  • perceive - verb become conscious of; to become aware of through the senses
  • perceived - adj. detected by means of the senses; detected by instinct or inference rather than by recognized perceptual cues
  • percent - noun a proportion multiplied by 100
  • percentage - noun a proportion multiplied by 100; assets belonging to or due to or contributed by an individual person or group
  • percept - noun the representation of what is perceived; basic component in the formation of a concept
  • perceptible - adj. easily perceived by the senses or grasped by the mind; capable of being perceived by the mind or senses; easily seen or detected
  • perception - noun the process of perceiving; knowledge gained by perceiving; a way of conceiving something; becoming aware of something via the senses; the representation of what is perceived; basic component in the formation of a concept
  • perceptive - adj. having the ability to perceive or understand; keen in discernment; of or relating to perception
  • perceptual - adj. of or relating to the act of perceiving
  • perch - noun any of numerous spiny-finned fishes of various families of the order Perciformes; spiny-finned freshwater food and game fishes; support consisting of a branch or rod that serves as a resting place (especially for a bird); any of numerous fishes of America and Europe; an elevated place serving as a seat; a square rod of land; a linear measure of 16.5 feet; verb sit, as on a branch; cause to perch or sit; to come to rest, settle
  • perciformes - noun one of the largest natural groups of fishes of both marine and fresh water: true perches; basses; tuna
  • percolate - noun the product of percolation; verb pass through;cause (a solvent) to pass through a permeable substance in order to extract a soluble constituent; prepare in a percolator; spread gradually; gain or regain energy; permeate or penetrate gradually
  • percolation - noun the filtration of a liquid for extraction or purification; the act of making coffee in a percolator; the slow passage of a liquid through a filtering medium
  • percolator - noun a coffeepot in which boiling water ascends through a central tube and filters back down through a basket of ground coffee beans
  • percussion - noun the act of exploding a percussion cap; the act of playing a percussion instrument; tapping a part of the body for diagnostic purposes; the section of a band or orchestra that plays percussion instruments
  • peremptory - adj. putting an end to all debate or action; not allowing contradiction or refusal; offensively self-assured or given to exercising usually unwarranted power
  • perennial - adj. recurring again and again; lasting three seasons or more; lasting an indefinitely long time; suggesting self-renewal; nouna plant lasting for three seasons or more
  • perennially - adv. in a perennial manner; repeatedly
  • perfect - adj. precisely accurate or exact; being complete of its kind and without defect or blemish; without qualification; used informally as (often pejorative) intensifiers; noun a tense of verbs used in describing action that has been completed (sometimes regarded as perfective aspect); verb make perfect or complete
  • perfected - adj. (of plans, ideas, etc.) perfectly formed
  • perfection - noun the act of making something perfect; the state of being without a flaw or defect; an ideal instance; a perfect embodiment of a concept
  • perfective - noun the aspect of a verb that expresses a completed action; a tense of verbs used in describing action that has been completed (sometimes regarded as perfective aspect)
  • perfectly - adv. in a perfect or faultless way; completely and without qualification; used informally as intensifiers
  • perforated - adj. having a number or series of holes; having a hole cut through
  • perform - verb carry out or perform an action; give a performance (of something); perform a function; get (something) done
  • performance - noun any recognized accomplishment; the act of performing; of doing something successfully; using knowledge as distinguished from merely possessing it; the act of presenting a play or a piece of music or other entertainment; a dramatic or musical entertainment; process or manner of functioning or operating
  • performer - noun an entertainer who performs a dramatic or musical work for an audience
  • performing - noun the performance of a part or role in a drama
  • perfume - noun a toiletry that emits and diffuses a fragrant odor; a distinctive odor that is pleasant; verb apply perfume to; fill or impregnate with an odor
  • perfumed - adj. filled or impregnated with perfume; having a natural fragrance
  • perfumery - noun the art of making perfumes; an establishment where perfumes are made; store where perfumes are sold;perfumes in general
  • perhaps - adv. by chance
  • perianth - noun collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils
  • pericardial - adj. located around the heart or relating to or affecting the pericardium
  • peril - noun a venture undertaken without regard to possible loss or injury; a source of danger; a possibility of incurring loss or misfortune; a state of danger involving risk; verb put in a dangerous, disadvantageous, or difficult position; pose a threat to; present a danger to
  • perimeter - noun a line enclosing a plane areas; the size of something as given by the distance around it; the boundary line or the area immediately inside the boundary
  • period - noun a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations; the end or completion of something; a unit of geological time during which a system of rocks formed; one of three periods of play in hockey games; the interval taken to complete one cycle of a regularly repeating phenomenon; a stage in the history of a culture having a definable place in space and time; the monthly discharge of blood from the uterus of nonpregnant women from puberty to menopause; an amount of time
  • periodic - adj. recurring or reappearing from time to time; happening or recurring at regular intervals; recurring at regular intervals
  • periodical - adj. happening or recurring at regular intervals; noun a publication that appears at fixed intervals
  • periodically - adv. in a sporadic manner
  • periosteum - noun a dense fibrous membrane covering the surface of bones (except at their extremities) and serving as an attachment for tendons and muscles; contains nerves and blood vessels that nourish the enclosed bone
  • peripheral - adj. on or near an edge or constituting an outer boundary; the outer area; related to the key issue but not of central importance; noun (computer science) electronic equipment connected by cable to the CPU of a computer
  • periphery - noun the outside boundary or surface of something
  • peristalsis - noun the process of wavelike muscle contractions of the alimentary tract that moves food along
  • peritoneal - adj. of or relating to or affecting the peritoneum
  • periwinkle - noun edible marine gastropod; small edible marine snail; steamed in wine or baked; commonly cultivated Old World woody herb having large pinkish to red flowers; chiefly trailing poisonous plants with blue flowers
  • permafrost - noun ground that is permanently frozen
  • permanence - noun the property of being able to exist for an indefinite duration
  • permanent - adj. continuing or enduring without marked change in status or condition or place; not capable of being reversed or returned to the original condition; noun a series of waves in the hair made by applying heat and chemicals
  • permanently - adv. for a long time without essential change
  • permeability - noun the property of something that can be pervaded by a liquid (as by osmosis or diffusion)
  • permeable - adj. allowing fluids or gases to pass or diffuse through
  • permeate - verb spread or diffuse through; penetrate mutually or be interlocked; pass through
  • permeating - adj. spreading or spread throughout
  • permian - noun from 280 million to 230 million years ago; reptiles
  • permissible - adj. that may be permitted especially as according to rule; that may be accepted or conceded
  • permission - noun approval to do something; the act of giving a formal (usually written) authorization
  • permissive - adj. granting or inclined or able to grant permission; not strict in discipline; not preventive
  • permit - noun large game fish; found in waters of the West Indies;the act of giving a formal (usually written) authorization; a legal document giving official permission to do something; verb consent to, give permission; allow the presence of or allow (an activity) without opposing or prohibiting; make it possible through a specific action or lack of action for something to happen
  • peroxidase - noun any of a group of enzymes (occurring especially in plant cells) that catalyze the oxidation of a compound by a peroxide
  • peroxide - noun an inorganic compound containing the divalent ion -O-O-; a viscous liquid with strong oxidizing properties; a powerful bleaching agent; also used as a disinfectant and (in strong concentrations) as an oxidant in rocket fuels; verb bleach with peroxide
  • perpendicular - adj. extremely steep; intersecting at or forming right angles; at right angles to the plane of the horizon or a base line;noun an extremely steep face; a Gothic style in 14th and 15th century England; characterized by vertical lines and a four-centered (Tudor) arch and fan vaulting; a straight line at right angles to another line; a cord from which a metal weight is suspended pointing directly to the earth's center of gravity; used to determine the vertical from a given point
  • perpetrator - noun someone who perpetrates wrongdoing
  • perplexed - adj. full or difficulty or confusion or bewilderment
  • perplexing - adj. lacking clarity of meaning; causing confusion or perplexity
  • perplexity - noun trouble or confusion resulting from complexity
  • perseus - noun a conspicuous constellation in the northern hemisphere; between Auriga and Cassiopeia and crossed by the Milky Way; (Greek mythology) the son of Zeus who slew Medusa (with the help of Athena and Hermes) and rescued Andromeda from a sea monster
  • persevering - adj. quietly and steadily persevering especially in detail or exactness
  • persia - noun an empire in southern Asia created by Cyrus the Great in the 6th century BC and destroyed by Alexander the Great in the 4th century BC; a theocratic Islamic republic in the Middle East in western Asia; Iran was the core of the ancient empire that was known as Persia until 1935; rich in oil
  • persist - verb stay behind; be persistent, refuse to stop; continue to exist
  • persistence - noun the act of persisting or persevering; continuing or repeating behavior; persistent determination; the property of a continuous and connected period of time
  • persistent - adj. never-ceasing; retained; not shed; continually recurring to the mind
  • persistently - adv. with persistence; in a persistent manner
  • persisting - adj. relentless and indefatigable in pursuit or as if in pursuit
  • person - noun a human being; a human body (usually including the clothing); a grammatical category of pronouns and verb forms
  • personal - adj. particular to a given individual; concerning or affecting a particular person or his or her private life and personality;intimately concerning a person's body or physical being; indicating grammatical person; of or arising from personality; noun a short newspaper article about a particular person or group
  • personality - noun the complex of all the attributes--behavioral, temperamental, emotional and mental--that characterize a unique individual; a person of considerable prominence
  • personalized - adj. pointedly referring to or concerning a person's individual personality or intimate affairs especially offensively; made for or directed or adjusted to a particular individual
  • personally - adv. as a person; in the flesh; without involving anyone else; concerning the speaker; in a personal way; as yourself
  • personification - noun the act of attributing human characteristics to abstract ideas etc.; representing an abstract quality or idea as a person or creature; a person who represents an abstract quality
  • personnel - noun the department responsible for hiring and training and placing employees and for seting policies for personnel management; group of people willing to obey orders
  • perspective - noun the appearance of things relative to one another as determined by their distance from the viewer; a way of regarding situations or topics etc.
  • perspiration - noun salty fluid secreted by sweat glands; the process of the sweat glands of the skin secreting a salty fluid
  • persuade - verb cause somebody to adopt a certain position, belief, or course of action; twist somebody's arm; win approval or support for
  • persuasion - noun the act of persuading (or attempting to persuade); communication intended to induce belief or action; a personal belief or judgment that is not founded on proof or certainty
  • persuasive - adj. capable of convincing; tending or intended or having the power to induce action or belief
  • persuasiveness - noun the power to induce the taking of a course of action or the embracing of a point of view by means of argument or entreaty
  • pertinence - noun relevance by virtue of being applicable to the matter at hand
  • pertinent - adj. having precise or logical relevance to the matter at hand; being of striking appropriateness and pertinence
  • perturbation - noun a disposition that is confused or nervous and upset; activity that is an intrusion or interruption; (physics) a secondary influence on a system that causes it to deviate slightly;the act of causing disorder; an unhappy and worried mental state
  • peru - noun a republic in western South America; achieved independence from Spain in 1821; was the heart of the Inca empire from the 12th to 16th centuries
  • pervasive - adj. spreading or spread throughout
  • perversely - adv. deliberately deviant; in a contrary disobedient manner
  • pessimistic - adj. expecting the worst in this worst of all possible worlds
  • pest - noun any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.; a persistently annoying person; any epidemic disease with a high death rate; a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal
  • pesticide - noun a chemical used to kill pests (as rodents or insects)
  • pestis - noun a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal
  • pet - adj. preferred above all others and treated with partiality; nouna domesticated animal kept for companionship or amusement; a fit of petulance or sulkiness (especially at what is felt to be a slight);using a computerized radiographic technique to examine the metabolic activity in various tissues (especially in the brain); a special loved one; verb stroke or caress in an erotic manner, as during lovemaking; stroke or caress gently
  • petal - noun part of the perianth that is usually brightly colored
  • peter - noun disciple of Jesus and leader of the apostles; regarded by Catholics as the vicar of Christ on earth and first Pope; obscene terms for penis
  • petersburg - noun the final campaign of the American Civil War (1864-65); Union forces under Grant besieged and finally defeated Confederate forces under Lee; a town in southeastern Virginia (south of Richmond); scene of heavy fighting during the American Civil War
  • petition - noun a formal message requesting something that is submitted to an authority; reverent petition to a deity; verb write a petition for something to somebody; request formally and in writing
  • petroleum - noun a dark oil consisting mainly of hydrocarbons
  • petromyzontidae - noun lampreys
  • petty - adj. contemptibly narrow in outlook; (informal) small and of little importance; inferior in rank or status; noun larceny of property having a value less than some amount (the amount varies by locale)
  • petulance - noun an irritable petulant feeling
  • pew - noun long bench with backs; used in church by the congregation
  • ph - noun (from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic)
  • phagocyte - noun a cell that engulfs and digests debris and invading microorganisms
  • phagocytic - adj. capable of functioning as a phagocyte
  • phagocytosis - noun process in which phagocytes engulf and digest microorganisms and cellular debris; an important defense against infection
  • phantom - adj. something apparently sensed but having no physical reality; noun something existing in perception only; a ghostly appearing figure
  • pharaoh - noun the title of the ancient Egyptian kings
  • pharmaceutical - adj. of or relating to pharmacy or pharmacists; of or relating to drugs used in medical treatment; noun drug or medicine that is prepared or dispensed in pharmacies and used in medical treatment
  • pharmacist - noun a health professional trained in the art of preparing and dispensing drugs
  • pharmacy - noun the art and science of preparing and dispensing drugs and medicines,; a retail shop where medicine and other articles are sold
  • pharyngeal - adj. of or relating to the throat; noun a consonant articulated in the back of the mouth or throat
  • pharynx - noun the passage to the stomach and lungs; in the front part of the neck below the chin and above the collarbone
  • phase - noun (astronomy) the particular appearance of a body's state of illumination (especially one of the recurring shapes of the part of Earth's moon that is illuminated by the sun); (physical chemistry) a distinct state of matter in a system; matter that is identical in chemical composition and physical state and separated from other material by the phase boundary; a particular point in the time of a cycle; measured from some arbitrary zero and expressed as an angle; any distinct time period in a sequence of events; verbadjust so as to be in a synchronized condition; arrange in phases or stages
  • phd - noun an American doctorate usually based on at least 3 years graduate study and a dissertation; the highest degree awarded by a graduate school
  • phenacetin - noun a white crystalline compound used as an analgesic and also as an antipyretic
  • phenaphen - noun an analgesic for mild pain; also used as an antipyretic; (Datril, Tylenol, Panadol, Phenaphen, Tempra, and Anacin III are trademarks of brands of acetaminophen tablets)
  • phenomenon - noun any state or process known through the senses rather than by intuition or reasoning; a remarkable development
  • phenotype - noun what an organism looks like as a consequence of the interaction of its genotype and the environment
  • phenotypic - adj. of or relating to or constituting a phenotype
  • philanthropic - adj. of or relating to or characterized by philanthropy; generous in assistance to the poor
  • philanthropist - noun someone who makes charitable donations intended to increase human well-being
  • philanthropy - noun voluntary promotion of human welfare
  • philip - noun Englishman and husband of Elizabeth II (born 1921)
  • philippine - adj. of or relating to or characteristic of the Philippines or its people or customs; noun official language of the Philippines; based on Tagalog; draws its lexicon from other Philippine languages
  • philippines - noun an archipelago in the southwestern Pacific including some 7000 islands; a republic on the Philippine Islands; achieved independence from the United States in 1946
  • philistine - adj. of or relating to ancient Philistia or the culture of the Philistines; smug and ignorant and indifferent or hostile to artistic and cultural values; noun a member of an Aegean people who settled ancient Philistia around the 12th century BC; a person who is uninterested in intellectual pursuits
  • philologist - noun a humanist specializing in classical scholarship
  • philosopher - noun a specialist in philosophy; a wise person who is calm and rational; someone who lives a life of reason with equanimity
  • philosophical - adj. characterized by the attitude of a philosopher; meeting trouble with level-headed detachment; characteristic of or imbued with the attitude of a philosopher or based on philosophy; of or relating to philosophy or philosophers
  • philosophy - noun any personal belief about how to live or how to deal with a situation; the rational investigation of questions about existence and knowledge and ethics; a belief (or system of beliefs) accepted as authoritative by some group or school
  • phloem - noun (botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes
  • phoenix - noun the state capital and largest city located in south central Arizona; situated in a former desert that has become a prosperous agricultural area thanks to irrigation; a constellation in the southern hemisphere near Tucana and Sculptor; a legendary Arabian bird said to periodically burn itself to death and emerge from the ashes as a new phoenix; according to most versions only one phoenix lived at a time and it renewed itself every 500 years; a large monocotyledonous genus of pinnate-leaved palms found in Asia and Africa
  • phone - noun (phonetics) an individual sound unit of speech without concern as to whether or not it is a phoneme of some language;electro-acoustic transducer for converting electric signals into sounds; it is held over or inserted into the ear; electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds;verb get or try to get into communication (with someone) by telephone
  • phoneme - noun (linguistics) one of a small set of speech sounds that are distinguished by the speakers of a particular language
  • phonetic - adj. of or relating to the scientific study of speech sounds; of or relating to speech sounds
  • phonetically - adv. by phonetics
  • phonetician - noun a specialist in phonetics
  • phonetics - noun the branch of acoustics concerned with speech processes including its production and perception and acoustic analysis
  • phonograph - noun machine in which rotating records cause a stylus to vibrate and the vibrations are amplified acoustically or electronically
  • phonological - adj. of or relating to phonology
  • phosphate - noun carbonated drink with fruit syrup and a little phosphoric acid; a salt of phosphoric acid
  • phospholipid - noun any of various compounds composed of fatty acids and phosphoric acid and a nitrogenous base; an important constituent of membranes
  • phosphoric - adj. containing or characteristic of phosphorus
  • phosphorus - noun a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms; a planet (usually Venus) seen just before sunrise in the eastern sky
  • photic - adj. of or relating to or caused by light
  • photo - noun a picture of a person or scene in the form of a print or transparent slide; recorded by a camera on light-sensitive material
  • photograph - noun a picture of a person or scene in the form of a print or transparent slide; recorded by a camera on light-sensitive material; verb record on photographic film; undergo being photographed in a certain way
  • photographer - noun someone who takes photographs professionally
  • photographic - adj. representing people or nature with the exactness and fidelity of a photograph; relating to photography or obtained by using photography
  • photography - noun the occupation of taking and printing photographs or making movies; the act of taking and printing photographs; the process of producing images of objects on photosensitive surfaces
  • photon - noun a quantum of electromagnetic radiation; an elementary particle that is its own antiparticle
  • photosensitive - adj. sensitive to visible light
  • photosynthesis - noun synthesis of compounds with the aid of radiant energy (especially in plants)
  • photosynthetic - adj. relating to or using or formed by photosynthesis
  • phrasal - adj. of or relating to or functioning as a phrase
  • phrase - noun dance movements that are linked in a single choreographic sequence; an expression consisting of one or more words forming a grammatical constituent of a sentence; a short musical passage; an expression whose meanings cannot be inferred from the meanings of the words that make it up; verb divide, combine, or mark into phrases; put into words or an expression
  • phyletic - adj. of or relating to the evolutionary development of organisms
  • phylogenetic - adj. of or relating to the evolutionary development of organisms
  • phylogenetically - adv. with regard to phylogeny
  • phylogeny - noun (biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
  • phylum - noun (biology) the major taxonomic group of animals and plants; contains classes; (linguistics) a large group of languages that are historically related
  • physalia - noun Portuguese man-of-war
  • physical - adj. having substance or material existence; perceptible to the senses; concerned with material things; characterized by energetic bodily activity; according with material things or natural laws (other than those peculiar to living matter); involving the body as distinguished from the mind or spirit; relating to the sciences dealing with matter and energy; especially physics; impelled by physical force especially against resistance
  • physically - adv. in accord with physical laws
  • physician - noun a licensed medical practitioner
  • physicist - noun a scientist trained in physics
  • physics - noun the science of matter and energy and their interactions
  • physiologic - adj. of or consistent with an organism's normal functioning
  • physiological - adj. of or relating to the biological study of physiology; of or consistent with an organism's normal functioning
  • physiologically - adv. of or relating to physiological processes; with respect to physiology
  • physiologist - noun a biologist specializing in physiology
  • physiology - noun processes and functions of an organism; the branch of the biological sciences dealing with the functioning of organisms
  • physique - noun constitution of the human body; alternative names for the body of a human being
  • phytophthora - noun destructive parasitic fungi causing brown rot in plants
  • phytoplankton - noun photosynthetic or plant constituent of plankton; mainly unicellular algae
  • pia - noun perennial herb of East Indies to Polynesia and Australia; cultivated for its large edible root yielding Otaheite arrowroot starch
  • pianist - noun a person who plays the piano
  • piano - adj. used chiefly as a direction or description in music; adv.used as a direction in music; to be played relatively softly; noun a stringed instrument that is played by depressing keys that cause hammers to strike tuned strings and produce sounds; (music) low loudness
  • picea - noun a genus of temperate and arctic evergreen trees (see spruce)
  • pick - noun a basketball maneuver; obstructing an opponent with one's body; a heavy iron tool with a wooden handle and a curved head that is pointed on both ends; a thin sharp implement used for removing unwanted material; a small thin device (of metal or plastic or ivory) used to pluck a stringed instrument; the act of choosing or selecting; the yarn woven across the warp yarn in weaving; the person or thing chosen or selected; the best people or things in a group; the quantity of a crop that is harvested; verb remove in small bits; select carefully from a group; look for and gather; attack with or as if with a pickaxe of ice or rocky ground, for example; provoke;pilfer or rob; remove unwanted substances from, such as feathers or pits; harass with constant criticism; eat intermittently; take small bites of; hit lightly with a picking motion; pull lightly but sharply with a plucking motion; pay for something
  • pickaxe - noun a heavy iron tool with a wooden handle and a curved head that is pointed on both ends
  • pickett - noun American confederate general known for leading a disastrous charge at Gettysburg (1825-1875)
  • picking - noun the act of picking (crops or fruit or hops etc.); the quantity of a crop that is harvested
  • pickled - adj. (used of foods) preserved in a pickling liquid
  • picnic - noun any informal meal eaten outside or on an excursion;any undertaking that is easy to do; a day devoted to an outdoor social gathering; verb eat alfresco, in the open air
  • pictorial - adj. pertaining to or consisting of pictures; evoking lifelike images within the mind; noun a periodical (magazine or newspaper) containing many pictures
  • picture - noun a visual representation (of an object or scene or person or abstraction) produced on a surface; a typical example of some state or quality; illustrations used to decorate or explain a text;a situation treated as an observable object; graphic art consisting of an artistic composition made by applying paints to a surface; a clear and telling mental image; the visible part of a television transmission; a form of entertainment that enacts a story by a sequence of images giving the illusion of continuous movement; a graphic or vivid verbal description; verb show in, or as in, a picture;imagine; conceive of; see in one's mind
  • pictured - adj. represented graphically by sketch or design or lines;seen in the mind as a mental image
  • piece - noun a separate part of a whole; an item that is an instance of some type; a distance; an artistic or literary composition; an instance of some kind; a serving that has been cut from a larger portion; a portable gun; game equipment consisting of an object used in playing certain board games; a work of art of some artistic value; a musical work that has been created; a portion of a natural object; a share of something; a period of indeterminate length (usually short) marked by some action or condition; verb repair by adding pieces; join during spinning; eat intermittently; take small bites of; to join or unite the pieces of; create by putting components or members together
  • pier - noun a platform built out from the shore into the water and supported by piles; provides access to ships and boats; a support for two adjacent bridge spans; (architecture) a vertical supporting structure (as a portion of wall between two doors or windows)
  • pierce - noun 14th President of the United States (1804-1869); verbmake a hole into; penetrate or cut through with a sharp instrument;cut or make a way through; move or affect (a person's emotions or bodily feelings) deeply or sharply; sound sharply or shrilly
  • pierced - adj. having a hole cut through
  • piercing - adj. loud and sharp; having or emitting a high-pitched and sharp tone or tones; suitable for cutting or piercing; as physically painful as if caused by a sharp instrument; having or demonstrating ability to recognize or draw fine distinctions
  • pierre - noun capital of the state of South Dakota; located in central South Dakota on the Missouri river
  • pig - noun a crude block of metal (lead or iron) poured from a smelting furnace; domestic swine; mold consisting of a bed of sand in which pig iron is cast; uncomplimentary terms for a policeman; a person regarded as greedy and pig-like; a coarse obnoxious person;verb live like a pig, in squalor; give birth; eat greedily
  • pig-like - adj. resembling a pig
  • pigeon - noun wild and domesticated birds having a heavy body and short legs
  • pigment - noun dry coloring matter (especially a powder to be mixed with a liquid to produce paint etc); verb color or dye with a pigment;acquire pigment; become colored or imbued
  • pigmentation - noun coloration of living tissues by pigment; the deposition of pigment in animals or plants or human beings
  • pike - noun any of several elongate long-snouted freshwater game and food fishes widely distributed in cooler parts of the northern hemisphere; medieval weapon consisting of a spearhead attached to a long pole or pikestaff; superseded by the bayonet; a sharp point (as on the end of a spear); highly valued northern freshwater fish with lean flesh; a broad highway designed for high-speed traffic
  • pike-like - adj. resembling the pike
  • pile - noun the yarn (as in a rug or velvet or corduroy) that stands up from the weave; a column of wood or steel or concrete that is driven into the ground to provide support for a structure; a collection of objects laid on top of each other; a large sum of money (especially as pay or profit); a nuclear reactor that uses controlled nuclear fission to generate energy; battery consisting of voltaic cells arranged in series; the earliest electric battery devised by Volta; fine soft dense hair (as the fine short hair of cattle or deer or the wool of sheep or the undercoat of certain dogs); (often followed by `of') a large number or amount or extent; verb place or lay as if in a pile;arrange in stacks; press tightly together or cram
  • piled - adj. thrown together in a pile
  • piles - noun a large number or amount; pain caused by venous swelling at or inside the anal sphincter
  • pilfer - verb make off with belongings of others
  • pill - noun a dose of medicine in the form of a small pellet;something that resembles a tablet of medicine in shape or size; a contraceptive in the form of a pill containing estrogen and progestin to inhibit ovulation and so prevent conception; something unpleasant or offensive that must be tolerated or endured; a unpleasant or tiresome person
  • pillaging - noun the act of stealing valuable things from a place
  • pillar - noun a fundamental principle or practice; a prominent supporter; (architeture) a tall cylindrical vertical upright and used to support a structure; a vertical cylindrical structure standing alone and not supporting anything (such as a monument); anything tall and relatively thin that approximates the shape of a column or tower
  • pillow - noun a cushion to support the head of a sleeping person;verb rest on or as if on a pillow
  • pilot - noun someone who is licensed to operate an aircraft in flight;a person qualified to guide ships through difficult waters going into or out of a harbor; an inclined metal frame at the front of a locomotive to clear the track; small auxiliary gas burner that provides a flame to ignite a larger gas burner; an original model on which something is patterned; a program exemplifying a contemplated series; intended to attract sponsors; verb act as the navigator in a car, plane, or vessel and plan, direct, plot the path and position of the conveyance;fly a plane
  • pilus - noun hairlike structure especially on the surface of a cell or microorganism; any of the cylindrical filaments characteristically growing from the epidermis of a mammal
  • pin - noun a small slender (often pointed) piece of wood or metal used to support or fasten or attach things; a piece of jewelry that is pinned onto the wearer's garment; flagpole used to mark the position of the hole on a golf green; cylindrical tumblers consisting of two parts that are held in place by springs; when they are aligned with a key the bolt can be thrown; informal terms of the leg; a club-shaped wooden object used in bowling; set up in triangular groups of ten as the target; a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowing; axis consisting of a short shaft that supports something that turns; a number you choose and use to gain access to various accounts;small markers inserted into a surface to mark scores or define locations etc.; when a wrestler's shoulders are forced to the mat;verb immobilize a piece; attach or fasten with pins; pierce with a pin;to hold fast or prevent from moving
  • pinch - noun a squeeze with the fingers; an injury resulting from getting some body part squeezed; a painful or straitened circumstance; the act of apprehending (especially apprehending a criminal); a small sharp bite or snip; a sudden unforeseen crisis (usually involving danger) that requires immediate action; a slight but appreciable addition; verb irritate as if by a nip, pinch, or tear;squeeze tightly between the fingers; cut the top off; make ridges into by pinching together; make off with belongings of others
  • pinched - adj. as if squeezed uncomfortably tight; very thin especially from disease or hunger or cold; sounding as if the nose were pinched; not having enough money to pay for necessities
  • pine - noun a coniferous tree; straight-grained durable and often resinous white to yellowish timber of any of numerous trees of the genus Pinus; verb have a desire for something or someone who is not present
  • pineal - adj. having the form of a pine cone; relating to the pineal body
  • pineapple - noun large sweet fleshy tropical fruit with a terminal tuft of stiff leaves; widely cultivated; a tropical American plant bearing a large fleshy edible fruit with a terminal tuft of stiff leaves; widely cultivated in the tropics
  • pink - adj. of a light shade of red; noun a light shade of red; any of various flowers of plants of the genus Dianthus cultivated for their fragrant flowers; a person with mildly leftist political views; verb cut in a zigzag pattern with pinking shears, in sewing; sound like a car engine that is firing too early; make light, repeated taps on a surface
  • pinkeye - noun inflammation of the conjunctiva of the eye
  • pinkish - adj. of a light shade of red
  • pinnacle - noun (architecture) a slender upright spire at the top of a buttress of tower; a lofty peak; the highest level or degree attainable; the highest stage of development; verb raise on or as if on a pinnacle; surmount with a pinnacle
  • pinnate - adj. of a leaf shape; featherlike; having leaflets on each side of a common axis
  • pinnate-leaved - adj. having pinnate leaves
  • pinnatifid - adj. of a leaf shape; cleft nearly to the midrib in broad divisions not separated into distinct leaflets
  • pinnipedia - noun seals; sea lions; walruses
  • pinocytosis - noun process by which certain cells can engulf and incorporate droplets of fluid
  • pinophytina - noun most conifers: in some systems classified as a class (Pinopsida) and in others as a subdivision (Pinophytina); used in some classifications for one of five subdivisions of Gymnospermophyta
  • pinopsida - noun most conifers: in some systems classified as a class (Pinopsida) and in others as a subdivision (Pinophytina); used in some classifications for one of five subdivisions of Gymnospermophyta
  • pinpoint - adj. meticulously precise; noun the sharp point of a pin; a very brief moment; a very small spot; verb locate exactly
  • pinus - noun type genus of the Pinaceae: large genus of true pines
  • pioneer - noun one the first colonists or settler in a new territory;someone who helps to open up a new line of research or technology or art; verb open up and explore a new area; open up an area or prepare a way; take the lead or initiative in; participate in the development of
  • pipe - noun a long tube made of metal or plastic that is used to carry water or oil or gas etc.; a tube with a small bowl at one end; used for smoking tobacco; a small fipple flute that is played with the left hand while the right hand is free to beat a tabor; a hollow cylindrical shape; a wind instrument; the player blows air into a bag and squeezes it out through the instrument; the flues and stops on a pipe organ; verb trim with piping; play on a pipe; transport by pipeline;utter a shrill cry
  • pipeline - noun a pipe used to transport liquids or gases; gossip spread by spoken communication
  • piper - noun someone who plays the bagpipe; type genus of the Piperaceae: large genus of chiefly climbing tropical shrubs
  • piperaceae - noun tropical woody vines and herbaceous plants having aromatic herbage and minute flowers in spikelets
  • piperales - noun Piperaceae; Saururaceae; Chloranthaceae
  • pirate - noun a ship that is manned by pirates; someone who robs at sea or plunders the land from the sea without having a commission from any sovereign nation; someone who uses another person's words or ideas as if they were his own; verb copy illegally; of published material; take arbitrarily or by force
  • pisces - noun a group of vertebrates comprising both cartilaginous and bony fishes and sometimes including the jawless vertebrates; not used technically; the twelfth sign of the zodiac; the sun is in this sign from about February 19 to March 20; a large faint zodiacal constellation; between Aquarius and Aries; (astrology) a person who is born while the sun is in Pisces
  • pistil - noun the female ovule-bearing part of a flower composed of ovary and style and stigma
  • pistol - noun a firearm that is held and fired with one hand
  • piston - noun mechanical device that has a plunging or thrusting motion; United States neoclassical composer (1894-1976)
  • pisum - noun small genus of variable annual Eurasian vines: peas
  • pit - noun a surface excavation for extracting stone or slate; a trap in the form of a concealed hole; a sizeable hole (usually in the ground);a concavity in a surface (especially an anatomical depression); a workplace consisting of a coal mine plus all the buildings and equipment connected with it; lowered area in front of a stage where an orchestra accompanies the performers; (Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment; the hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed; verb remove the pits from; set into opposition or rivalry;mark with a scar
  • pita - noun usually small round bread that can open into a pocket for filling
  • pitch - noun the action or manner of throwing something; (baseball) the act of throwing a baseball by a pitcher to a batter; an all-fours game in which the first card led is a trump; a high approach shot in golf; the property of sound that varies with variation in the frequency of vibration; degree of deviation from a horizontal plane; a vendor's position (especially on the sidewalk); any of various dark heavy viscid substances obtained as a residue; abrupt up-and-down motion (as caused by a ship or other conveyance); promotion by means of an argument and demonstration; verb set to a certain pitch; lead (a card) and establish the trump suit; hit (a golf ball) in a high arc with a backspin; erect and fasten; fall or plunge forward; set the level or character of; throw or hurl from the mound to the batter, as in baseball; throw or toss with a light motion; move abruptly; heel over; be at an angle; sell or offer for sale from place to place
  • pitched - adj. set at a slant; (of sound) set to a certain pitch or key; usually used as a combining form
  • pitcher - noun the position on a baseball team of the player who throws the ball for a batter to try to hit; an open vessel with a handle and a spout for pouring; (baseball) the person who does the pitching; the quantity contained in a pitcher
  • pitchfork - noun a long-handled hand tool with sharp widely spaced prongs for lifting and pitching hay; verb lift with a pitchfork
  • pitching - noun (baseball) playing the position of pitcher on a baseball team; abrupt up-and-down motion (as caused by a ship or other conveyance)
  • pith - noun soft spongelike central cylinder of the stems of most flowering plants; the choicest or most essential or most vital part of some idea or experience; verb remove the pith from (a plant)
  • pitocin - noun hormone secreted by the posterior pituitary gland (trade name Pitocin); stimulates contractions of the uterus and ejection of milk
  • pituitary - adj. of or relating to the pituitary gland; having abnormal size with overgrown extremities resulting from abnormal pituitary secretion; noun the master gland of the endocrine system; located at the base of the brain
  • pity - noun an unfortunate development; the humane quality of understanding the suffering of others and wanting to do something about it; a feeling of sympathy and sorrow for the misfortunes of others; verb share the suffering of
  • pivot - noun the act of turning on (or as if on) a pivot; axis consisting of a short shaft that supports something that turns; the person in a rank around whom the others wheel and maneuver; verb turn on a pivot
  • place - noun an abstract mental location; the passage that is being read; an item on a list or in a sequence; any area set aside for a particular purpose; a general vicinity; a particular situation; proper or designated social situation; proper or appropriate position or location; a job in an organization; the post or function properly or customarily occupied or served by another; a blank area; where you live at a particular time; a public square with room for pedestrians;the particular portion of space occupied by something; a space reserved for sitting (as in a theater or on a train or airplane); a point located with respect to surface features of some region; verb take a place in a competition; often followed by an ordinal; estimate; to arrange for; sing a note with the correct pitch; finish second or better in a horse or dog race; place somebody in a particular situation or location; assign to (a job or a home); identify the location or place of;recognize as being; establish the identity of someone or something;assign a rank or rating to; assign to a station; intend (something) to move towards a certain goal; put into a certain place or abstract location; locate; make an investment; assign a location to
  • placed - adj. put in position in relation to other things; situated in a particular spot or position
  • placement - noun contact established between applicants and prospective employees; the act of putting something in a certain place; the spatial property of the way in which something is placed
  • placenta - noun the vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring wastes from the developing fetus; that part of the ovary of a flowering plant where the ovules form
  • placental - adj. pertaining to or having or occurring by means of a placenta; noun mammals having a placenta; all mammals except monotremes and marsupials
  • plague - noun an annoyance; any large scale calamity (especially when thought to be sent by God); any epidemic disease with a high death rate; a serious (sometimes fatal) infection of rodents caused by Yersinia pestis and accidentally transmitted to humans by the bite of a flea that has bitten an infected animal; a swarm of insects that attack plants; verb annoy continually or chronically; cause to suffer a blight
  • plain - adj. lacking embellishment or ornamentation; free from any effort to soften to disguise; lacking patterns especially in color; not elaborate or elaborated; simple; not mixed with extraneous elements; lacking in physical beauty or proportion; clearly revealed to the mind or the senses or judgment; adv. unmistakably (`plain' is often used informally for `plainly'); noun extensive tract of level open land; a basic knitting stitch; verb express complaints, discontent, displeasure, or unhappiness
  • plainly - adv. in a simple manner; without extravagance or embellishment; unmistakably (`plain' is often used informally for `plainly')
  • plaintiff - noun a person who brings an action in a court of law
  • plan - noun scale drawing of a structure; a series of steps to be carried out or goals to be accomplished; an arrangement scheme;verb make plans for something; have the will and intention to carry out some action; make or work out a plan for; devise; make a design of; plan out in systematic, often graphic form
  • planarian - noun free-swimming mostly freshwater flatworms; popular in laboratory studies for the ability to regenerate lost parts
  • plane - adj. having a surface without slope, tilt in which no part is higher or lower than another; noun a carpenter's hand tool with an adjustable blade for smoothing or shaping wood; a power tool for smoothing or shaping wood; (mathematics) an unbounded two-dimensional shape; a level of existence or development; an aircraft that has a fixed wing and is powered by propellers or jets; verb cut or remove with or as if with a plane; make even or smooth, with or as with a carpenter's plane; travel on the surface of water
  • planet - noun (astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction; any celestial body (other than comets or satellites) that revolves around a star; a person who follows or serves another
  • planetarium - noun an apparatus or model for representing the solar systems; an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome; a building housing an instrument for projecting the positions of the planets onto a domed ceiling
  • planetary - adj. of or relating to or characteristic of the planet Earth or its inhabitants; involving the entire earth; not limited or provincial in scope; having no fixed course; of or relating to or resembling the physical or orbital characteristics of a planet or the planets
  • plank - noun an endorsed policy in the platform of a political party; a stout length of sawn timber; made in a wide variety of sizes and used for many purposes; verb cook and serve on a plank; cover with planks; set (something or oneself) down with or as if with a noise
  • plankton - noun the aggregate of small plant and animal organisms that float or drift in great numbers in fresh or salt water
  • planktonic - adj. of or relating to plankton
  • planned - adj. designed or carried out according to a plan; planned in advance
  • planner - noun a notebook for recording appointments and things to be done, etc.; a person who makes plans
  • planning - noun the act or process of drawing up plans or layouts for some project or enterprise; an act of formulating a program for a definite course of action; the cognitive process of thinking about what you will do in the event of something happening
  • plant - noun a living organism lacking the power of locomotion;buildings for carrying on industrial labor; something planted secretly for discovery by another; an actor situated in the audience whose acting is rehearsed but seems spontaneous to the audience; verbput firmly in the mind; place something or someone in a certain position in order to secretly observe or deceive; put or set (seeds, seedlings, or plants) into the ground; place into a river; fix or set securely or deeply; set up or lay the groundwork for
  • plant-like - adj. resembling a plant
  • plantae - noun the taxonomic kingdom comprising all living or extinct plants
  • plantagenet - noun the family name of a line of English kings that reigned from 1154 to 1485
  • plantain - noun starchy banana-like fruit; eaten (always cooked) as a staple vegetable throughout the tropics; a banana tree bearing hanging clusters of edible angular greenish starchy fruits; tropics and subtropics; any of numerous plants of the genus Plantago; mostly small roadside or dooryard weeds with elliptic leaves and small spikes of very small flowers; seeds of some used medicinally
  • plantar - adj. relating to or occurring on the undersurface of the foot
  • plantation - noun a newly established colony (especially in the colonization of North America); an estate where cash crops are grown on a large scale (especially in tropical areas); garden consisting of a small cultivated wood without undergrowth
  • planted - adj. set in the soil for growth; (used especially of ideas or principles) deeply rooted; firmly fixed or held
  • plantigrade - adj. (of mammals) walking on the whole sole of the foot (as rabbits, raccoons, bears, and humans do); noun an animal that walks with the entire sole of the foot touching the ground as e.g. bears and human beings
  • planting - noun putting seeds or young plants in the ground to grow;the act of fixing firmly in place; a collection of plants (trees or shrubs or flowers) in a particular area
  • plaque - noun (pathology) a small abnormal patch on or inside the body; a memorial made of brass
  • plasma - noun colorless watery fluid of blood and lymph containing no cells and in which erythrocytes and leukocytes and platelets are suspended; (physical chemistry) a fourth state of matter distinct from solid or liquid or gas and present in stars and fusion reactors; a gas becomes a plasma when it is heated until the atoms lose all their electrons, leaving a highly electrified collection of nuclei and free electrons; a green slightly translucent variety of chalcedony used as a gemstone
  • plasmid - noun a small cellular inclusion consisting of a ring of DNA that is not in a chromosome but is capable of autonomous replication
  • plasmodium - noun parasitic protozoan of the genus Plasmodium that causes malaria in humans; multinucleate sheet of cytoplasm characteristic of some stages of such organisms as slime molds
  • plaster - noun adhesive tape used in dressing wounds; a surface of hardened plaster (as on a wall or ceiling); a mixture of lime or gypsum with sand and water; hardens into a smooth solid; used to cover walls and ceilings; a medical dressing consisting of a soft heated mass of meal or clay that is spread on a cloth and applied to the skin to treat inflamed areas or improve circulation etc.; any of several gypsum cements; a white powder (a form of calcium sulphate) that forms a paste when mixed with water and hardens into a solid; used in making molds and sculptures and casts for broken limbs; verb coat with plaster; apply a heavy coat to; apply a plaster cast to; affix conspicuously; cover conspicuously or thickly, as by pasting something on; dress by covering with a therapeutic substance
  • plastic - adj. capable of being influenced or formed; forming or capable of forming or molding or fashioning; capable of being molded or modeled (especially of earth or clay or other soft material); noun generic name for certain synthetic or semisynthetic materials that can be molded or extruded into objects or films or filaments or used for making e.g. coatings and adhesives
  • plastid - noun any of various small particles in the cytoplasm of the cells of plants and some animals containing pigments or starch or oil or protein
  • plastron - noun (zoology) the part of a turtle's shell forming its underside; a large pad worn by a fencer to protect the chest; a metal breastplate that was worn under a coat of mail; the front of man's dress shirt; the ornamental front of a woman's bodice or shirt
  • plat - noun a map showing planned or actual features of an area (streets and building lots etc.); verb make a plat of
  • plate - noun dish on which food is served or from which food is eaten; a metal sheathing of uniform thickness (such as the shield attached to an artillery piece to protect the gunners); a sheet of metal or wood or glass or plastic; a shallow receptacle for collection in church; structural member consisting of a horizontal beam that provides bearing and anchorage; a full-page illustration (usually on slick paper); a flat sheet of metal or glass on which a photographic image can be recorded; the positively charged electrode in a vacuum tube; any flat platelike body structure or part; a main course served on a plate; the thin under portion of the forequarter; a rigid layer of the Earth's crust that is believed to drift slowly; the quantity contained in a plate; a dental appliance that artificially replaces missing teeth; (baseball) base consisting of a rubber slab where the batter stands; it must be touched by a base runner in order to score;verb coat with a layer of metal
  • plateau - noun a relatively flat highland
  • platelike - adj. as the hard flattened scales of e.g. sharks
  • platform - noun a raised horizontal surface; any military structure or vehicle bearing weapons; the combination of a particular computer and a particular operating system; a document stating the aims and principles of a political party; a woman's shoe with a very high thick sole
  • platinum - noun a heavy precious metallic element; grey-white and resistant to corroding; occurs in some nickel and copper ores and is also found native in some deposits
  • plato - noun ancient Athenian philosopher; pupil of Socrates; teacher of Aristotle (428-347 BC)
  • platoon - noun a military unit that is a subdivision of a company; usually has a headquarters and two or more squads; usually commanded by a lieutenant; a team of policemen working under the military platoon system; a group of persons who are engaged in a common activity
  • platyhelminthes - noun flatworms
  • platypus - noun small densely furred aquatic monotreme of Australia and Tasmania having a broad bill and tail and webbed feet; only species in the family Ornithorhynchidae
  • plausible - adj. apparently reasonable and valid, and truthful; given to or characterized by presenting specious arguments
  • play - noun the act using a sword (or other weapon) vigorously and skillfully; activity by children that is guided more by imagination than by fixed rules; gay or light-hearted recreational activity for diversion or amusement; a preset plan of action in team sports; utilization or exercise; a dramatic work intended for performance by actors on a stage; a theatrical performance of a drama; a state in which action is feasible; the act of playing for stakes in the hope of winning (including the payment of a price for a chance to win a prize);(game) the activity of doing something in an agreed succession; a deliberate coordinated movement requiring dexterity and skill; an attempt to get something; movement or space for movement; verbal wit or mockery (often at another's expense but not to be taken seriously); a weak and tremulous light; the removal of constraints;(in games or plays or other performances) the time during which play proceeds; verb engage in an activity as if it were a game rather than take it seriously; exhaust by allowing to pull on the line;participate in games or sport; employ in a game or in a specific position; use or move; shoot or hit in a particular manner; bet or wager (money); put (a card or piece) into play during a game, or act strategically as if in a card game; make bets; use to one's advantage; discharge or direct or be discharged or directed as if in a continuous stream; perform on a certain location; be performed;cause to emit recorded sounds; emit recorded sound; pretend to be somebody in the framework of a game or playful activity; replay (as a melody); play on an instrument; perform music on (a musical instrument); move or seem to move quickly, lightly, or irregularly;cause to move or operate freely within a bounded space; act or have an effect in a specified way or with a specific effect or outcome;engage in recreational activities rather than work; occupy oneself in a diversion; be at play; be engaged in playful activity; amuse oneself in a way characteristic of children; behave in a certain way; be received or accepted or interpreted in a specific way; pretend to have certain qualities or state of mind; consider not very seriously;contend against an opponent in a sport, game, or battle; stake on the outcome of an issue; manipulate manually or in one's mind or imagination; cause to happen or to occur as a consequence; play a role or part; perform on a stage or theater; behave carelessly or indifferently
  • playback - noun the act of reproducing recorded sound; electronic equipment comprising the part of a tape recorder that reproduces the recorded material
  • playbill - noun a theatrical program
  • played - adj. (of games) engaged in
  • player - noun a person who participates in or is skilled at some game; an important participant (as in a business deal); a theatrical performer; someone who plays a musical instrument (as a profession)
  • playful - adj. full of fun and high spirits
  • playfully - adv. in a playful manner
  • playfulness - noun a disposition to find (or make) causes for amusement; activities that are enjoyable or amusing; a festive merry feeling
  • playing - noun the action of taking part in a game or sport or other recreation; the act of playing a musical instrument; the performance of a part or role in a drama
  • playlist - noun a list of musical selections for performance or for broadcast by radio
  • plaything - noun an artifact designed to be played with
  • playwright - noun someone who writes plays
  • plea - noun an answer indicating why a suit should be dismissed;(law) a defendant's answer by a factual matter (as distinguished from a demurrer); a humble request for help from someone in authority
  • plead - verb appeal or request earnestly; enter a plea, as in courts of law; offer as an excuse or plea; make an allegation in an action or other legal proceeding, especially answer the previous pleading of the other party by denying facts therein stated or by alleging new facts
  • pleading - adj. expressing earnest entreaty; noun (law) a statement in legal and logical form stating something on behalf of a party to a legal proceeding
  • pleasant - adj. pleasant in manner or behavior; affording pleasure; being in harmony with your taste or likings
  • pleasant-smelling - adj. having an odor that is pleasing
  • pleasantly - adv. in an enjoyable manner; in a cheerful manner
  • please - adv. used in polite request; verb give pleasure to or be pleasing to; give satisfaction; be the will of or have the will (to)
  • pleasing - adj. able to please or win approval; giving pleasure and satisfaction; giving pleasure or satisfaction; aesthetically pleasing;noun the act of one who pleases
  • pleasingly - adv. in a pleasing manner
  • pleasurable - adj. affording satisfaction or pleasure
  • pleasure - noun sexual gratification; an activity that affords enjoyment; a formal expression; a fundamental feeling that is hard to define but that people desire to experience; something or someone that provides pleasure; a source of happiness
  • pleat - noun any of various types of fold formed by doubling fabric back upon itself and then pressing or stitching into shape; verb fold into pleats, "Pleat the cloth"; pleat or gather into a ruffle
  • pleating - noun folding in parallel folds
  • plectomycetes - noun class of fungi in which the fruiting body is a cleistothecium (it releases spores only on decay or disintegration)
  • pledge - noun a drink in honor of or to the health of a person or event; someone accepted for membership but not yet fully admitted to the group; a deposit of personal property as security for a debt; a binding commitment to do or give or refrain from something; verbpromise solemnly and formally; bind or secure by a pledge; give as a guarantee; pay (an amount of money) as a contribution to a charity or service, especially at regular intervals; propose a toast to
  • pledged - adj. bound by or as if by an oath; pledged to be married
  • pleistocene - noun from two million to 11 thousand years ago; extensive glaciation of the northern hemisphere; the time of human evolution
  • plentiful - adj. existing in great number or quantity; affording an abundant supply; producing in abundance
  • plentifully - adv. in a bountiful manner
  • plenty - adv. as much as necessary; noun a full supply; (often followed by `of') a large number or amount or extent
  • pleural - adj. of or relating to the pleura or the walls of the thorax
  • pliable - adj. capable of being bent or flexed or twisted without breaking; able to adjust readily to different conditions; capable of being shaped or bent or drawn out; susceptible to being led or directed
  • plot - noun a secret scheme to do something (especially something underhand or illegal); the story that is told in a novel or play or movie etc.; a chart or map showing the movements or progress of an object; a small area of ground covered by specific vegetation; verbplan secretly, usually something illegal; make a plat of; make a schematic or technical drawing of that shows how things work or how they are constructed
  • plotted - adj. planned in advance
  • plough - noun a farm tool having one or more heavy blades to break the soil and cut a furrow prior to sowing; a group of seven bright stars in the constellation Ursa Major; verb to break and turn over earth especially with a plow; move in a way resembling that of a plow cutting into or going through the soil
  • plow - noun a farm tool having one or more heavy blades to break the soil and cut a furrow prior to sowing; verb to break and turn over earth especially with a plow; move in a way resembling that of a plow cutting into or going through the soil; deal with verbally or in some form of artistic expression
  • plowing - noun tilling the land with a plow
  • pluck - noun the act of pulling and releasing a taut cord; the trait of showing courage and determination in spite of possible loss or injury; verb strip of feathers; pull lightly but sharply with a plucking motion; pull or pull out sharply; look for and gather; rip off; ask an unreasonable price; sell something to or obtain something from by energetic and especially underhanded activity
  • plucked - adj. of a stringed instrument; sounded with the fingers or a plectrum; having the feathers removed, as from a pelt or a fowl
  • plug - noun blockage consisting of an object designed to fill a hole tightly; an electrical device with two or three pins that is inserted in a socket to make an electrical connection; an old or over-worked horse; an upright hydrant for drawing water to use in fighting a fire;electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark; blatant or sensational promotion; a wad of something chewable as tobacco; verb persist in working hard; make a plug for; praise the qualities or in order to sell or promote; fill or close tightly with or as if with a plug; deliver a quick blow to
  • plug-in - noun a printed circuit that can be inserted into expansion slots in a computer to increase the computer's capabilities
  • plugged - adj. (of a coin) altered by the insertion of a plug of base metal; completely obstructed or closed off
  • plum - adv. completely; used as intensifiers; exactly; noun a highly desirable position or assignment; any of numerous varieties of small to medium-sized round or oval fruit having a smooth skin and a single pit; any of several trees producing edible oval fruit having a smooth skin and a single hard stone
  • plumage - noun the light horny waterproof structure forming the external covering of birds
  • plumb - adj. exactly vertical; adv. exactly; conforming to the direction of a plumb line; completely; used as intensifiers; noun the metal bob of a plumb line; verb adjust with a plumb line so as to make vertical; examine thoroughly and in great depth; measure the depth of something; weight with lead
  • plumbing - noun the occupation of a plumber (installing and repairing pipes and fixtures for water or gas or sewage in a building);utility consisting of the pipes and fixtures for the distribution of water or gas in a building and for the disposal of sewage; measuring the depths of the oceans
  • plump - adj. euphemisms for slightly fat; adv. straight down especially heavily or abruptly; noun the sound of a sudden heavy fall; verb give support (to) or make a choice (of) one out of a group or number; make fat or plump; set (something or oneself) down with or as if with a noise; drop sharply
  • plundering - adj. given to taking by force what is desired; noun the act of stealing valuable things from a place
  • plunge - noun a steep and rapid fall; a brief swim in water; verbbegin with vigor; cause to be immersed; dash violently or with great speed or impetuosity; fall abruptly; engross (oneself) fully; immerse briefly into a liquid so as to wet, coat, or saturate; thrust or throw into; drop steeply
  • plural - adj. grammatical number category referring to two or more items or units; composed of more than one member, set, or kind;noun the form of a word that is used to denote more than one
  • plus - adj. involving advantage or good; on the positive side or higher end of a scale; noun the arithmetic operation of summing; calculating the sum of two or more numbers; a useful or valuable quality
  • pluto - noun a small planet and the farthest known planet from the sun; has the most elliptical orbit of all the planets; (Greek mythology) the god of the underworld in ancient mythology; brother of Zeus and husband of Persephone; a cartoon character created by Walt Disney
  • plutonium - noun a solid silvery grey radioactive transuranic element whose atoms can be split when bombarded with neutrons; found in minute quantities in uranium ores but is usually synthesized in nuclear reactors; 13 isotopes are known with the most important being plutonium 239
  • pm - adj. after noon; adv. between noon and midnight; noun an examination and dissection of a dead body to determine cause of death or the changes produced by disease; modulation of the phase of the carrier wave; the person who holds the position of head of the government in England; a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium
  • pneumatic - adj. of or relating to or using air (or a similar gas)
  • pneumonia - noun respiratory disease characterized by inflammation of the lung parenchyma (excluding the bronchi) with congestion caused by viruses or bacteria or irritants
  • poached - adj. cooked in hot water
  • poaching - noun cooking in simmering liquid
  • pocahontas - noun a Powhatan woman (the daughter of Powhatan) who befriended the English at Jamestown and is said to have saved Captain John Smith's life (1595-1617)
  • pock - noun a pustule in an eruptive disease; verb mark with a scar
  • pocket - noun a small pouch inside a garment for carrying small articles; an opening at the corner or on the side of a billiard table into which billiard balls are struck; a small isolated group of people; a supply of money; (bowling) the space between the headpin and the pins behind it on the right or left; (anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican); a local region of low pressure or descending air that causes a plane to lose height suddenly; a hollow concave shape made by removing something; an enclosed space; verb put in one's pocket; take unlawfully
  • pod - noun a detachable container of fuel on an airplane; a group of aquatic mammals; a several-seeded dehiscent fruit as e.g. of a leguminous plant; the vessel that contains the seeds of a plant (not the seeds themselves); verb produce pods, of plants; take something out of its shell or pod
  • poem - noun a composition written in metrical feet forming rhythmical lines
  • poet - noun a writer of poems (the term is usually reserved for writers of good poetry)
  • poetic - adj. characterized by romantic imagery; characteristic of or befitting poetry; of or relating to poetry; of or relating to poets
  • poetry - noun literature in metrical form; any communication resembling poetry in beauty or the evocation of feeling
  • point - noun sharp end; a wall socket; the gun muzzle's direction;an outstanding characteristic; a distinguishing or individuating characteristic; the property of a shape that tapers to a sharp tip; a geometric element that has position but no extension; the object of an activity; a brief version of the essential meaning of something; a V-shaped mark at one end of an arrow pointer; the precise location of something; a spatially limited location; a promontory extending out into a large body of water; the unit of counting in scoring a game or contest; a linear unit used to measure the size of type; approximately 1/72 inch; a style in speech or writing that arrests attention and has a penetrating or convincing quality or effect; a V shape; a very small circular shape; an instant of time; a contact in the distributor; as the rotor turns its projecting arm contacts them and current flows to the spark plugs; an isolated fact that is considered separately from the whole; a distinct part that can be specified separately in a group of things that could be enumerated on a list; a punctuation mark (.) placed at the end of a declarative sentence to indicate a full stop or after abbreviations; any of 32 horizontal directions indicated on the card of a compass; a specific identifiable position in a continuum or series or especially in a process; verb repair the joints of bricks; be positionable in a specified manner; mark (a psalm text) to indicate the points at which the music changes; mark with diacritics; mark (Hebrew words) with diacritics; give a point to; be a signal for or a symptom of; indicate a place, direction, person, or thing; either spatially or figuratively;intend (something) to move towards a certain goal; direct into a position for use; sail close to the wind; direct the course; determine the direction of travelling; be oriented
  • pointed - adj. direct and obvious in meaning or reference; often unpleasant; having a point
  • pointedly - adv. in such a manner as to make something clearly evident
  • pointer - noun a strong slender smooth-haired dog of Spanish origin having a white coat with brown or black patches; scents out and points game; an indicator as on a dial; (computer science) indicator consisting of a movable spot of light (an icon) on a visual display; moving it allows the user to point to commands or screen positions;a mark to indicate a direction or relation
  • poised - adj. marked by balance or equilibrium and readiness for action; in full control of your faculties
  • poison - noun anything that harms or destroys; any substance that causes injury or illness or death of a living organism; verb administer poison to; add poison to; kill with poison; kill by its poison; spoil as if by poison
  • poisoning - noun the act of giving poison to a person or animal with the intent to kill; the physiological state produced by a poison or other toxic substance
  • poisonous - adj. marked by deep ill will; deliberately harmful; not safe to eat; having the qualities or effects of a poison
  • poitiers - noun the battle in 1356 in which the English under the Black Prince defeated the French
  • poke - noun tall coarse perennial American herb having small white flowers followed by blackish-red berries on long drooping racemes; young fleshy stems are edible; berries and root are poisonous;(boxing) a blow with the fist; a sharp hand gesture (resembling a blow); a bag made of paper or plastic for holding customer's purchases; someone who takes more time than necessary; someone who lags behind; verb make a hole by poking; stir by poking; poke or thrust abruptly; hit hard with the hand, fist, or some heavy instrument; search or inquire in a meddlesome way
  • poker - noun any of various card games in which players bet that they hold the highest-ranking hand; fire iron consisting of a metal rod with a handle; used to stir a fire
  • poland - noun a republic in central Europe; the invasion of Poland by Germany in 1939 started World War II
  • polar - adj. having a pair of equal and opposite charges; of or existing at or near a geographical pole or within the Arctic or Antarctic Circles; located at or near or coming from the earth's poles; being of crucial importance; extremely cold; characterized by opposite extremes; completely opposed
  • polarity - noun having an indicated pole (as the distinction between positive and negative electric charges); a relation between two opposite attributes or tendencies
  • polarization - noun the phenomenon in which waves of light or other radiation are restricted in direction of vibration; the condition of having or giving polarity
  • polaroid - noun (trade mark) a plastic film that can polarize a beam of light; often used in sunglasses to eliminate glare
  • pole - noun a long (usually round) rod of wood or metal or plastic;one of the two ends of a magnet where the magnetism seems to be concentrated; a long fiberglass sports implement used for pole vaulting; one of two divergent or mutually exclusive opinions; one of two antipodal points where the Earth's axis of rotation intersects the Earth's surface; one of two points of intersection of the Earth's axis and the celestial sphere; a native or inhabitant of Poland; a contact on an electrical device (such as a battery) at which electric current enters or leaves; a square rod of land; a linear measure of 16.5 feet;verb deoxidize molten metals by stirring them with a wooden pole;support on poles; propel with a pole
  • police - noun the force of policemen and officers; verb maintain the security of by carrying out a control
  • policeman - noun a member of a police force
  • policy - noun a plan of action adopted by an individual or social group; written contract or certificate of insurance; a line of argument rationalizing the course of action of a government
  • polio - noun an acute viral disease marked by inflammation of nerve cells of the brain stem and spinal cord
  • poliomyelitis - noun an acute viral disease marked by inflammation of nerve cells of the brain stem and spinal cord
  • poliovirus - noun the virus causing poliomyelitis
  • polish - adj. of or relating to Poland or its people or culture; nounthe property of being smooth and shiny; the Slavic language of Poland; a highly developed state of perfection; having a flawless or impeccable quality; a preparation used in polishing; verb bring to a highly developed, finished, or refined state; improve or perfect by pruning or polishing; make (a surface) shine
  • polished - adj. perfected or made shiny and smooth; showing a high degree of refinement and the assurance that comes from wide social experience; (of lumber or stone) to trim and smooth; (of grains especially rice) having the husk or outer layers removed
  • polishing - noun the work of making something smooth and shiny by rubbing or waxing it
  • polistes - noun a genus of Vespidae
  • polite - adj. showing regard for others in manners, speech, behavior, etc.; not rude; marked by satisfactory (or especially minimal) adherence to social usages and sufficient but not noteworthy consideration for others; marked by refinement in taste and manners
  • politely - adv. in a polite manner
  • politic - adj. smoothly agreeable and courteous with a degree of sophistication; marked by artful prudence, expedience, and shrewdness
  • political - adj. involving or characteristic of politics or parties or politicians; of or relating to your views about social relationships involving authority or power; of or relating to the profession of governing
  • politically - adv. with regard to government; with regard to social relationships involving authority
  • politician - noun a person active in party politics; a leader engaged in civil administration; a schemer who tries to gain advantage in an organization in sly or underhanded ways
  • politics - noun the profession devoted to governing and to political affairs; the study of government of states and other political units;the opinion you hold with respect to political questions; social relations involving authority or power
  • poll - noun the counting of votes (as in an election); a tame parrot;the part of the head between the ears; an inquiry into public opinion conducted by interviewing a random sample of people; the top of the head; verb convert into a pollard; get the opinions (of people) by asking specific questions; get the votes of; vote in an election at a polling station
  • pollard - noun a usually horned animal that as either shed its horns or had them removed; a tree with limbs cut back to promote a more bushy growth of foliage; verb convert into a pollard
  • pollen - noun the fine spores that contain male gametes and that are borne by an anther in a flowering plant
  • pollination - noun transfer of pollen from the anther to the stigma of a plant
  • pollinator - noun an insect that carries pollen from one flower to another
  • pollock - noun United States artist famous for painting with a drip technique; a leader of abstract expressionism in America (1912-1956); important food and game fish of northern seas (especially the northern Atlantic); related to cod; lean white flesh of North Atlantic fish; similar to codfish
  • pollutant - noun waste matter that contaminates the water or air or soil
  • polluted - adj. rendered unwholesome by contaminants and pollution
  • pollution - noun undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities; the act of contaminating or polluting; including (either intentionally or accidentally) unwanted substances or factors; the state of being polluted
  • polo - noun a game similar to field hockey but played on horseback using long-handled mallets and a wooden ball; Venetian traveler who explored Asia in the 13th century and served Kublai Khan (1254-1324)
  • polychaeta - noun marine annelid worms
  • polychaete - noun chiefly marine annelids possessing both sexes and having paired appendages (parapodia) bearing bristles
  • polygenic - adj. of or relating to an inheritable character that is controlled by several genes at once; of or related to or determined by polygenes
  • polygon - noun a closed plane figure bounded by straight sides
  • polyhedral - adj. of or relating to or resembling a polyhedron
  • polyhedron - noun a solid figure bounded by plane polygons or faces
  • polymer - noun a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers
  • polymerase - noun an enzyme that catalyzes the formation of new DNA and RNA from an existing strand of DNA or RNA
  • polymeric - adj. of or relating to or consisting of a polymer
  • polymerization - noun a chemical process that combines several monomers to form a polymer or polymeric compound
  • polymox - noun an antibiotic; a semisynthetic oral penicillin (trade names Amoxil and Larotid and Polymox and Trimox and Augmentin) used to treat bacterial infections
  • polynesia - noun the islands in the eastern part of Oceania
  • polynomial - adj. having the character of a polynomial; noun a mathematical function that is the sum of a number of terms
  • polyp - noun one of two forms that coelenterates take e.g. a hydra or coral: usually sedentary and has a hollow cylindrical body usually with a ring of tentacles around the mouth; a small vascular growth on the surface of a mucous membrane
  • polypeptide - noun a peptide containing 10 to more than 100 amino acids
  • polyphonic - adj. having two or more independent but harmonically related melodic parts sounding together; of or relating to or characterized by polyphony; having two or more phonetic values
  • polyplacophora - noun small class of marine mollusks comprising the chitons; sometimes considered an order of the subclass Amphineura
  • polyploid - adj. of a cell or organism having more than twice the haploid number of chromosomes; noun (genetics) an organism or cell having more than twice the haploid number of chromosomes
  • polyploidy - noun the condition of being polyploid
  • polypodiaceae - noun ferns: a large family that in some classification systems has been subdivided into several families (including Aspleniaceae and Blechnaceae and Davalliaceae and Dennstaedtiaceae and Dryopteridaceae and Oleandraceae and Pteridaceae)
  • polysaccharide - noun any of a class of carbohydrates whose molecules contain chains of monosaccharide molecules
  • polyunsaturated - adj. (of long-chain carbon compounds especially fats) having many unsaturated bonds
  • polyvalent - adj. having more than one valence, or having a valence of 3 or higher; containing several antibodies each capable of counteracting a specific antigen
  • pompous - adj. characterized by pomp and ceremony and stately display; puffed up with vanity
  • pond - noun a small lake
  • ponder - verb reflect deeply on a subject
  • pondering - adj. persistently or morbidly thoughtful
  • pone - noun cornbread often made without milk or eggs and baked or fried (southern)
  • pons - noun a band of nerve fibers linking the medulla oblongata and the cerebellum with the midbrain; United States coloratura soprano (born in France) (1904-1976)
  • pool - noun any of various games played on a pool table having 6 pockets; an excavation that is (usually) filled with water; an organization of people or resources that can be shared; something resembling a pool of liquid; a small body of standing water (rainwater) or other liquid; the combined stakes of the betters; any communal combination of funds; an association of companies for some definite purpose; a small lake; verb join or form a pool of people; combine into a common fund
  • poor - adj. unsatisfactory; having little money or few possessions;lacking in specific resources, qualities or substances; characterized by or indicating poverty; deserving or inciting pity; not sufficient to meet a need; noun people without possessions or wealth (considered as a group)
  • poorly - adj. somewhat ill or prone to illness; adv. (`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well
  • pope - noun the head of the Roman Catholic Church; English poet and satirist (1688-1744)
  • poppy - noun annual or biennial or perennial herbs having showy flowers
  • popular - adj. (of music or art) new and of general appeal (especially among young people); carried on by or for the people (or citizens) at large; regarded with great favor, approval, or affection especially by the general public; representing or appealing to or adapted for the benefit of the people at large
  • popularize - verb make understandable to the general public; cater to popular taste to make popular and present to the general public; bring into general or common use
  • popularly - adv. among the people
  • populate - verb fill with people or supply with inhabitants; furnish with people
  • populated - adj. furnished with inhabitants
  • population - noun the act of populating (causing to live in a place);(statistics) the entire aggregation of items from which samples can be drawn; a group of organisms of the same species populating a given area; the people who inhabit a territory or state; the number of inhabitants (either the total number or the number of a particular race or class) in a given place (country or city etc.)
  • populous - adj. densely populated
  • porcelain - noun ceramic ware made of a more or less translucent ceramic
  • porcupine - noun relatively large rodents with sharp erectile bristles mingled with the fur
  • porcupines - noun meat patties rolled in rice and simmered in a tomato sauce
  • pore - noun any small opening in the skin or outer surface of an animal; any tiny hole admitting passage of a liquid (fluid or gas); a minute epidermal pore in a leaf or stem through which gases and water vapor can pass; verb direct one's attention on something
  • porifera - noun coextensive with the subkingdom Parazoa: sponges
  • poriferan - noun primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies
  • pork - noun meat from a domestic hog or pig; a legislative appropriation designed to ingratiate legislators with their constituents
  • pornographic - adj. designed to arouse lust
  • porous - adj. full of pores or vessels or holes; able to absorb fluids;allowing passage in and out
  • port - adj. located on the left side of a ship or aircraft; noun an opening (in a wall or ship or armored vehicle) for firing through;sweet dark-red dessert wine originally from Portugal; a place (seaport or airport) where people and merchandise can enter or leave a country; (computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals); the left side of a ship or aircraft to someone facing the bow or nose; verb drink port; carry or hold with both hands diagonally across the body, especially of weapons; carry, bear, convey, or bring; turn or go to the port or left side, of a ship; land at or reach a port; bring to port; put or turn on the left side, of a ship;transfer data from one computer to another via a cable that links connecting ports
  • portable - adj. of a motor designed to be attached to the outside of a boat's hull; easily or conveniently transported; noun a small light typewriter; usually with a case in which it can be carried
  • portion - noun the allotment of some amount by dividing something;something less than the whole of a human artifact; an individual quantity of food or drink taken as part of a meal; money or property brought by a woman to her husband at marriage; assets belonging to or due to or contributed by an individual person or group;something determined in relation to something that includes it; your overall circumstances or condition in life (including everything that happens to you); verb give out or allot
  • portland - noun largest city in Maine in the southwestern corner of the state; freshwater port and largest city in Oregon; located in northwestern Oregon on the Willamette River which divides the city into east and west sections; renowned for its beautiful natural setting among the mountains
  • portrait - noun any likeness of a person; a painting of a person's face; a word picture of a person's appearance and character
  • portraiture - noun the activity of making portraits; a word picture of a person's appearance and character
  • portrayal - noun acting the part of a character on stage; dramatically representing the character by speech and action and gesture; a word picture of a person's appearance and character; representation by drawing or painting etc; any likeness of a person; a representation by picture or portraiture
  • portrayed - adj. represented graphically by sketch or design or lines
  • portugal - noun a republic in southwestern Europe on the Iberian Peninsula; Portuguese explorers and colonists in the 15th and 16th centuries created a vast overseas empire (including Brazil)
  • portuguese - adj. of or relating to or characteristic of Portugal or the people of Portugal; noun the Romance language spoken in Portugal and Brazil; a native or inhabitant of Portugal
  • pose - noun a posture assumed by models for photographic or artistic purposes; a deliberate pretense or exaggerated display;affected manners intended to impress others; verb pretend to be someone you are not; sometimes with fraudulent intentions; behave affectedly or unnaturally in order to impress others; be a mystery or bewildering to; put into a certain place or abstract location; assume a posture as for artistic purposes; introduce
  • posing - noun (photography) the act of assuming a certain position (as for a photograph or portrait)
  • position - noun the act of positing; an assumption taken as a postulate or axiom; a job in an organization; (in team sports) the role assigned to an individual player; the spatial property of a place where or way in which something is situated; the arrangement of the body and its limbs; a rationalized mental attitude; a way of regarding situations or topics etc.; the particular portion of space occupied by something; the appropriate or customary location; the post or function properly or customarily occupied or served by another; the act of putting something in a certain place; an item on a list or in a sequence; an opinion that is held in opposition to another in an argument or dispute; a point occupied by troops for tactical reasons;a condition or position in which you find yourself; the relative position or standing of things or especially persons in a society; verb cause to be in an appropriate place, state, or relation; put into a certain place or abstract location
  • positionable - adj. capable of being positioned
  • positioning - adj. causing to fall into line or into position; noun the act of putting something in a certain place
  • positive - adj. formally laid down or imposed; characterized by or displaying affirmation or acceptance or certainty etc.; greater than zero; reckoned, situated or tending in the direction which naturally or arbitrarily is taken to indicate increase or progress or onward motion;indicating existence or presence of a suspected condition or pathogen; having a positive electric charge; involving advantage or good; persuaded of; very sure; marked by excessive confidence;impossible to deny or disprove; of or relating to positivism; noun a film showing a photographic image whose tones correspond to those of the original subject
  • positively - adv. extremely; so as to be positive; in a positive manner
  • positivism - noun the form of empiricism that bases all knowledge on perceptual experience (not on intuition or revelation); a quality or state characterized by certainty or acceptance or affirmation and dogmatic assertiveness
  • possess - verb have as an attribute, knowledge, or skill; enter into and control, as of emotions or ideas; have ownership or possession of
  • possessed - adj. influenced or controlled by a powerful force such as a strong emotion; in a murderous frenzy as if possessed by a demon
  • possession - noun anything owned or possessed; the act of having and controlling property; (sport) the act of controlling the ball (or puck); a territory that is controlled by a ruling state; being controlled by passion or the supernatural; the trait of resolutely controlling your own behavior; a mania restricted to one thing or idea
  • possessive - adj. desirous of owning; having or showing a desire to control or dominate; serving to express or indicate possession; nounthe case expressing ownership
  • possessor - noun a person who owns something
  • possibility - noun a possible alternative; a future prospect or potential; capability of existing or happening or being true; a tentative theory about the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena
  • possible - adj. capable of happening or existing; existing in possibility; capable of being imagined; noun something that can be done; an applicant who might be suitable
  • possibly - adv. by chance; to a degree possible of achievement or by possible means; in a manner or to a degree possible of conceiving; with a possibility of becoming actual
  • post - noun the delivery and collection of letters and packages; an upright consisting of a piece of timber or metal fixed firmly in an upright position; a pole or stake set up to mark something (as the start or end of a race track); the position where someone (as a guard or sentry) stands or is assigned to stand; United States manufacturer of breakfast cereals and Postum (1854-1914); United States female author who wrote a book and a syndicated newspaper column on etiquette (1872-1960); United States aviator who in 1933 made the first solo flight around the world (1899-1935); a job in an organization; military installation at which a body of troops is stationed; the system whereby messages are transmitted via the post office; any particular collection of letters or packages that is delivered; verb publicize with, or as if with, a poster; display, as of records in sports games; mark or expose as infamous; put up; affix in a public place or for public notice; ride Western style and bob up and down in the saddle in rhythm with a horse's trotting gait; transfer (entries) from one account book to another; assign to a post; put into a post; enter on a public list; cause to be directed or transmitted to another place; assign to a station; mark with a stake
  • post-mortem - noun an examination and dissection of a dead body to determine cause of death or the changes produced by disease;discussion of an event after it has occurred
  • postage - noun a token that postal fees have been paid; the charge for mailing something
  • postal - adj. of or relating to the system for delivering mail
  • posted - adj. publicly announced
  • posterior - adj. at or near the hind end in quadrupeds or toward the spine in primates; noun a tooth situated at the back of the mouth;the fleshy part of the human body that you sit on
  • postmark - noun a cancellation mark stamped on mail by postal officials; indicates the post office and date of mailing; verb stamp with a postmark to indicate date and time of mailing
  • postmenopausal - adj. subsequent to menopause
  • postnatal - adj. occurring immediately after birth
  • postpone - verb hold back to a later time
  • postpositive - adj. (of a modifier) placed after another word
  • postulate - noun (logic) a proposition that is accepted as true in order to provide a basis for logical reasoning; verb take as a given; assume as a postulate or axiom; maintain or assert; require as useful, just, or proper
  • posture - noun characteristic way of bearing one's body; the arrangement of the body and its limbs; capability in terms of personnel and materiel that affect the capacity to fight a war; a rationalized mental attitude; verb assume a posture as for artistic purposes; behave affectedly or unnaturally in order to impress others
  • pot - noun metal or earthenware cooking vessel that is usually round and deep; often has a handle and lid; street names for marijuana; a container in which plants are cultivated; slang for a paunch; the cumulative amount involved in a game (such as poker); the quantity contained in a pot; a resistor with three terminals, the third being an adjustable center terminal; used to adjust voltages in radios and TV sets; a plumbing fixture for defecation and urination; (often followed by `of') a large number or amount or extent; verb plant in a pot
  • potassium - noun a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite
  • potato - noun an edible tuber native to South America; a staple food of Ireland; annual native to South America having underground stolons bearing edible starchy tubers; widely cultivated as a garden vegetable; vines are poisonous
  • potency - noun capacity to produce strong physiological or chemical effects; the state of being potent; a male's capacity to have sexual intercourse; the power or right to give orders or make decisions; the inherent capacity for coming into being
  • potent - adj. having a strong physiological or chemical effect; (of a male) capable of copulation; having or wielding force or authority;having great influence
  • potential - adj. existing in possibility; expected to become or be; in prospect; noun the inherent capacity for coming into being; the difference in electrical charge between two points in a circuit expressed in volts
  • potentially - adv. with a possibility of becoming actual
  • potherb - noun any of various herbaceous plants whose leaves or stems or flowers are cooked and used for food or seasoning
  • pouch - noun a small or medium size container for holding or carrying things; (anatomy) saclike structure in any of various animals (as a marsupial or gopher or pelican); an enclosed space; verb send by special mail that goes through diplomatic channels; put into a small bag; swell or protrude outwards
  • poultry - noun flesh of chickens or turkeys or ducks or geese raised for food; a domesticated gallinaceous bird thought to be descended from the red jungle fowl
  • pound - noun a public enclosure for stray or unlicensed dogs;United States writer who lived in Europe; strongly influenced the development of modern literature (1885-1972); a nontechnical unit of force equal to the mass of 1 pound with an acceleration of free fall equal to 32 feet/sec/sec; 16 ounces; the act of pounding (delivering repeated heavy blows); the basic unit of money in Great Britain; equal to 100 pence; the basic unit of money in Cyprus; equal to 100 cents; the basic unit of money in Egypt; equal to 100 piasters;formerly the basic unit of money in Ireland; equal to 100 pence; the basic unit of money in Lebanon; equal to 100 piasters; the basic unit of money in the Sudan; equal to 100 piasters; the basic unit of money in Syria; equal to 100 piasters; verb break down and crush by beating, as with a pestle; shut up or confine in any enclosure or within any bounds or limits; partition off into compartments; place or shut up in a pound; hit hard with the hand, fist, or some heavy instrument; strike or drive against with a heavy impact; move rhythmically; move heavily or clumsily
  • pounding - noun repeated heavy blows; the act of pounding (delivering repeated heavy blows); an instance of rapid strong pulsation (of the heart)
  • pour - verb move in large numbers; flow in a spurt; cause to run;supply in large amounts or quantities; rain heavily; pour out
  • pouring - adj. flowing profusely
  • poverty - noun the state of having little or no money and few or no material possessions
  • powder - noun any of various cosmetic or medical preparations dispensed in the form of a pulverized powder; a solid substance in the form of tiny loose particles; a solid that has been pulverized; a mixture of potassium nitrate, charcoal, and sulfur in a 75:15:10 ratio which is used in gunnery, time fuses, and fireworks; verb apply powder to; make into a powder by breaking up or cause to become dust
  • powdered - adj. consisting of fine particles
  • powdery - adj. as if dulled in color with a sprinkling of powder;consisting of fine particles
  • power - noun possession of controlling influence; one possessing or exercising power or influence or authority; (physics) the rate of doing work; measured in watts (= joules/second); physical strength;possession of the qualities (especially mental qualities) required to do something or get something done; a mathematical notation indicating the number of times a quantity is multiplied by itself; a state powerful enough to influence events throughout the world; a very wealthy or powerful businessman; (of a government or government official) holding an office means being in power; verbsupply the force or power for the functioning of
  • powered - adj. (often used in combination) having or using or propelled by means of power or power of a specified kind
  • powerful - adj. having great power or force or potency or effect;displaying superhuman strength or power; having great influence;(of a person) possessing physical strength and weight; rugged and powerful; strong enough to knock down or overwhelm; adv.(Southern regional intensive) very
  • powerlessness - noun the quality of lacking strength or power; being weak and feeble
  • pox - noun a contagious disease characterized by purulent skin eruptions that may leave pock marks; a common venereal disease caused by the treponema pallidum spirochete; symptoms change through progressive stages; can be congenital (transmitted through the placenta)
  • poxvirus - noun any of a group of viruses that can cause pox diseases in vertebrates
  • pr - noun a promotion intended to create goodwill for a person or institution; a self-governing commonwealth associated with the United States occupying the island of Puerto Rico; a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
  • practical - adj. having or put to a practical purpose or use;concerned with actual use or practice; guided by practical experience and observation rather than theory; being actually such in almost every respect
  • practically - adv. in a practical manner; almost; nearly; (degree adverb used before a noun phrase) for all practical purposes but not completely
  • practice - noun a customary way of operation or behavior;translating an idea into action; the exercise of a profession;knowledge of how something is usually done; systematic training by multiple repetitions; verb avail oneself to; carry out or practice; as of jobs and professions; learn by repetition; engage in a rehearsal (of)
  • practiced - adj. skillful after much practice; having or showing knowledge and skill and aptitude
  • practitioner - noun someone who practices a learned profession
  • pragmatic - adj. of or concerning the theory of pragmatism;concerned with practical matters; guided by practical experience and observation rather than theory; noun an imperial decree that becomes part of the fundamental law of the land
  • prague - noun the capital and largest city of the Czech Republic in the western part of the country; a cultural and commercial center since the 14th century
  • prairie - noun a treeless grassy plain
  • praise - noun an expression of approval and commendation;offering words of homage as an act of worship; verb express approval of
  • prayer - noun the act of communicating with a deity (especially as a petition or in adoration or contrition or thanksgiving); a fixed text used in praying; reverent petition to a deity; someone who prays to God; earnest or urgent request
  • pre-columbian - adj. of or relating to or originating in the Americas before the arrival of Columbus
  • pre-existing - adj. existing previously or before something
  • pre-raphaelite - adj. of or relating to or characteristic of the Pre-Raphaelites; noun a painter or writer dedicated to restoring early Renaissance ideals
  • preaching - noun a moralistic rebuke; an address of a religious nature (usually delivered during a church service)
  • prearranged - adj. planned beforehand
  • precaution - noun a precautionary measure warding off impending danger or damage or injury etc.; the trait of practicing caution in advance; judiciousness in avoiding harm or danger
  • precedence - noun status established in order of importance or urgency; the act of preceding in time or order or rank (as in a ceremony); preceding in time
  • precedent - adj. preceding in time, order, or significance; noun an example that is used to justify similar occurrences at a later time; a subject mentioned earlier (preceding in time); (civil law) a law established by following earlier judicial decisions; a system of jurisprudence based on judicial precedents rather than statutory laws
  • preceding - adj. existing or coming before; preceding in time or order; of a person who has held and relinquished a position or office
  • precious - adj. of high worth or cost; obviously contrived to charm;characterized by feeling or showing fond affection for; adv.extremely
  • preciousness - noun the quality of being fastidious or excessively refined; the positive quality of being precious and beyond value; the quality possessed by something with a great price or value
  • precipitate - adj. done with very great haste and without due deliberation; noun a precipitated solid substance in suspension or after settling or filtering; verb separate as a fine suspension of solid particles; hurl or throw violently; bring about abruptly; fall vertically, sharply, or headlong; fall from clouds
  • precipitation - noun an unexpected acceleration or hastening; the act of casting down or falling headlong from a height; the falling to earth of any form of water (rain or snow or hail or sleet or mist); the process of forming a chemical precipitate; the quantity of water falling to earth at a specific place within a specified period of time;overly eager speed (and possible carelessness)
  • precipitous - adj. characterized by precipices; extremely steep;done with very great haste and without due deliberation
  • precise - adj. sharply exact or accurate or delimited; (of ideas, images, representations, expressions) characterized by perfect conformity to fact or truth ; strictly correct
  • precisely - adv. indicating exactness or preciseness; in a precise manner; just as it should be
  • preciseness - noun the quality of being reproducible in amount or performance; clarity as a consequence of precision
  • precision - noun the quality of being reproducible in amount or performance
  • precondition - noun a condition that is a prerequisite; an assumption that is taken for granted; an assumption on which rests the validity or effect of something else; verb put into the required condition beforehand
  • precursor - noun a person who goes before or announces the coming of another; a substance from which another substance is formed (especially by a metabolic reaction); an indication of the approach of something or someone
  • predacious - adj. hunting and killing other animals for food; living by or given to victimizing others for personal gain
  • predation - noun the act of preying by a predator who kills and eats the prey; an act of plundering and pillaging and marauding
  • predator - noun any animal that lives by preying on other animals;someone who attacks in search of booty
  • predatory - adj. living by preying on other animals especially by catching living prey; living by or given to victimizing others for personal gain; characterized by plundering or pillaging or marauding
  • predecessor - noun one who precedes you in time (as in holding a position or office)
  • predestination - noun (theology) being determined in advance; especially the doctrine (usually associated with Calvin) that God has foreordained every event throughout eternity (including the final salvation of mankind); previous determination as if by destiny or fate
  • predetermined - adj. set in advance
  • predicament - noun a situation from which extrication is difficult especially an unpleasant or trying one
  • predicate - noun one of the two main constituents of a sentence; the predicate contains the verb and its complements; (logic) what is predicated of the subject of a proposition; the second term in a proposition is predicated of the first term by means of the copula;verb affirm or declare as an attribute or quality of; make the (grammatical) predicate in a proposition; involve as a necessary condition of consequence; as in logic
  • predict - verb make a prediction about; tell in advance; indicate by signs
  • predictability - noun the quality of being predictable
  • predictable - adj. capable of being foretold
  • predictably - adv. in a predictable manner or to a predictable degree
  • predicted - adj. known beforehand
  • prediction - noun the act of predicting (as by reasoning about the future); a statement made about the future
  • predisposition - noun a disposition in advance to react in a particular way; an inclination beforehand to interpret statements in a particular way; susceptibility to a pathogen
  • predominance - noun the state of being predominant over others;the quality of being more noticeable than anything else
  • predominant - adj. having superior power and influence; most frequent or common
  • predominantly - adv. much greater in number or influence
  • preeminence - noun high status importance owing to marked superiority
  • preeminent - adj. greatest in importance or degree or significance or achievement
  • preface - noun a short introductory essay preceding the text of a book; verb furnish with a preface or introduction
  • prefatory - adj. serving as an introduction or preface
  • prefer - verb like better; value more highly; promote over another;give preference to one creditor over another; select as an alternative; choose instead; prefer as an alternative
  • preference - noun grant of favor or advantage to one over another (especially to a country or countries in matters of international trade, such as levying duties); the right or chance to choose; a strong liking; a predisposition in favor of something
  • preferred - adj. more desirable than another; preferred above all others and treated with partiality
  • prefix - noun an affix that is added in front of the word; verb attach a prefix to
  • prefrontal - adj. anterior to a frontal structure
  • pregnancy - noun the state of being pregnant; the period from conception to birth when a woman carries a developing fetus in her uterus
  • pregnant - adj. carrying developing offspring within the body or being about to produce new life; filled with or attended with; rich in significance or implication
  • prehensile - adj. adapted for grasping especially by wrapping around an object; having a keen intellect; immoderately desirous of acquiring e.g. wealth
  • prehistoric - adj. no longer fashionable; belonging to or existing in times before recorded history; of or relating to times before written history
  • preliminary - adj. designed to orient or acquaint with a situation before proceeding; noun something that serves as a preceding event or introduces what follows; a minor match preceding the main event
  • preliterate - adj. used of a society that has not developed writing;not yet having acquired the ability to read and write
  • prematurely - adv. too soon; in a premature manner; (of childbirth) before the end of the normal period of gestation
  • premeditated - adj. characterized by deliberate purpose and some degree of planning
  • premeditation - noun (law) thought and intention to commit a crime well in advance of the crime; goes to show criminal intent; planning or plotting in advance of acting
  • premise - noun a statement that is assumed to be true and from which a conclusion can be drawn; verb take something as preexisting and given; set forth beforehand, often as an explanation;furnish with a preface or introduction
  • premises - noun land and the buildings on it
  • premonition - noun an early warning about a future event; a feeling of evil to come
  • preoccupation - noun the mental state of being preoccupied by something; an idea that preoccupies the mind and holds the attention; the act of taking occupancy before someone else does
  • preoccupied - adj. having or showing excessive or compulsive concern with something; deeply absorbed in thought
  • preparation - noun the activity of putting or setting in order in advance of some act or purpose; (music) a note that produces a dissonant chord is first heard in a consonant chord; the act of preparing something (as food) by the application of heat;preparatory school work done outside school (especially at home);activity leading to skilled behavior; the cognitive process of thinking about what you will do in the event of something happening; the state of having been made ready or prepared for use or action (especially military action); a substance prepared according to a formula
  • preparatory - adj. preceding and preparing for something
  • prepare - verb to prepare verbally, either for written or spoken delivery; lead up to and soften by sounding the dissonant note in it as a consonant note in the preceding chord; prepare (someone) for a future role or function; make ready or suitable or equip in advance for a particular purpose or for some use, event, etc; undergo training or instruction in preparation for a particular role, function, or profession; create by training and teaching; arrange by systematic planning and united effort; prepare for eating by applying heat
  • prepared - adj. equipped or prepared with necessary intellectual resources; made ready or fit or suitable beforehand; having made preparations
  • preparedness - noun the state of having been made ready or prepared for use or action (especially military action)
  • preponderance - noun exceeding in heaviness; having greater weight; a superiority in numbers or amount; superiority in power or influence
  • prepositionally - adv. as a preposition
  • prerequisite - adj. required as a prior condition or course of study;noun something that is required in advance
  • presbyterianism - noun the doctrines and practices of the Presbyterian Church: based in Calvinism
  • prescribe - verb issue commands or orders for
  • prescribed - adj. set down as a rule or guide; formally laid down or imposed; conforming to set usage, procedure, or discipline; fixed or established especially by order or command
  • prescription - adj. available only with a doctor's written prescription;noun written instructions from a physician or dentist to a druggist concerning the form and dosage of a drug to be issued to a given patient; written instructions for an optician on the lenses for a given person; directions prescribed beforehand; the action of prescribing authoritative rules or directions; a drug that is available only with written instructions from a doctor or dentist to a pharmacist
  • presence - noun the act of being present; the impression that something is present; the immediate proximity of someone or something; an invisible spiritual being felt to be nearby; the state of being present; current existence; dignified manner or conduct
  • present - adj. temporal sense; intermediate between past and future; now existing or happening or in consideration; spatial sense; being or existing in a specified place; noun a verb tense that expresses actions or states at the time of speaking; something presented as a gift; the period of time that is happening now; any continuous stretch of time including the moment of speech; verbbring forward and present to the mind; formally present a debutante, a representative of a country, etc.; hand over formally; introduce;recognize with a gesture prescribed by a military regulation; assume a prescribed position; cause to come to know personally; deliver (a speech, oration, or idea); present somebody with something, usually to accuse or criticize; represent in a painting, drawing, sculpture, or verbally; perform (a play), especially on a stage; show or demonstrate something to an interested audience; give as a present; make a gift of; give, especially as an honor or reward
  • present-day - adj. belonging to the present time
  • presentation - noun a show or display; the act of presenting something to sight or view; the activity of formally presenting something (as a prize or reward); (obstetrics) position of the fetus in the uterus relative to the birth canal; the act of making something publicly available; presenting news or other information by broadcasting or printing it; the act of presenting a proposal; formally making a person known to another or to the public; a visual representation of something
  • presented - adj. given formally or officially
  • presently - adv. at this time or period; now; in the near future
  • preservation - noun the activity of protecting something from loss or danger; a process that saves organic substances from decay; the condition of being (well or ill) preserved; an occurrence of improvement by virtue of preventing loss or injury or other change
  • preservative - adj. tending or having the power to preserve; noun a chemical compound that is added to protect against decay or decomposition
  • preserve - noun a reservation where animals are protected; a domain that seems to be specially reserved for someone; fruit preserved by cooking with sugar; verb prevent (food) from rotting;keep undisturbed for personal or private use for hunting, shooting, or fishing; to keep up and reserve for personal or special use; keep in safety and protect from harm, decay, loss, or destruction; keep or maintain in unaltered condition; cause to remain or last; maintain in safety from injury, harm, or danger
  • preserved - adj. kept intact or in a particular condition; prevented from decaying or spoiling and prepared for future use
  • preserves - noun fruit preserved by cooking with sugar
  • preserving - adj. saving from harm or loss
  • preset - adj. set in advance
  • preside - verb act as president
  • presidency - noun the office and function of president; the tenure of a president
  • president - noun the chief executive of a republic; an executive officer of a firm or corporation; the head administrative officer of a college or university; the officer who presides at the meetings of an organization; the office of the United States head of state; the person who holds the office of head of state of the United States government
  • presidential - adj. befitting a president; relating to a president or presidency
  • press - noun the act of pressing; the exertion of pressure; a weightlift in which the barbell is lifted to shoulder height and then smoothly lifted overhead; any machine that exerts pressure to form or shape or cut materials or extract liquids or compress solids; a machine used for printing; clamp to prevent wooden rackets from warping when not in use; the gathering and publishing of news in the form of newspapers or magazines; newspaper writers and photographers; a tall piece of furniture that provides storage space for clothes; has a door and rails or hooks for hanging clothes; a dense crowd of people; the state of demanding notice or attention;verb place between two surfaces and apply weight or pressure;exert pressure or force to or upon; make strenuous pushing movements during birth to expel the baby; press from a plastic;create by pressing; crowd closely; be urgent; ask for or request earnestly; force or impel in an indicated direction; lift weights;squeeze or press together; press and smooth with a heated iron;exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for; to be oppressive or burdensome
  • pressed - adj. compacted by ironing
  • pressing - adj. compelling immediate action; noun a metal or plastic part that is made by a mechanical press; the act of pressing; the exertion of pressure
  • pressure - noun a force that compels; the somatic sensation that results from applying force to an area of skin; the force applied to a unit area of surface; measured in pascals (SI unit) or in dynes (cgs unit); an oppressive condition of physical or mental or social or economic distress; the act of pressing; the exertion of pressure; the state of demanding notice or attention; verb to cause to do through pressure or necessity, by physical, moral or intellectual means :"She forced him to take a job in the city"; exert pressure on someone through threats
  • prestige - noun a high standing achieved through success or influence or wealth etc.
  • presumably - adv. by reasonable assumption
  • presumption - noun a kind of discourtesy in the form of an act of presuming; audacious (even arrogant) behavior that you have no right to; (law) an inference of the truth of a fact from other facts proved or admitted or judicially noticed; an assumption that is taken for granted
  • pretence - noun the act of giving a false appearance; an artful or simulated semblance; a false or unsupportable quality; imaginative intellectual play; pretending with intention to deceive
  • pretend - adj. imagined as in a play; noun the enactment of a pretense; verb put forward a claim and assert right or possession of;state insincerely; make believe with the intent to deceive; represent fictitiously, as in a play, or pretend to be or act like; put forward, of a guess, in spite of possible refutation; behave unnaturally or affectedly
  • pretended - adj. adopted in order to deceive
  • pretending - noun the act of giving a false appearance
  • pretense - noun the act of giving a false appearance; imaginative intellectual play; pretending with intention to deceive; an artful or simulated semblance; a false or unsupportable quality
  • pretrial - noun (law) a conference held before the trial begins to bring the parties together to outline discovery proceedings and to define the issues to be tried; more useful in civil than in criminal cases
  • pretty - adj. pleasing by delicacy or grace; not imposing; (used ironically) unexpectedly bad; adv. used as an intensifier (`jolly' is used informally in Britain)
  • prevail - verb use persuasion successfully; prove superior; continue to exist; be valid, applicable, or true; be larger in number, quantity, power, status or importance
  • prevailing - adj. encountered generally especially at the present time; most frequent or common
  • prevalence - noun the quality of prevailing generally; being widespread; (epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population; a superiority in numbers or amount
  • prevalent - adj. encountered generally especially at the present time
  • prevent - verb prevent from doing something or being in a certain state; keep from happening or arising; make impossible
  • prevention - noun the act of preventing
  • preventive - adj. preventing or contributing to the prevention of disease; tending to prevent or hinder; tending to ward off; nounremedy that prevents or slows the course of an illness or disease;an agent or device intended to prevent conception; any obstruction that impedes or is burdensome
  • previous - adj. just preceding something else in time or order; too soon or too hasty; (used especially of persons) of the immediate past
  • previously - adv. at an earlier time or formerly
  • prey - noun animal hunted or caught for food; a person who is the aim of an attack (especially a victim of ridicule or exploitation) by some hostile person or influence; verb profit from in an exploitatory manner; prey on or hunt for
  • price - noun the high value or worth of something; value measured by what must be given or done or undergone to obtain something; a monetary reward for helping to catch a criminal; United States operatic soprano (born 1927); the amount of money needed to purchase something; cost of bribing someone; the property of having material worth (often indicated by the amount of money something would bring if sold); verb ascertain or learn the price of;determine the price of
  • prick - noun the act of puncturing with a small point; obscene terms for penis; insulting terms of address for people who are stupid or irritating or ridiculous; a depression scratched or carved into a surface; verb to cause a sharp emotional pain; cause a stinging pain; stab or urge on as if with a pointed stick; make a small hole into, as with a needle or a thorn; deliver a sting to; raise; cause a prickling sensation
  • prickly - adj. having or covered with protective barbs or quills or spines or thorns or setae etc.; very irritable
  • pride - noun unreasonable and inordinate self-esteem (personified as one of the deadly sins); the trait of being spurred on by a dislike of falling below your standards; a feeling of self-respect and personal worth; satisfaction with your (or another's) achievements; a group of lions; verb be proud of
  • prideful - adj. joyful and proud especially because of triumph or success; having or showing arrogant superiority to and disdain of those one views as unworthy
  • priest - noun a clergyman in Christian churches who has the authority to perform or administer various religious rites; one of the Holy Orders; a person who performs religious duties and ceremonies in a non-Christian religion
  • prima - adj. indicating the most important performer or role; nounused primarily as eating apples
  • primarily - adv. of primary import; for the most part
  • primary - adj. not derived from or reducible to something else; basic; of first rank or importance or value; direct and immediate rather than secondhand; of primary importance; most important element; of or being the essential or basic part; noun a preliminary election where delegates or nominees are chosen; one of the main flight feathers projecting along the outer edge of a bird's wing; coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit
  • primate - noun any placental mammal of the order Primates; has good eyesight and flexible hands and feet; a senior clergyman and dignitary
  • primates - noun an animal order including lemurs and tarsiers and monkeys and apes and human beings
  • prime - adj. used of the first or originating agent; being at the best stage of development; of or relating to or being an integer that cannot be factored into other integers; first in rank or degree; of superior grade; noun a number that has no factor but itself and 1;the time of maturity when power and vigor are greatest; the second canonical hour; about 6 a.m.; the period of greatest prosperity or productivity; verb insert a primer into (a gun, mine, or charge) preparatory to detonation or firing; fill with priming liquid; cover with a primer; apply a primer to
  • primer - noun an introductory textbook; the first or preliminary coat of paint or size applied to a surface; any igniter that is used to initiate the burning of a propellant
  • priming - noun the act of making something ready; the first or preliminary coat of paint or size applied to a surface; any igniter that is used to initiate the burning of a propellant
  • primitive - adj. used of preliterate or tribal or nonindustrial societies;of or created by one without formal training; simple or naive in style;little evolved from or characteristic of an earlier ancestral type;belonging to an early stage of technical development; characterized by simplicity and (often) crudeness; noun a word serving as the basis for inflected or derived forms; a mathematical expression from which another expression is derived; a person who belongs to an early stage of civilization
  • prince - noun a male member of a royal family other than the sovereign (especially the son of a sovereign)
  • princess - noun a female member of a royal family other than the queen (especially the daughter of a sovereign)
  • princeton - noun a university town in central New Jersey; a university in New Jersey
  • principal - adj. most important element; noun the major party to a financial transaction at a stock exchange; buys and sells for his own account; the educator who has executive authority for a school;capital as contrasted with the income derived from it; the original amount of a debt on which interest is calculated; an actor who plays a principal role
  • principally - adv. for the most part
  • principle - noun a basic truth or law or assumption; a rule or law concerning a natural phenomenon or the function of a complex system; a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct; a rule or standard especially of good behavior; rule of personal conduct; (law) an explanation of the fundamental reasons (especially an explanation of the working of some device in terms of laws of nature)
  • print - noun a picture or design printed from an engraving; a fabric with a dyed pattern pressed onto it (usually by engraved rollers); a copy of a movie on film (especially a particular version of it); the result of the printing process; a printed picture produced from a photographic negative; a visible indication made on a surface; verbput into print; write as if with print; not cursive; reproduce by printing;make into a print; "print the negative"
  • printed - adj. written in print characters or produced by means of e.g. a printing press
  • printer - noun a machine that prints; (computer science) an output device that prints the results of data processing; someone whose occupation is printing
  • printing - noun the business of producing printed material for sale or distribution; text handwritten in the style of printed matter;reproduction by applying ink to paper as for publication; all the copies of a work printed at one time
  • prior - adj. earlier in time; noun the head of a religious order; in an abbey the prior is next below the abbot
  • priority - noun preceding in time; status established in order of importance or urgency
  • prism - noun optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image; a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms
  • prison - noun a correctional institution where persons are confined while on trial or for punishment; a prisonlike situation; a place of seeming confinement
  • prisoner - noun a person who is confined; especially a prisoner of war
  • privacy - noun the quality of being secluded from the presence or view of others; the condition of being concealed or hidden
  • private - adj. concerning things deeply private and personal;confined to particular persons or groups or providing privacy; not expressed; concerning one person exclusively; noun an enlisted man of the lowest rank
  • privately - adv. kept private or confined to those intimately concerned; by a private person or interest
  • privilege - noun a special advantage or immunity or benefit not enjoyed by all; (law) the right to refuse to divulge information obtained in a confidential relationship; a right reserved exclusively by a particular person or group (especially a hereditary or official right); verb bestow a privilege upon
  • prize - adj. of superior grade; noun something given for victory or superiority in a contest or competition or for winning a lottery;something given as a token of victory; goods or money obtained illegally; verb hold dear; regard highly; think much of; to move or force, especially in an effort to get something open
  • prizefighter - noun a professional boxer
  • pro - adj. in favor of (an action or proposal etc.); adv. favoring a proposition, opinion, etc.; noun an argument in favor of a proposal;an athlete who plays for pay
  • probability - noun the quality of being probable; a probable event or the most probable event; a measure of how likely it is that some event will occur; a number expressing the ratio of favorable cases to the whole number of cases possible
  • probable - adj. apparently destined; likely but not certain to be or become true or real; noun an applicant likely to be chosen
  • probably - adv. with considerable certainty; without much doubt;easy to believe on the basis of available evidence
  • probate - noun the act of proving that an instrument purporting to be a will was signed and executed in accord with legal requirements; a judicial certificate saying that a will is genuine and conferring on the executors the power to administer the estate; verb establish the legal validity of (wills and other documents); put a convicted person on probation by suspending his sentence
  • probing - adj. diligent and thorough in inquiry or investigation
  • probity - noun complete and confirmed integrity; having strong moral principles
  • problem - noun a question raised for consideration or solution; a state of difficulty that needs to be resolved; a source of difficulty
  • problematic - adj. making great mental demands; hard to comprehend or solve or believe; open to doubt or debate
  • proboscis - noun a long flexible snout as of an elephant; the human nose (especially when it is large)
  • procedural - adj. of or relating to procedure; relating to court practice and procedure as opposed to the principles of law
  • procedure - noun a mode of conducting legal and parliamentary proceedings; a particular course of action intended to achieve a result; a process or series of acts especially of a practical or mechanical nature involved in a particular form of work; a set sequence of steps, part of larger computer program
  • proceed - verb follow a certain course; move ahead; travel onward in time or space; continue talking; follow a procedure or take a course; continue a certain state, condition, or activity
  • proceeding - noun (law) the institution of a sequence of steps by which legal judgments are invoked
  • proceedings - noun (law) the institution of a sequence of steps by which legal judgments are invoked; a written account of what transpired at a meeting
  • proceeds - noun the income or profit arising from such transactions as the sale of land or other property
  • process - noun a sustained phenomenon or one marked by gradual changes through a series of states; a natural prolongation or projection from a part of an organism either animal or plant;(psychology) the performance of some composite cognitive activity; an operation that affects mental contents; a mental process that you are not directly aware of; a particular course of action intended to achieve a result; a writ issued by authority of law; usually compels the defendant's attendance in a civil suit; failure to appear results in a default judgment against the defendant; verb subject to a process or treatment, with the aim of readying for some purpose, improving, or remedying a condition; perform mathematical and logical operations on (data) according to programmed instructions in order to obtain the required information; deal with in a routine way; deliver a warrant or summons to someone; shape, form, or improve a material; march in a procession; institute legal proceedings against; file a suit against
  • processed - adj. subjected to a special process or treatment;prepared or converted from a natural state by subjecting to a special process; freed from impurities by processing
  • processing - noun preparing or putting through a prescribed procedure
  • procession - noun the group action of a collection of people or animals or vehicles moving ahead in more or less regular formation;the act of moving forward toward a goal; (theology) the origination of the Holy Spirit at Pentecost
  • proclaim - verb state or announce; declare formally; declare someone to be something; of titles; praise, glorify, or honor; affirm or declare as an attribute or quality of
  • proclaimed - adj. declared publicly; made widely known
  • procreate - verb have offspring or young
  • procreation - noun the sexual activity of conceiving and bearing offspring
  • prod - noun a pointed instrument that is used to prod into a state of motion; a verbalization that encourages you to attempt something;verb urge on; cause to act; poke or thrust abruptly; to push against gently
  • prodigious - adj. so great in size or force or extent as to elicit awe;far beyond what is usual in magnitude or degree; of momentous or ominous significance
  • produce - noun fresh fruits and vegetable grown for the market;verb create or manufacture a man-made product; bring forth or yield; cause to happen, occur or exist; bring out for display; bring onto the market or release; come to have or undergo a change of (physical features and attributes); cultivate by growing, often involving improvements by means of agricultural techniques
  • produced - adj. that is caused by
  • producer - noun something that produces; someone who finds financing for and supervises the making and presentation of a show (play or film or program or similar work); someone who manufactures something
  • product - noun an artifact that has been created by someone or some process; a quantity obtained by multiplication; a consequence of someone's efforts or of a particular set of circumstances; a chemical substance formed as a result of a chemical reaction;commodities offered for sale; the set of elements common to two or more sets
  • production - noun (law) the act of exhibiting in a court of law; the act or process of producing something; the creation of value or wealth by producing goods and services; (economics) manufacturing or mining or growing something (usually in large quantities) for sale; a presentation for the stage or screen or radio or television; a display that is exaggerated or unduly complicated; an artifact that has been created by someone or some process; the quantity of something (as a commodity) that is created (usually within a given period of time)
  • productive - adj. producing or capable of producing (especially abundantly); yielding positive results; marked by great fruitfulness;having the ability to produce or originate
  • productively - adv. in a productive way
  • productivity - noun (economics) the ratio of the quantity and quality of units produced to the labor per unit of time; the quality of being productive or having the power to produce
  • proenzyme - noun any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active
  • profanity - noun vulgar or irreverent speech or action
  • profession - noun an occupation requiring special education (especially in the liberal arts or sciences); affirmation of acceptance of some religion or faith; an open avowal (true or false) of some belief or opinion; the body of people in a learned occupation
  • professional - adj. engaged in a profession or engaging in as a profession or means of livelihood; characteristic of or befitting a profession or one engaged in a profession; engaged in by members of a profession; of or relating to a profession; of or relating to or suitable as a profession; noun a person engaged in one of the learned professions; an athlete who plays for pay; an authority qualified to teach apprentices
  • professionally - adv. in a professional manner
  • proffer - noun a proposal offered for acceptance or rejection; verbpresent for acceptance or rejection
  • proficiency - noun the quality of having great facility and competence; skillfulness in the command of fundamentals deriving from practice and familiarity
  • proficient - adj. having or showing knowledge and skill and aptitude
  • profile - noun biographical sketch; an analysis (often in graphical form) representing the extent to which something exhibits various characteristics; a vertical section of the Earth's crust showing the different horizons or layers; a side view representation of an object (especially a human face); degree of exposure to public notice; verbrepresent in profile, by drawing or painting; write about
  • profit - noun the advantageous quality of being beneficial; the excess of revenues over outlays in a given period of time (including depreciation and other non-cash expenses); verb make a profit; gain money or materially; derive a benefit from
  • profit-making - adj. providing profit
  • profitable - adj. promoting benefit or gain; yielding material gain or profit; providing profit; productive of profit
  • profitless - adj. without profit or reward
  • profits - noun the excess of revenues over outlays in a given period of time (including depreciation and other non-cash expenses);something won (especially money)
  • profound - adj. situated at or extending to great depth; too deep to have been sounded or plumbed; coming from deep within one; of the greatest intensity; complete; showing intellectual penetration or emotional depths; from the depths of your being; (of sleep) deep and complete; far-reaching and thoroughgoing in effect especially on the nature of something
  • profoundly - adv. to a great depth psychologically
  • profundity - noun intellectual depth; penetrating knowledge; keen insight; etc; the quality of being physically deep; the intellectual ability to penetrate deeply into ideas; wisdom that is recondite and abstruse and profound
  • profuse - adj. produced or growing in extreme abundance
  • profusely - adv. in an abundant manner
  • profusion - noun the property of being extremely abundant
  • progenitor - noun an ancestor in the direct line
  • progeny - noun the immediate descendants of a person
  • progesterone - noun a steroid hormone (trade name Lipo-Lutin) produced in the ovary; prepares and maintains the uterus for pregnancy
  • progestin - noun any of a group of steroid hormones that have the effect of progesterone
  • prognosis - noun a prediction of the course of a disease; a prediction about how something (as the weather) will develop
  • program - noun a performance (or series of performances) at a public presentation; a system of projects or services intended to meet a public need; (computer science) a sequence of instructions that a computer can interpret and execute; an announcement of the events that will occur as part of a theatrical or sporting event; a series of steps to be carried out or goals to be accomplished; a document stating the aims and principles of a political party; a radio or television show; an integrated course of academic studies; verbarrange a program of or for; write a computer program
  • programing - noun creating a sequence of instructions to enable the computer to do something; setting an order and time for planned events
  • programming - noun creating a sequence of instructions to enable the computer to do something; setting an order and time for planned events
  • progress - noun the act of moving forward toward a goal; a movement forward; gradual improvement or growth or development;verb develop in a positive way; form or accumulate steadily; move forward, also in the metaphorical sense
  • progression - noun a series with a definite pattern of advance; the act of moving forward toward a goal; a movement forward
  • progressive - adj. advancing in severity; favoring or promoting reform (often by government action); favoring or promoting progress; (of taxes) adjusted so that the rate increases as the amount of income increases; gradually advancing in extent; noun a tense of verbs used in describing action that is on-going; a person who favors a political philosophy of progress and reform and the protection of civil liberties
  • progressively - adv. advancing in amount or intensity
  • prohibit - verb command against
  • prohibited - adj. forbidden by law; excluded from use or mention
  • project - noun a planned undertaking; any piece of work that is undertaken or attempted; verb present for consideration; regard as objective; communicate vividly; transfer (ideas or principles) from one domain into another; throw, send, or cast forward; put or send forth; draw a projection of; project on a screen; cause to be heard;imagine; conceive of; see in one's mind; make or work out a plan for; devise; extend out or project in space
  • projected - adj. planned for the future; extending out above or beyond a surface or boundary
  • projectile - adj. impelling or impelled forward; noun a weapon that is forcibly thrown or projected at a targets but is not self-propelled; any vehicle self-propelled by a rocket engine
  • projecting - adj. extending out above or beyond a surface or boundary
  • projection - noun any structure that branches out from a central support; the representation of a figure or solid on a plane as it would look from a particular direction; a prediction made by extrapolating from past observations; the projection of an image from a film onto a screen; the acoustic phenomenon that gives sound a penetrating quality; (psychiatry) a defense mechanism by which your own traits and emotions are attributed to someone else; any solid convex shape that juts out from something; the act of expelling or projecting or ejecting; the act of projecting out from something; a planned undertaking
  • projector - noun an optical instrument that projects an enlarged image onto a screen; an optical device for projecting a beam of light
  • prokaryote - noun a unicellular organism having cells lacking membrane-bound nuclei; bacteria are the prime example but also included are blue-green algae and actinomycetes and mycoplasma
  • prokaryotic - adj. having cells that lack membrane-bound nuclei
  • prolactin - noun gonadotropic hormone secreted by the anterior pituitary; in females it stimulates growth of the mammary glands and lactation after parturition
  • proliferate - verb cause to grow or increase rapidly; grow rapidly
  • proliferation - noun growth by the rapid multiplication of parts; a rapid increase in number (especially a rapid increase in the number of deadly weapons)
  • prolific - adj. bearing in abundance especially offspring;intellectually productive
  • prologue - noun an introduction to a play
  • prolong - verb lengthen in time; cause to be or last longer; lengthen or extend in duration or space
  • prolongation - noun the act of prolonging something; the consequence of being lengthened in duration; amount or degree or range to which something extends
  • prolonged - adj. (of illness) developing slowly or of long duration;drawn out or made longer spatially; relatively long in duration; tediously protracted
  • prominence - noun relative importance; the state of being prominent: widely known or eminent; something that bulges out or is protuberant or projects from its surroundings
  • prominent - adj. conspicuous in position or importance; having a quality that thrusts itself into attention
  • prominently - adv. in a prominent way
  • promiscuous - adj. not selective of a single class or person; casual and unrestrained in sexual behavior
  • promise - noun grounds for feeling hopeful about the future; a verbal commitment by one person to another agreeing to do (or not to do) something in the future; verb make a promise or commitment;promise to undertake or give; give grounds for expectations; make a prediction about; tell in advance
  • promised - adj. assured by (usually) spoken agreement
  • promontory - noun a natural elevation (especially a rocky one that juts out into the sea)
  • promote - verb change a pawn for a king by advancing it to the eighth row, or change a checker piece for a more valuable piece by moving it the row closest to your opponent; be changed for a superior chess or checker piece; give a promotion to or assign to a higher position; contribute to the progress or growth of; make publicity for; try to sell (a product)
  • promoter - noun someone who is an active supporter and advocate;a sponsor who books and stages public entertainments
  • promotion - noun act of raising in rank or position; a message issued in behalf of some product or cause or idea or person or institution; encouragement of the progress or growth or acceptance of something; the advancement of some enterprise
  • prompting - noun a cue given to a performer (usually the beginning of the next line to be spoken); persuasion formulated as a suggestion
  • promptly - adv. in a punctual manner; at once (usually modifies an undesirable occurrence); with little or no delay
  • prone - adj. lying face downward; having a tendency (to); often used in combination
  • pronounce - verb pronounce judgment on; speak, pronounce, or utter in a certain way
  • pronounced - adj. produced by the organs of speech; strongly marked; easily noticeable
  • pronunciation - noun the way a word or a language is customarily spoken; the manner in which someone utters a word
  • proof - adj. (used in combination or as a suffix) able to withstand;noun a trial photographic print from a negative; any factual evidence that helps to establish the truth of something; (printing) an impression made to check for errors; a formal series of statements showing that if one thing is true something else necessarily follows from it; a measure of alcoholic strength expressed as an integer twice the percentage of alcohol present (by volume); the act of validating; finding or testing the truth of something; verb make resistant (to harm); activate by mixing with water and sometimes sugar or milk; knead to reach proper lightness; make or take a proof of, such as a photographic negative, an etching, or typeset; read for errors
  • prop - noun a support placed beneath or against something to keep it from shaking or falling; a propeller that rotates to push against air;any movable articles or objects used on the set of a play or movie;verb support by placing against something solid or rigid
  • propagate - verb multiply sexually or asexually; cause to propagate, as by grafting or layering; transmit or cause to broaden or spread;transmit; travel through the air; transmit from one generation to the next; cause to become widely known; become distributed or widespread
  • propagation - noun the spreading of something (a belief or practice) into new regions; the movement of a wave through a medium; the act of producing offspring or multiplying by such production
  • propel - verb cause to move forward with force; give an incentive for action
  • propellant - adj. tending to or capable of propelling; noun something that propels
  • propeller - noun a mechanical device that rotates to push against air or water
  • propelling - adj. tending to or capable of propelling
  • propensity - noun a disposition to behave in a certain way; a natural inclination; an inclination to do something
  • proper - adj. appropriate for a condition or purpose or occasion or a person's character, needs; marked by suitability or rightness or appropriateness; having all the qualities typical of the thing specified
  • properly - adv. in the right manner; with reason or justice
  • property - noun any movable articles or objects used on the set of a play or movie; a basic or essential attribute shared by all members of a class; a construct whereby objects or individuals can be distinguished; something owned; any tangible or intangible possession that is owned by someone; any area set aside for a particular purpose
  • prophase - noun the first stage of mitosis; the first stage of meiosis
  • prophet - noun an authoritative person who divines the future;someone who speaks by divine inspiration; someone who is an interpreter of the will of God
  • prophets - noun the second of three divisions of the Hebrew Scriptures
  • proponent - noun a person who pleads for a cause or propounds an idea
  • proportion - noun harmonious arrangement or relation of parts or elements within a whole (as in a design); magnitude or extent; the quotient obtained when the magnitude of a part is divided by the magnitude of the whole; balance among the parts of something;verb adjust in size relative to other things; give pleasant proportions to
  • proportional - adj. properly related in size or degree or other measurable characteristics; usually followed by `to'; having a constant ratio; (of taxes) increasing as the amount taxed increases;noun one of the quantities in a mathematical proportion
  • proportionality - noun a ratio of two quantities that is constant;harmonious arrangement or relation of parts or elements within a whole (as in a design)
  • proportionate - adj. being in due proportion; agreeing in amount, magnitude, or degree; exhibiting equivalence or correspondence among constituents of an entity or between different entities
  • proportionately - adv. in proportion; to a proportionate degree; in proportion
  • proposal - noun the act of making a proposal; something proposed (such as a plan or assumption); an offer of marriage
  • propose - verb make a proposal, declare a plan for something; ask (someone) to marry you; present for consideration; propose or intend; put forward; nominate for appointment to an office
  • proposed - adj. planned for the future
  • proposition - noun a task to be dealt with; (logic) a statement that affirms or denies something and is either true or false; an offer for a private bargain (especially a request for sexual favors); the act of making a proposal; a proposal offered for acceptance or rejection;verb suggest sex to
  • propriety - noun correct or appropriate behavior
  • proprioception - noun the ability to sense the position and location and orientation and movement of the body and its parts
  • propulsion - noun the act of propelling; a propelling force
  • prose - noun ordinary writing as distinguished from verse; matter of fact, commonplace, or dull expression
  • prosimian - noun primitive primates having large ears and eyes and characterized by nocturnal habits
  • prosody - noun the study of poetic meter and the art of versification;the patterns of stress and intonation in a language; (prosody) a system of versification
  • prospect - noun the possibility of future success; a prediction of the course of a disease; the visual percept of a region; belief about (or mental picture of) the future; someone who is considered for something (for an office or prize or honor etc.); verb explore for useful or valuable things or substances, such as minerals; search for something desirable
  • prospective - adj. anticipated for the near future; concerned with or related to the future
  • prosperity - noun the condition of prospering; having good fortune;an economic state of growth with rising profits and full employment
  • prosperous - adj. favoring or bringing good luck; marked by peace and prosperity; in fortunate circumstances financially; moderately rich; very lively and profitable
  • prostate - adj. relating to the prostate gland; noun a firm partly muscular chestnut sized gland in males at the neck of the urethra; produces a viscid secretion that is the fluid part of semen
  • prostatic - adj. relating to the prostate gland
  • prosthesis - noun corrective consisting of a replacement for a part of the body
  • prostitution - noun offering sexual intercourse for pay
  • prostrate - adj. stretched out and lying at full length along the ground; lying face downward; verb render helpless or defenseless;throw down flat, as on the ground; get into a prostrate position, as in submission
  • protagonist - noun the principal character in a work of fiction; a person who backs a politician or a team etc.
  • proteaceae - noun large family of Australian and South African shrubs and trees with leathery leaves and clustered mostly tetramerous flowers; constitutes the order Proteales
  • proteales - noun coextensive with the family Proteaceae
  • protease - noun any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis
  • protect - verb shield from danger, injury, destruction, or damage;use tariffs to favor domestic industry
  • protected - adj. guarded from injury or destruction; kept safe or defended from danger or injury or loss
  • protecting - adj. shielding (or designed to shield) against harm or discomfort
  • protection - noun payment extorted by gangsters on threat of violence; the activity of protecting someone or something; the imposition of duties or quotas on imports in order to protect domestic industry against foreign competition; the condition of being protected; kindly endorsement and guidance; a covering that is intend to protect from damage or injury; defense against financial failure; financial independence
  • protective - adj. (usually followed by `of') solicitously caring or mindful; intended or adapted to afford protection of some kind;showing a care
  • protein - noun any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes
  • proteolysis - noun the hydrolysis of proteins into peptides and amino acids by cleavage of their peptide bonds
  • proteome - noun the full complement of proteins produced by a particular genome
  • proteomics - noun the branch of genetics that studies the full set of proteins encoded by a genome
  • protest - noun the act of protesting; a public (often organized) manifestation of dissent; a formal and solemn declaration of objection; the act of making a strong public expression of disagreement and disapproval; verb utter words of protest; affirm or avow formally or solemnly; express opposition through action or words
  • protestant - adj. of or relating to Protestants or Protestantism;making a protest; noun an adherent of Protestantism; the Protestant churches and denominations collectively
  • protestantism - noun the theological system of any of the churches of western Christendom that separated from the Roman Catholic Church during the Reformation
  • protesting - adj. making a protest
  • protist - noun free-living or colonial organisms with diverse nutritional and reproductive modes
  • protista - noun eukaryotic one-celled living organisms distinct from multicellular plants and animals: protozoa, slime molds, and eukaryotic algae
  • proto-oncogene - noun a normal gene that has the potential to become an oncogene
  • protocol - noun code of correct conduct; forms of ceremony and etiquette observed by diplomats and heads of state; (computer science) rules determining the format and transmission of data
  • protoctista - noun in most modern classifications, replacement for the Protista; includes: Protozoa; Euglenophyta; Chlorophyta; Cryptophyta; Heterokontophyta; Rhodophyta; unicellular protists and their descendant multicellular organisms: regarded as distinct from plants and animals
  • proton - noun a stable particle with positive charge equal to the negative charge of an electron
  • protoplasm - noun the substance of a living cell (including cytoplasm and nucleus)
  • prototheria - noun echidnas; platypus
  • prototype - noun a standard or typical example
  • protozoa - noun in some classifications considered a superphylum or a subkingdom; comprises flagellates; ciliates; sporozoans; amoebas; foraminifers
  • protozoan - adj. of or relating to the Protozoa; noun any of diverse minute acellular or unicellular organisms usually nonphotosynthetic
  • protracted - adj. relatively long in duration; tediously protracted
  • protrude - verb swell or protrude outwards; bulge outward; extend out or project in space
  • protruding - adj. extending out above or beyond a surface or boundary
  • protuberance - noun the condition of being protuberant; the condition of bulging out; something that bulges out or is protuberant or projects from its surroundings
  • protuberant - adj. curving outward
  • proud - adj. feeling self-respect or pleasure in something by which you measure your self-worth; or being a reason for pride; having or displaying great dignity or nobility
  • prove - verb establish the validity of something, as by an example, explanation or experiment; prove formally; demonstrate by a mathematical, formal proof; obtain probate of; take a trial impression of; be shown or be found to be; provide evidence for; cause to puff up with a leaven; increase in volume; put to the test, as for its quality, or give experimental use to
  • proved - adj. established beyond doubt
  • proven - adj. established beyond doubt
  • provide - verb take measures in preparation for; determine (what is to happen in certain contingencies), especially by including a proviso condition or stipulation; provide what is desired or needed, especially support, food or sustenance; supply means of subsistence; earn a living; provide or furnish with; mount or put up;make a possibility or provide opportunity for; permit to be attainable or cause to remain
  • providence - noun the guardianship and control exercised by a deity; the prudence and care exercised by someone in the management of resources; the capital and largest city of Rhode Island; located in northeastern Rhode Island on Narragansett Bay; site of Brown University; a manifestation of God's foresightful care for his creatures
  • province - noun the proper sphere or extent of your activities; the territory occupied by one of the constituent administrative districts of a nation
  • provincial - adj. characteristic of the provinces or their people; of or associated with a province; noun (Roman Catholic Church) an official in charge of an ecclesiastical province acting under the superior general of a religious order; a country person
  • provision - noun the activity of supplying or providing something; a stipulated condition; a store or supply of something (especially of food or clothing or arms); the cognitive process of thinking about what you will do in the event of something happening; verb supply with provisions
  • provisions - noun a stock or supply of foods
  • proviso - noun a stipulated condition
  • provocation - noun needed encouragement; unfriendly behavior that causes anger or resentment; something that incites or provokes; a means of arousing or stirring to action
  • provocative - adj. serving or tending to provoke, excite, or stimulate; stimulating discussion or exciting controversy; exciting sexual desire
  • provoke - verb provide the needed stimulus for; evoke or provoke to appear or occur; call forth (emotions, feelings, and responses);annoy continually or chronically
  • provoked - adj. incited, especially deliberately, to anger
  • proximal - adj. situated nearest to point of attachment or origin
  • proximate - adj. very close in space or time; closest in degree or order (space or time) especially in a chain of causes and effects
  • proximity - noun the property of being close together; a Gestalt principle of organization holding that (other things being equal) objects or events that are near to one another (in space or time) are perceived as belonging together as a unit; the region close around a person or thing
  • proxy - noun a power of attorney document given by shareholders of a corporation authorizing a specific vote on their behalf at a corporate meeting; a person authorized to act for another
  • prudence - noun discretion in practical affairs; knowing how to avoid embarrassment or distress
  • prudent - adj. careful and sensible; marked by sound judgment
  • prudently - adv. in a prudent manner
  • pruning - noun the act of trimming a plant; something that has been pruned off of a plant
  • psa - noun a protein manufactured exclusively by the prostate gland; PSA is produced for the ejaculate where it liquifies the semen and allows sperm cells to swim freely; elevated levels of PSA in blood serum are associated with benign prostatic hyperplasia and prostate cancer
  • psalm - noun any sacred song used to praise the deity; one of the 150 lyrical poems and prayers that comprise the Book of Psalms in the Old Testament; said to have been written by David; verb sing or celebrate in psalms
  • psalms - noun an Old Testament book consisting of a collection of 150 Psalms
  • pseudomonas - noun type genus of the family Pseudomonodaceae
  • pseudomonodaceae - noun rod-shaped Gram-negative bacteria; include important plant and animal pathogens
  • pseudopodium - noun temporary outgrowth used by some microorganisms as an organ of feeding or locomotion
  • psychiatrist - noun a physician who specializes in psychiatry
  • psychiatry - noun the branch of medicine dealing with the diagnosis and treatment of mental disorders
  • psychic - adj. outside the sphere of physical science; affecting or influenced by the human mind; noun a person apparently sensitive to things beyond the natural range of perception
  • psychoanalysis - noun a set of techniques for exploring underlying motives and a method of treating various mental disorders; based on the theories of Sigmund Freud
  • psychoanalytic - adj. of or relating to or incorporating the methods and theory of psychiatric treatment originated by Sigmund Freud
  • psychological - adj. mental or emotional as opposed to physical in nature; of or relating to or determined by psychology
  • psychologically - adv. with regard to psychology; in terms of psychology
  • psychologist - noun a scientist trained in psychology
  • psychology - noun the science of mental life
  • psychophysicist - noun a psychologist trained in psychophysics
  • psychosexual - adj. of or relating to the mental or emotional attitudes about sexuality
  • psychotic - adj. characteristic of or suffering from psychosis; noun a person afflicted with psychosis
  • ptarmigan - noun large arctic and subarctic grouse with feathered feet and usually white winter plumage
  • pub - noun tavern consisting of a building with a bar and public rooms; often provides light meals
  • puberty - noun the time of life when sex glands become functional
  • pubic - adj. relating or near the pubis
  • pubis - noun one of the three sections of the hipbone; together these two bones form the front of the pelvis
  • public - adj. affecting the people or community as a whole; not private; open to or concerning the people as a whole; noun a body of people sharing some common interest; people in general considered as a whole
  • publication - noun the business of issuing printed matter for sale or distribution; the communication of something to the public; making information generally known; a copy of a printed work offered for distribution; the act of issuing printed materials
  • publicity - noun the quality of being open to public view; a message issued in behalf of some product or cause or idea or person or institution
  • publicize - verb make public; call attention to
  • publicly - adv. in a manner accessible to or observable by the public; openly; by the public or the people generally
  • publish - verb prepare and issue for public distribution or sale; have (one's written work) issued for publication; put into print
  • published - adj. prepared and printed for distribution and sale;formally made public
  • publisher - noun a firm in the publishing business; a person engaged in publishing periodicals or books or music; the proprietor of a newspaper
  • publishing - noun the business of issuing printed matter for sale or distribution
  • puck - noun a vulcanized rubber disk 3 inches in diameter that is used instead of a ball in ice hockey; a mischievous sprite of English folklore
  • pucker - noun an irregular fold in an otherwise even surface (as in cloth); verb to gather something into small wrinkles or folds; become wrinkled or drawn together; draw fabric together and sew it tightly
  • puff - adj. gathered for protruding fullness; noun a slow inhalation (as of tobacco smoke); exaggerated praise (as for promotional purposes); a light inflated pastry or puff shell; a short light gust of air; forceful exhalation through the nose or mouth; thick cushion used as a seat; a soft spherical object made from fluffy fibers; for applying powder to the skin; bedding made of two layers of cloth filled with stuffing and stitched together; verb blow hard and loudly;to swell or cause to enlarge, "Her faced puffed up from the drugs";speak in a blustering or scornful manner; praise extravagantly;smoke and exhale strongly; suck in or take (air); make proud or conceited; breathe noisily, as when one is exhausted
  • puffball - noun any of various fungi of the family Lycoperdaceae whose round fruiting body discharges a cloud of spores when mature; any of various fungi of the genus Scleroderma having hard-skinned subterranean fruiting bodies resembling truffles
  • pull - noun the act of pulling; applying force to move something toward or with you; a sustained effort; a device used for pulling something; special advantage or influence; the force used in pulling;a slow inhalation (as of tobacco smoke); a sharp strain on muscles or ligaments; verb strain abnormally; take away; hit in the direction that the player is facing when carrying through the swing; cause to move by pulling; apply force so as to cause motion towards the source of the motion; rein in to keep from winning a race; operate when rowing a boat; steer into a certain direction; move into a certain direction; cause to move in a certain direction by exerting a force upon, either physically or in an abstract sense; take sides with; align oneself with; show strong sympathy for; remove, usually with some force or effort; also used in an abstract sense; strip of feathers; direct toward itself or oneself by means of some psychological power or physical attributes; tear or be torn violently;bring, take, or pull out of a container or from under a cover; perform an act, usually with a negative connotation
  • pulled - adj. drawn toward the source of the force
  • pulling - noun the act of pulling; applying force to move something toward or with you
  • pullover - noun a sweater that is put on by pulling it over the head
  • pulmonary - adj. relating to or affecting the lungs
  • pulp - noun the soft inner part of a tooth; an inexpensive magazine printed on poor quality paper; any soft or soggy mass; a soft moist part of a fruit; a mixture of cellulose fibers; verb reduce to pulp;remove the pulp from, as from a fruit
  • pulpy - adj. like a pulp or overripe; not having stiffness
  • pulsation - noun (electronics) a sharp transient wave in the normal electrical state (or a series of such transients); a periodically recurring phenomenon that alternately increases and decreases some quantity; the rhythmic contraction and expansion of the arteries with each beat of the heart
  • pulse - noun the rhythmic contraction and expansion of the arteries with each beat of the heart; edible seeds of various pod-bearing plants (peas or beans or lentils etc.); the rate at which the heart beats; usually measured to obtain a quick evaluation of a person's health; (electronics) a sharp transient wave in the normal electrical state (or a series of such transients); verb produce or modulate (as electromagnetic waves) in the form of short bursts or pulses or cause an apparatus to produce pulses; drive by or as if by pulsation;expand and contract rhythmically; beat rhythmically
  • pulverized - adj. consisting of fine particles
  • pump - noun a mechanical device that moves fluid or gas by pressure or suction; a low-cut shoe without fastenings; the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body; verbquestion persistently; deliver forth; operate like a pump; move up and down, like a handle or a pedal; raise (gases or fluids) with a pump; move up and down; draw or pour with a pump; flow intermittently; supply in great quantities
  • pumped - adj. tense with excitement and enthusiasm as from a rush of adrenaline
  • pun - noun a humorous play on words; verb make a play on words
  • punch - noun (boxing) a blow with the fist; a tool for making holes or indentations; an iced mixed drink usually containing alcohol and prepared for multiple servings; normally served in a punch bowl;verb deliver a quick blow to; make a hole into or between, as for ease of separation; drive forcibly as if by a punch
  • punctual - adj. acting or arriving or performed exactly at the time appointed
  • punctuation - noun the use of certain marks to clarify meaning of written material by grouping words grammatically into sentences and clauses and phrases; the marks used to clarify meaning by indicating separation of words into sentences and clauses and phrases; something that makes repeated and regular interruptions or divisions
  • puncture - noun the act of puncturing or perforating; a small hole made by a sharp object; loss of air pressure in a tire when a hole is made by some sharp object; verb be pierced or punctured; cause to lose air pressure or collapse by piercing; pierce with a pointed object; make a hole into; make by piercing; reduce or lessen the size or importance of
  • punctured - adj. having a hole cut through
  • pungency - noun a strong odor or taste property; wit having a sharp and caustic quality
  • pungent - adj. strong and sharp; "the pungent taste of radishes";capable of wounding
  • punish - verb impose a penalty on; inflict punishment on
  • punishable - adj. liable to or deserving punishment; subject to punishment by law
  • punished - adj. subjected to a penalty (as pain or shame or restraint or loss) for an offense or fault or in order to coerce some behavior (as a confession or obedience)
  • punishing - adj. resulting in punishment; characterized by toilsome effort to the point of exhaustion; especially physical effort
  • punishment - noun the act of punishing
  • punk - adj. of very poor quality; flimsy; noun substance that smolders when ignited; used to light fuses (especially fireworks);rock music with deliberately offensive lyrics expressing anger and social alienation; in part a reaction against progressive rock; an aggressive and violent young criminal; a teenager or young adult who is a performer (or enthusiast) of punk rock and a member of the punk youth subculture; material for starting a fire
  • punnet - noun a small light basket used as a measure for fruits
  • punt - noun (football) a kick in which the football is dropped from the hands and kicked before it touches the ground; an open flat-bottomed boat used in shallow waters and propelled by a long pole;formerly the basic unit of money in Ireland; equal to 100 pence; verbpropel with a pole; kick the ball; place a bet on
  • pupil - noun contractile aperture in the iris of the eye; a young person attending school (up through senior high school); a learner who is enrolled in an educational institution
  • purchasable - adj. available for purchase; capable of being corrupted
  • purchase - noun the acquisition of something for payment; a means of exerting influence or gaining advantage; something acquired by purchase; the mechanical advantage gained by being in a position to use a lever; verb obtain by purchase; acquire by means of a financial transaction
  • purchaser - noun a person who buys
  • purchasing - noun the act of buying
  • pure - adj. in a state of sexual virginity; concerned with theory and data rather than practice; opposed to applied; free from discordant qualities; (used of persons or behaviors) having no faults; sinless;free of extraneous elements of any kind; (of color) being chromatically pure; not diluted with white or grey or black; without qualification; used informally as (often pejorative) intensifiers
  • purely - adv. restricted to something
  • purge - noun an act of removing by cleansing; ridding of sediment or other undesired elements; the act of clearing yourself (or another) from some stigma or charge; verb excrete or evacuate (someone's bowels or body); rid of impurities; clear of a charge; oust politically;eject the contents of the stomach through the mouth; rinse, clean, or empty with a liquid; make pure or free from sin or guilt
  • purging - adj. serving to purge or rid of sin; noun an act of removing by cleansing; ridding of sediment or other undesired elements; the act of clearing yourself (or another) from some stigma or charge
  • purification - noun the act of purging of sin or guilt; moral or spiritual cleansing; a ceremonial cleansing from defilement or uncleanness by the performance of appropriate rites; the act of cleaning by getting rid of impurities; the process of removing impurities (as from oil or metals or sugar etc.)
  • purified - adj. made pure
  • purify - verb remove impurities from, increase the concentration of, and separate through the process of distillation; make pure or free from sin or guilt; become clean or pure or free of guilt and sin
  • purine - noun a colorless crystalline organic base containing nitrogen; the parent compound of various biologically important substances; any of several bases that are derivatives of purine
  • puritanism - noun strictness and austerity in conduct and religion;the beliefs and practices characteristic of Puritans (most of whom were Calvinists who wished to purify the Church of England of its Catholic aspects)
  • purity - noun the state of being unsullied by sin or moral wrong; lacking a knowledge of evil; being undiluted or unmixed with extraneous material; a woman's virtue or chastity
  • purkinje - noun Bohemian physiologist remembered for his discovery of Purkinje cells and the Purkinje network (1787-1869)
  • purple - adj. of a color intermediate between red and blue;belonging to or befitting a supreme ruler; excessively elaborate or showily expressed; noun a purple color or pigment; of imperial status; verb color purple; become purple
  • purplish - adj. of a color intermediate between red and blue
  • purplish-blue - adj. of blue tinged with purple
  • purport - noun the pervading meaning or tenor; the intended meaning of a communication; verb have the often specious appearance of being, intending, or claiming; propose or intend
  • purpose - noun an anticipated outcome that is intended or that guides your planned actions; the quality of being determined to do or achieve something; what something is used for; verb reach a decision; propose or intend
  • purposeful - adj. having meaning through having an aim; serving as or indicating the existence of a purpose or goal
  • purposefully - adv. in a purposeful manner
  • purse - noun a small bag for carrying money; a sum of money offered as a prize; a sum of money spoken of as the contents of a money purse; a container used for carrying money and small personal items or accessories (especially by women); verb contract one's lips into a rounded shape; gather or contract into wrinkles or folds; pucker
  • pursue - verb follow in or as if in pursuit; carry further or advance;go in search of or hunt for; carry out or participate in an activity; be involved in
  • pursued - adj. followed with enmity as if to harm; noun a person who is being chased
  • pursuer - noun a person who is pursuing and trying to overtake or capture; a person who pursues some plan or goal
  • pursuing - adj. following in order to overtake or capture or as accompaniment to such pursuit
  • pursuit - noun the act of pursuing in an effort to overtake or capture;a search for an alternative that meets cognitive criteria; a diversion that occupies one's time and thoughts (usually pleasantly); an auxiliary activity
  • purulent - adj. "a purulent wound"
  • pus - noun a fluid product of inflammation; the tenth month of the Hindu calendar
  • push - noun the act of applying force in order to move something away; an effort to advance; the force used in pushing; an electrical switch operated by pressing; enterprising or ambitious drive; verbpress, drive, or impel (someone) to action or completion of an action; move with force, "He pushed the table into a corner"; press against forcefully without moving; move strenuously and with effort;approach a certain age or speed; sell or promote the sale of (illegal goods such as drugs); make publicity for; try to sell (a product);make strenuous pushing movements during birth to expel the baby;strive and make an effort to reach a goal; exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for
  • pushing - adj. marked by aggressive ambition and energy and initiative; noun the act of applying force in order to move something away
  • put - noun the option to sell a given stock (or stock index or commodity future) at a given price before a given date; verb attribute or give; cause to be in a certain state; cause to be in a certain relation; put into a certain place or abstract location; adapt; cause (someone) to undergo something; estimate; arrange thoughts, ideas, temporal events; formulate in a particular style or language;make an investment
  • putout - noun an out resulting from a fielding play (not a strikeout)
  • putting - noun hitting a golf ball that is on the green using a putter
  • puzzle - noun a toy that tests your ingenuity; a particularly baffling problem that is said to have a correct solution; verb be uncertain about; think about without fully understanding or being able to decide; be a mystery or bewildering to
  • pygmy - noun any member of various peoples having an average height of less than five feet; an unusually small individual
  • pyloric - adj. relating to or near the pylorus
  • pylorus - noun a small circular opening between the stomach and the duodenum
  • pyramid - noun a massive monument with a square base and four triangular sides; begun by Cheops around 2700 BC as royal tombs in ancient Egypt; (stock market) a series of transactions in which the speculator increases his holdings by using the rising market value of those holdings as margin for further purchases; a polyhedron having a polygonal base and triangular sides with a common vertex; verbincrease rapidly and progressively step by step on a broad base;arrange or build up as if on the base of a pyramid; use or deal in (as of stock or commercial transaction) in a pyramid deal; enlarge one's holdings on an exchange on a continued rise by using paper profits as margin to buy additional amounts
  • pyramidal - adj. resembling a pyramid
  • pyrenomycetes - noun class of fungi in which the fruiting body is a perithecium; includes powdery mildews and ergot and Neurospora
  • pyrimidine - noun a heterocyclic organic compound with a penetrating odor; any of several basic compounds derived from pyrimidine
  • pyrite - noun a common mineral (iron disulfide) that has a pale yellow color

Table of contents:

.A | .B | .C | .D | .E | .F | .G | .H | .I | .J | .K | .L | .M

.N | .O | .P | .Q | .R | .S | .T | .U | .V | .W | .X | .Y | .Z

Q

  • q - noun the 17th letter of the Roman alphabet
  • quadruped - adj. having four feet; noun an animal especially a mammal having four limbs specialized for walking
  • quake - noun shaking and vibration at the surface of the earth resulting from underground movement along a fault plane of from volcanic activity; verb shake with seismic vibrations; shake with fast, tremulous movements
  • quakers - noun a Christian sect founded by George Fox about 1660; commonly called Quakers
  • qualification - noun the act of modifying or changing the strength of some idea; an attribute that must be met or complied with and that fits a person for something; a statement that limits or restricts some claim
  • qualified - adj. legally qualified; meeting the proper standards and requirements and training for an office or position or task; limited or restricted; not absolute; contingent on something else; having elements or qualities mixed in proper or suitable proportions; especially made less severe; restricted in meaning; (as e.g. `man' in `a tall man'); holding appropriate documentation and officially on record as qualified to perform a specified function or practice a specified skill
  • qualifying - noun success in satisfying a test or requirement; the grammatical relation that exists when a word qualifies the meaning of the phrase
  • qualitative - adj. involving distinctions based on qualities; relating to or involving comparisons based on qualities
  • quality - adj. of high social status; of superior grade; noun an essential and distinguishing attribute of something or someone; a degree or grade of excellence or worth; a characteristic property that defines the apparent individual nature of something; high social status; (music) the distinctive property of a complex sound (a voice or noise or musical sound)
  • quantification - noun the act of discovering or expressing the quantity of something; a limitation imposed on the variables of a proposition (as by the quantifiers `some' or `all' or `no')
  • quantifier - noun (grammar) a word that expresses a quantity (as `fifteen' or `many'); (logic) a word (such as `some' or `all' or `no') that binds the variables in a logical proposition
  • quantify - verb express as a number or measure or quantity; use as a quantifier
  • quantitative - adj. expressible as a quantity or relating to or susceptible of measurement; (of verse) having a metric system based on relative duration of syllables; relating to the measurement of quantity
  • quantity - noun an adequate or large amount; something that has a magnitude and can be represented in mathematical expressions by a constant or a variable; how much there is of something that you can quantify
  • quantum - noun (physics) the smallest discrete quantity of some physical property that a system can possess (according to quantum theory); a discrete amount of something that is analogous to the quantum in quantum theory
  • quark - noun (physics) hypothetical truly fundamental particle in mesons and baryons; there are supposed to be six flavors of quarks (and their antiquarks), which come in pairs; each has an electric charge of +2/3 or -1/3; fresh unripened cheese of a smooth texture made from pasteurized milk, a starter, and rennet
  • quarrelsome - adj. given to quarreling
  • quarry - noun animal hunted or caught for food; a surface excavation for extracting stone or slate; a person who is the aim of an attack (especially a victim of ridicule or exploitation) by some hostile person or influence; verb extract (something such as stones) from or as if from a quarry
  • quarter - noun clemency or mercy shown to a defeated opponent;piece of leather that comprises the part of a shoe or boot covering the heel and joining the vamp; a district of a city having some distinguishing character; an unspecified person; a United States coin worth one fourth of a dollar; a quarter of a hundredweight (28 pounds); a quarter of a hundredweight (25 pounds); one of the four major division of the compass; a fourth part of a year; three months;one of four periods into which the school year is divided; a unit of time equal to 15 minutes or a quarter of an hour; one of four periods of play into which some games are divided; the rear part of a ship;one of four equal parts; verb divide by four; divide into quarters;divide into quarters; provide housing for (military personnel); pull (a person) apart with four horses tied to his extremities, so as to execute him
  • quarterback - noun the position of the football player in the backfield who directs the offensive play of his team; (football) the person who plays quarterback; verb play the quarterback
  • quarterly - adj. of or relating to or consisting of a quarter; adv. in three month intervals; in diagonally opposed quarters of an escutcheon; noun a periodical that is published every quarter (or four issues per year)
  • quarters - noun housing available for people to live in
  • quartz - noun a hard glossy mineral consisting of silicon dioxide in crystal form; present in most rocks (especially sandstone and granite); yellow sand is quartz with iron oxide impurities; colorless glass made of almost pure silica
  • quaternary - adj. coming next after the third and just before the fifth in position or time or degree or magnitude; consisting of or especially arranged in sets of four; noun last 2 million years
  • quebec - noun the largest province of Canada; a French colony from 1663 to 1759 when it was lost to the British; the French-speaking capital of the province of Quebec; situated on the Saint Lawrence River
  • queen - noun the only fertile female in a colony of social insects such as bees and ants and termites; its function is to lay eggs; an especially large mole rat and the only member of a colony of naked mole rats to bear offspring which are sired by only a few males;(chess) the most powerful piece; one of four face cards in a deck bearing a picture of a queen; a female sovereign ruler; the wife or widow of a king; something personified as a woman who is considered the best or most important of her kind; female cat;offensive terms for an openly homosexual man; a competitor who holds a preeminent position; verb become a queen; promote to a queen, as of a pawn in chess
  • queens - noun a borough of New York City
  • queensland - noun a state in northeastern Australia
  • quercus - noun oaks
  • quest - noun the act of searching for something; a search for an alternative that meets cognitive criteria; verb seek alms, as for religious purposes; search the trail of (game); make a search (for);express the need or desire for; ask for; bark with prolonged noises, of dogs
  • question - noun the subject matter at issue; an informal reference to a marriage proposal; an instance of questioning; a sentence of inquiry that asks for a reply; uncertainty about the truth or factuality of existence of something; a formal proposal for action made to a deliberative assembly for discussion and vote; verb pose a question;challenge the accuracy, probity, or propriety of; pose a series of questions to; conduct an interview in television, newspaper, and radio reporting; place in doubt or express doubtful speculation
  • questionable - adj. able to be refuted; subject to question
  • questioning - adj. perplexed (as if being expected to know something that you do not know); showing curiosity; marked by or given to doubt; noun a request for information
  • quick - adj. easily aroused or excited; accomplished rapidly and without delay; apprehending and responding with speed and sensitivity; moving quickly and lightly; performed with little or no delay; hurried and brief; adv. with little or no delay; noun any area of the body that is highly sensitive to pain (as the flesh underneath the skin or a fingernail or toenail)
  • quickening - noun the process of showing signs of life; the stage of pregnancy at which the mother first feels the movements of the fetus; the act of accelerating; increasing the speed
  • quicker - adv. more quickly
  • quickly - adv. with rapid movements; with little or no delay; without taking pains
  • quickness - noun a rate that is rapid; intelligence as revealed by an ability to give correct responses without delay; skillful performance or ability without difficulty
  • quiescent - adj. causing no symptoms; being quiet or still or inactive; not active or activated; marked by a state of tranquil repose
  • quiet - adj. of the sun; characterized by a low level of surface phenomena like sun spots e.g.; not showy or obtrusive; free of noise or uproar; or making little if any sound; characterized by an absence or near absence of agitation or activity; (of a body of water) free from disturbance by heavy waves; in a softened tone; adv. with little or no activity or no agitation (`quiet' is a nonstandard variant for `quietly');noun a disposition free from stress or emotion; the absence of sound; an untroubled state; free from disturbances; a period of calm weather; verb make calm or still; become quiet or quieter
  • quietly - adv. with little or no sound; with little or no activity or no agitation (`quiet' is a nonstandard variant for `quietly'); with low volume; in a restful manner
  • quill - noun a stiff hollow protective spine on a porcupine or hedgehog; the hollow spine of a feather; pen made from a bird's feather; any of the larger wing or tail feathers of a bird
  • quinine - noun a bitter alkaloid extracted from chinchona bark; used in malaria therapy
  • quite - adv. to the greatest extent; completely; to a degree (not used with a negative); of an unusually noticeable or exceptional or remarkable kind (not used with a negative); actually or truly or to an extreme
  • quotient - noun the number obtained by division; the ratio of two quantities to be divided

Table of contents:

.A | .B | .C | .D | .E | .F | .G | .H | .I | .J | .K | .L | .M

.N | .O | .P | .Q | .R | .S | .T | .U | .V | .W | .X | .Y | .Z

R

  • r - noun the 18th letter of the Roman alphabet; the length of a line segment between the center and circumference of a circle or sphere; (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole; a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air
  • ra - noun ancient Egyptian sun god with the head of a hawk; a universal creator; he merged with the god Amen as Amen-Ra to become the king of the gods; (astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the hour circle that passes through an object in the sky; usually expressed in hours and minutes and seconds; used with declination to specify positions on the celestial sphere; an intensely radioactive metallic element that occurs in minute amounts in uranium ores
  • rabbit - noun any of various burrowing animals of the family Leporidae having long ears and short tails; some domesticated and raised for pets or food; flesh of any of various rabbits or hares (wild or domesticated) eaten as food; the fur of a rabbit; verb hunt rabbits
  • rabbit-sized - adj. having the approximate size of a rabbit
  • rabid - adj. of or infected by rabies; marked by excessive enthusiasm for and intense devotion to a cause or idea
  • rabies - noun an acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal); rabies is fatal if the virus reaches the brain
  • race - noun a contest of speed; any competition; people who are believed to belong to the same genetic stock; a canal for a current of water; (biology) a taxonomic group that is a division of a species; usually arises as a consequence of geographical isolation within a species; the flow of air that is driven backwards by an aircraft propeller; verb compete in a race; cause to move fast or to rush or race; to work as fast as possible towards a goal, sometimes in competition with others; step on it
  • racecourse - noun a course over which races are run
  • racehorse - noun a horse bred for racing
  • racetrack - noun a course over which races are run
  • rachel - noun (Old Testament) the second wife of Jacob and mother of Joseph and Benjamin
  • racial - adj. of or characteristic of race or races or arising from differences among groups; of or related to genetically distinguished groups of people
  • racing - noun the sport of engaging in contests of speed
  • rack - noun a rapid gait of a horse in which each foot strikes the ground separately; a form of torture in which pain is inflicted by stretching the body; a support for displaying various articles;framework for holding objects; an instrument of torture that stretches or disjoints or mutilates victims; rib section of a forequarter of veal or pork or especially lamb or mutton; the destruction or collapse of something; verb torture on the rack; seize together, as of parallel ropes of a tackle in order to prevent running through the block; work on a rack; stretch to the limits; draw off from the lees; fly in high wind; put on a rack and pinion; torment emotionally or mentally; run before a gale; go at a rack; obtain by coercion or intimidation
  • racket - noun an illegal enterprise (such as extortion or fraud or drug peddling or prostitution) carried on for profit; a sports implement (usually consisting of a handle and an oval frame with a tightly interlaced network of strings) used to strike a ball (or shuttlecock) in various games; a loud and disturbing noise; the auditory experience of sound that lacks musical quality; sound that is a disagreeable auditory experience; verb hit (a ball) with a racket; make loud and annoying noises; celebrate noisily, often indulging in drinking; engage in uproarious festivities
  • racquet - noun a sports implement (usually consisting of a handle and an oval frame with a tightly interlaced network of strings) used to strike a ball (or shuttlecock) in various games
  • radar - noun measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
  • radial - adj. arranged like rays or radii; radiating from a common center; issuing in rays from a common center; relating to rays of light; relating to or moving along or having the direction of a radius;relating to or near the radius; noun pneumatic tire that has radial-ply casing
  • radial-ply - adj. of or relating to automobile tires that have a strip under the tread and relatively little stiffening in the sidewalls
  • radially - adv. in a radial manner
  • radiant - adj. radiating or as if radiating light
  • radiantly - adv. in a radiant manner
  • radiate - verb send out real or metaphoric rays; issue or emerge in rays or waves; cause to be seen by emitting light as if in rays;extend or spread outward from a center or focus or inward towards a center; send out rays or waves; spread into new habitats and produce variety or variegate; experience a feeling of well-being or happiness, as from good health or an intense emotion; have a complexion with a strong bright color, such as red or pink
  • radiating - adj. diverging from a common point
  • radiation - noun the act of spreading outward from a central source;a radial arrangement of nerve fibers connecting different parts of the brain; the spread of a group of organisms into new habitats; energy that is radiated or transmitted in the form of rays or waves or particles; the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay; (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance;syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours
  • radical - adj. especially of leaves; located at the base of a plant or stem; especially arising directly from the root or rootstock or a root-like stem; arising from or going to the root; of or relating to or constituting a linguistic root; (used of opinions and actions) far beyond the norm; markedly new or introducing radical change; nouna sign placed in front of an expression to denote that a root is to be extracted; a character conveying the lexical meaning of a logogram;a person who has radical ideas or opinions; (linguistics) the form of a word after all affixes are removed; (chemistry) two or more atoms bound together as a single unit and forming part of a molecule; an atom or group of atoms with at least one unpaired electron; in the body it is usually an oxygen molecule than has lost an electron and will stabilize itself by stealing an electron from a nearby molecule
  • radically - adv. in a radical manner
  • radicle - noun (anatomy) a small structure resembling a rootlet (such as a fibril of a nerve)
  • radio - adj. indicating radiation or radioactivity; noun a communication system based on broadcasting electromagnetic waves; medium for communication; an electronic receiver that detects and demodulates and amplifies transmitted signals; verbtransmit messages via radio waves
  • radioactive - adj. exhibiting or caused by radioactivity
  • radioactivity - noun the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
  • radiogram - noun a photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays); a message transmitted by wireless telegraphy
  • radiograph - noun a photographic image produced on a radiosensitive surface by radiation other than visible light (especially by X-rays or gamma rays)
  • radiographic - adj. relating to or produced by radiography
  • radiography - noun photography that uses other kinds of radiation than visible light; the process of making a radiograph; producing an image on a radiosensitive surface by radiation other than visible light
  • radioisotope - noun a radioactive isotope of an element; produced either naturally or artificially
  • radiopaque - adj. not transparent to X-rays or other forms of radiation
  • radiosensitive - adj. sensitive to radiation
  • radiotelephone - noun a telephone that communicates by radio waves rather than along cables; telephony that uses transmission by radio rather than by wire
  • radium - noun an intensely radioactive metallic element that occurs in minute amounts in uranium ores
  • radius - noun the length of a line segment between the center and circumference of a circle or sphere; the outer and slightly shorter of the two bones of the human forearm; a circular region whose area is indicated by the length of its radius; a straight line from the center to the perimeter of a circle (or from the center to the surface of a sphere); support consisting of a radial member of a wheel joining the hub to the rim
  • raft - noun a flat float (usually made of logs or planks) that can be used for transport or as a platform for swimmers; (often followed by `of') a large number or amount or extent; verb make into a raft;travel by raft in water; transport on a raft
  • rage - noun violent state of the elements; a state of extreme anger;something that is desired intensely; an interest followed with exaggerated zeal; a feeling of intense anger; verb feel intense anger; be violent; as of fires and storms; behave violently, as if in state of a great anger
  • raging - adj. very severe; (of the elements) as if showing violent anger; characterized by violent and forceful activity or movement; very intense
  • raid - noun an attempt by speculators to defraud investors; a sudden short attack; verb search for something needed or desired;take over (a company) by buying a controlling interest of its stock;search without warning, make a sudden surprise attack on; enter someone else's territory and take spoils
  • railroad - noun a line of track providing a runway for wheels; line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight;verb transport by railroad; supply with railroad lines; compel by coercion, threats, or crude means
  • rails - noun a bar or pair of parallel bars of rolled steel making the railway along which railroad cars or other vehicles can roll
  • railway - noun line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight; a line of track providing a runway for wheels
  • rain - noun anything happening rapidly or in quick successive; water falling in drops from vapor condensed in the atmosphere; drops of fresh water that fall as precipitation from clouds; verb precipitate as rain
  • rainbow - noun an illusory hope; an arc of colored light in the sky caused by refraction of the sun's rays by rain
  • rainfall - noun water falling in drops from vapor condensed in the atmosphere
  • rainforest - noun a forest with heavy annual rainfall
  • rainwater - noun drops of fresh water that fall as precipitation from clouds
  • rainy - adj. (of weather) wet by periods of rain
  • raise - noun increasing the size of a bet (as in poker); the amount a salary is increased; the act of raising something; an upward slope or grade (as in a road); verb raise the level or amount of something;invigorate or heighten; bring (a surface or a design) into relief and cause to project; multiply (a number) by itself a specified number of times: 8 is 2 raised to the power 3; establish radio communications with; activate or stir up; cause to be heard or known; express or utter; pronounce (vowels) by bringing the tongue closer to the roof of the mouth; put forward for consideration or discussion; bet more than the previous player; bid (one's partner's suit) at a higher level;summon into action or bring into existence, often as if by magic;construct, build, or erect; create a disturbance, especially by making a great noise; raise from a lower to a higher position; cause to puff up with a leaven; collect funds for a specific purpose; cause to become alive again; increase; put an end to; raise in rank or condition; cause to assemble or enlist in the military; cultivate by growing, often involving improvements by means of agricultural techniques; call forth (emotions, feelings, and responses); move upwards; give a promotion to or assign to a higher position; bring up
  • raised - adj. increased especially to abnormal levels; above the surround or above the normal position; embellished with a raised pattern created by pressure or embroidery
  • raising - adj. increasing in quantity or value; noun the properties acquired as a consequence of the way you were treated as a child;helping someone grow up to be an accepted member of the community; the event of something being raised upward
  • rally - noun the feat of mustering strength for a renewed effort;(sports) an unbroken sequence of several successive strokes; an automobile race run over public roads; a large gathering of people intended to arouse enthusiasm; a marked recovery of strength or spirits during an illness; verb return to a former condition; harass with persistent criticism or carping; call to arms; of military personnel; gather or bring together; gather
  • ram - noun uncastrated adult male sheep; a tool for driving or forcing something by impact; the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible; the first sign of the zodiac which the sun enters at the vernal equinox; the sun is in this sign from about March 21 to April 19; (astrology) a person who is born while the sun is in Aries; verb strike or drive against with a heavy impact;force into or from an action or state, either physically or metaphorically; crowd or pack to capacity; undergo damage or destruction on impact
  • rambling - adj. of a path e.g.; (of e.g. speech and writing) tending to depart from the main point or cover a wide range of subjects
  • rampant - adj. (of a plant) having a lush and unchecked growth;unrestrained and violent
  • rana - noun type genus of the Ranidae
  • ranch - noun farm consisting of a large tract of land along with facilities needed to raise livestock (especially cattle); verb manage or run a ranch
  • rancid - adj. (used of decomposing oils or fats) having a rank smell or taste usually due to a chemical change or decomposition;smelling of fermentation or staleness
  • random - adj. lacking any definite plan or order or purpose; governed by or depending on chance; taken haphazardly
  • randomly - adv. in a random manner
  • randomness - noun the quality of lacking any predictable order or plan; (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work
  • randy - adj. feeling great sexual desire
  • range - noun a place for shooting (firing or driving) projectiles of various kinds; a variety of different things or activities; the limits within which something can be effective; a large tract of grassy open land on which livestock can graze; a series of hills or mountains; the limits of the values a function can take; a kitchen appliance used for cooking food; an area in which something acts or operates or has power or control: "the range of a supersonic jet"; the limit of capability; verb let eat; lay out orderly or logically in a line or as if in a line; range or extend over; occupy a certain area; change or be different within limits; have a range; be capable of projecting over a certain distance, as of a gun; assign a rank or rating to; feed as in a meadow or pasture; move about aimlessly or without any destination, often in search of food or employment
  • ranging - adj. wandering freely
  • ranidae - noun a family nearly cosmopolitan in distribution: true frogs
  • ranier - noun a mountain peak in central Washington; highest peak in the Cascade Range; (14,410 feet high)
  • rank - adj. growing profusely; very fertile; producing profuse growth;very offensive in smell or taste; complete and without restriction or qualification; sometimes used informally as intensifiers;conspicuously and outrageously bad or reprehensible; noun a row or line of people (especially soldiers or police) standing abreast of one another; relative status; the ordinary members of an organization (such as the enlisted soldiers of an army); the body of members of an organization or group; position in a social hierarchy; verb take or have a position relative to others; take precedence or surpass others in rank; assign a rank or rating to
  • ranked - adj. arranged in a sequence of grades or ranks
  • ranking - adj. having a higher rank; noun position on a scale in relation to others in a sport
  • ranunculaceae - noun a family of Ranunculaceae
  • rapacious - adj. excessively greedy and grasping; devouring or craving food in great quantities; living by preying on other animals especially by catching living prey
  • rape - noun the crime of forcing a woman to submit to sexual intercourse against her will; the act of despoiling a country in warfare; Eurasian plant cultivated for its seed and as a forage crop;verb destroy and strip of its possession; force (someone) to have sex against their will
  • rapid - adj. done or occurring in a brief period of time; characterized by speed; moving with or capable of moving with high speed; noun a part of a river where the current is very fast
  • rapidly - adv. with rapid movements
  • rapport - noun a relationship of mutual understanding or trust and agreement between people
  • rare - adj. not widely distributed; not widely known; especially valued for its uncommonness; (of meat) cooked a short time; still red inside;recurring only at long intervals; marked by an uncommon quality; especially superlative or extreme of its kind; having low density
  • rare earth - noun any element of the lanthanide series (atomic numbers 57 through 71)
  • rarely - adv. not often
  • rash - adj. imprudently incurring risk; marked by defiant disregard for danger or consequences; noun a series of unexpected and unpleasant occurrences; any red eruption of the skin
  • rashness - noun the trait of giving little thought to danger; the trait of acting rashly and without prudence
  • rasp - noun a coarse file with sharp pointed projections; uttering in an irritated tone; verb utter in a grating voice; scrape with a rasp
  • raspberry - noun red or black edible aggregate berries usually smaller than the related blackberries; woody brambles bearing usually red but sometimes black or yellow fruits that separate from the receptacle when ripe and are rounder and smaller than blackberries; a cry or noise made to express displeasure or contempt
  • rasping - adj. unpleasantly harsh or grating in sound; noun uttering in an irritated tone
  • rat - noun any of various long-tailed rodents similar to but larger than a mouse; a pad (usually made of hair) worn as part of a woman's coiffure; one who reveals confidential information in return for money; a person who is deemed to be despicable or contemptible;someone who works (or provides workers) during a strike; verbcatch rats, especially with dogs; give (hair) the appearance of being fuller by using a rat; employ scabs or strike breakers in; desert one's party or group of friends, for example, for one's personal advantage;give away information about somebody; take the place of work of someone on strike
  • ratchet - noun mechanical device consisting of a toothed wheel or rack engaged with a pawl that permits it to move in only one direction; verb move by degrees in one direction only
  • rate - noun amount of a charge or payment relative to some basis; a quantity or amount or measure considered as a proportion of another quantity or amount or measure; a magnitude or frequency relative to a time unit; the relative speed of progress or change; verbassign a rank or rating to; estimate the value of; be worthy of or have a certain rating
  • rates - noun a local tax on property (usually used in the plural)
  • rather - adv. to some (great or small) extent; on the contrary; to a degree (not used with a negative); more readily or willingly
  • ratibida - noun genus of perennial wildflowers of North American plains and prairies; often cultivated for their showy flower heads
  • ratified - adj. formally approved and invested with legal authority
  • ratify - verb approve and express assent, responsibility, or obligation
  • rating - noun standing or position on a scale; act of ascertaining or fixing the value or worth of; an appraisal of the value of something;rank in a military organization
  • ratio - noun the relative magnitudes of two quantities (usually expressed as a quotient)
  • rational - adj. having its source in or being guided by the intellect (distinguished from experience or emotion); consistent with or based on or using reason; capable of being expressed as a quotient of integers; of or associated with or requiring the use of the mind; nounan integer or a fraction
  • ratlike - adj. resembling or characteristic of a rat
  • rattle - noun loosely connected horny sections at the end of a rattlesnake's tail; a baby's toy that makes percussive noises when shaken; a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders); verb shake and cause to make a rattling noise; make short successive sounds
  • rattlesnake - noun pit viper with horny segments at the end of the tail that rattle when shaken
  • rattling - adj. quick and energetic; extraordinarily good; used especially as intensifiers; adv. used as intensifiers; `real' is sometimes used informally for `really'; `rattling' is informal; noun a rapid series of short loud sounds (as might be heard with a stethoscope in some types of respiratory disorders)
  • ravage - noun (usually plural) a destructive action; verb devastate or ravage; make a pillaging or destructive raid on (a place), as in wartimes
  • ravine - noun a deep narrow steep-sided valley (especially one formed by running water)
  • raw - adj. not treated with heat to prepare it for eating; lacking training or experience; brutally unfair or harsh; used of wood and furniture; having the surface exposed and painful; untempered and unrefined; not processed or refined; not processed or subjected to analysis; (used informally) completely unclothed; unpleasantly cold and damp; devoid of elaboration or diminution or concealment; bare and pure; hurting; (used especially of commodities) being unprocessed or manufactured using only simple or minimal processes; noun informal terms for nakedness
  • ray - noun cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins; any of the stiff bony rods in the fin of a fish; a branch of an umbel or an umbelliform inflorescence;(mathematics) a straight line extending from a point; the syllable naming the second (supertonic) note of any major scale in solmization; a column of light (as from a beacon); a group of nearly parallel lines of electromagnetic radiation; verb emit as rays; expose to radiation; extend or spread outward from a center or focus or inward towards a center
  • razor - noun edge tool used in shaving; verb shave with a razor
  • re - noun the syllable naming the second (supertonic) note of any major scale in solmization; ancient Egyptian sun god with the head of a hawk; a universal creator; he merged with the god Amen as Amen-Ra to become the king of the gods; a rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum
  • re-creation - noun the act of creating again
  • re-enter - verb enter again
  • re-establishment - noun restoration to a previous state
  • reabsorption - noun the organic process in which the substance of some differentiated structure that has been produced by the body undergoes lysis and assimilation
  • reach - noun the act of physically reaching or thrusting out; an area in which something acts or operates or has power or control: "the range of a supersonic jet"; the limit of capability; the limits within which something can be effective; verb be in or establish communication with; move forward or upward in order to touch; also in a metaphorical sense; reach a point in time, or a certain state or level; reach a destination, either real or abstract; reach a goal, e.g., "make the first team"; to extend as far as; to exert much effort or energy; place into the hands or custody of; to gain with effort
  • reaching - noun accomplishment of an objective; the act of physically reaching or thrusting out
  • react - verb undergo a chemical reaction; react with another substance under certain conditions; show a response or a reaction to something; act against or in opposition to
  • reactant - noun a chemical substance that is present at the start of a chemical reaction
  • reaction - noun doing something in opposition to another way of doing it that you don't like; a bodily process occurring due to the effect of some foregoing stimulus or agent; an idea evoked by some experience; extreme conservatism in political or social matters; a response that reveals a person's feelings or attitude; (mechanics) the equal and opposite force that is produced when any force is applied to a body; (chemistry) a process in which one or more substances are changed into others
  • reactive - adj. participating readily in reactions; tending to react to a stimulus
  • reactor - noun an electrical device used to introduce reactance into a circuit; (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements
  • read - noun something that is read; verb to hear and understand;interpret something that is written or printed; look at, interpret, and say out loud something that is written or printed; interpret the significance of, as of palms, tea leaves, intestines, the sky; also of human behavior; obtain data from magnetic tapes; indicate a certain reading; of gauges and instruments; audition for a stage role by reading parts of a role; have or contain a certain wording or form;make sense of a language; be a student of a certain subject;interpret something in a certain way; convey a particular meaning or impression
  • readable - adj. easily deciphered
  • readily - adv. without much difficulty; in a punctual manner
  • readiness - noun prompt willingness; the state of having been made ready or prepared for use or action (especially military action); a natural effortlessness; (psychology) being temporarily ready to respond in a particular way
  • reading - noun the act of measuring with meters or similar instruments; the cognitive process of understanding a written linguistic message; a datum about some physical state that is presented to a user by a meter or similar instrument; written material intended to be read; a particular interpretation or performance; a city on the River Thames in Berkshire in southern England; a mental representation of the meaning or significance of something; a public instance of reciting or repeating (from memory) something prepared in advance
  • ready - adj. (of especially money) immediately available; brought into readiness; completely prepared or in condition for immediate action or use or progress; mentally disposed; apprehending and responding with speed and sensitivity; noun poised for action; verbmake ready or suitable or equip in advance for a particular purpose or for some use, event, etc; prepare for eating by applying heat
  • readying - noun the activity of putting or setting in order in advance of some act or purpose
  • reagan - noun 40th President of the United States (1911-2004)
  • reagent - noun a chemical agent for use in chemical reactions
  • real - adj. capable of being treated as fact; being or occurring in fact or actuality; having verified existence; not illusory; no less than what is stated; worthy of the name; being value measured in terms of purchasing power; not to be taken lightly; (of property) fixed or immovable; having substance or capable of being treated as fact; not imaginary; coinciding with reality; being or reflecting the essential or genuine character of something; adv. used as intensifiers; `real' is sometimes used informally for `really'; `rattling' is informal; noun an old small silver Spanish coin; any rational or irrational number
  • realgar - noun a rare soft orange mineral consisting of arsenic sulphide; an important ore of arsenic
  • realism - noun the attribute of accepting the facts of life and favoring practicality and literal truth; (philosophy) the philosophical doctrine that physical objects continue to exist when not perceived;(philosophy) the philosophical doctrine that abstract concepts exist independent of their names; an artistic movement in 19th century France; artists and writers strove for detailed realistic and factual description; the state of being actual or real
  • realistic - adj. aware or expressing awareness of things as they really are; of or relating to the philosophical doctrine of realism;representing what is real; not abstract or ideal
  • reality - noun the quality possessed by something that is real; the state of being actual or real; the state of the world as it really is rather than as you might want it to be; all of your experiences that determine how things appear to you
  • realization - noun something that is made real or concrete; making real or giving the appearance of reality; the completion or enrichment of a piece of music left sparsely notated by a composer;a sale in order to obtain money (as a sale of stock or a sale of the estate of a bankrupt person) or the money so obtained; coming to understand something clearly and distinctly; a musical composition that has been completed or enriched by someone other than the composer
  • realize - verb make real or concrete; give reality or substance to;expand or complete (a part in a piece of baroque music) by supplying the harmonies indicated in the figured bass; convert into cash; of goods and property; perceive (an idea or situation) mentally; be fully aware or cognizant of; earn on some commercial or business transaction; earn as salary or wages
  • realized - adj. successfully completed or brought to an end
  • really - adv. used as intensifiers; `real' is sometimes used informally for `really'; `rattling' is informal; in accordance with truth or fact or reality; in fact (used as intensifiers or sentence modifiers); in actual fact
  • realm - noun a knowledge domain that you are interested in or are communicating about; the domain ruled by a king or queen; a domain in which something is dominant
  • reap - verb gather, as of natural products; get or derive
  • reappear - verb appear again
  • reappearance - noun the act of someone appearing again; the event of something appearing again
  • rear - adj. located in or toward the back or rear; noun the side that goes last or is not normally seen; the back of a military formation or procession; the side of an object that is opposite its front; the fleshy part of the human body that you sit on; the part of something that is furthest from the normal viewer; verb stand up on the hind legs, of quadrupeds; cause to rise up; bring up; construct, build, or erect;rise up
  • rearing - adj. rearing on left hind leg with forelegs elevated and head usually in profile; noun helping someone grow up to be an accepted member of the community; the properties acquired as a consequence of the way you were treated as a child
  • rearrange - verb put into a new order or arrangement
  • rearrangement - noun changing an arrangement
  • reason - noun the capacity for rational thought or inference or discrimination; a fact that logically justifies some premise or conclusion; an explanation of the cause of some phenomenon; a rational motive for a belief or action; a justification for something existing or happening; the state of having good sense and sound judgment; verb think logically; decide by reasoning; draw or come to a conclusion; present reasons and arguments
  • reasonable - adj. marked by sound judgment; showing reason or sound judgment; not excessive or extreme
  • reasoned - adj. logically valid; resulting from careful thought
  • reasoning - adj. endowed with the capacity to reason; noun thinking that is coherent and logical
  • reassemble - verb assemble once again, after taking something apart
  • reassurance - noun the act of reassuring; restoring someone's confidence
  • rebecca - noun (Old Testament) wife of Isaac and mother of Jacob and Esau
  • rebellion - noun organized opposition to authority; a conflict in which one faction tries to wrest control from another; refusal to accept some authority or code or convention
  • reborn - adj. spiritually reborn or converted
  • rebuke - noun an act or expression of criticism and censure; verbcensure severely or angrily
  • recall - noun the act of removing an official by petition; the process of remembering (especially the process of recovering information by mental effort); a bugle call that signals troops to return; a call to return; a request by the manufacturer of a defective product to return the product (as for replacement or repair); verb cause one's (or someone else's) thoughts or attention to return from a reverie or digression; summon to return; cause to be returned; make unavailable; bar from sale or distribution; recall knowledge from memory; have a recollection; go back to something earlier; call to mind
  • recapture - noun the act of taking something back; a legal seizure by the government of profits beyond a fixed amount; verb capture again; take up anew; experience anew; take back by force, as after a battle
  • recast - verb cast or model anew; cast again; cast again, in a different role
  • recede - verb become faint or more distant; move back and away from; retreat; pull back or move away or backward
  • receipt - noun an acknowledgment (usually tangible) that payment has been made; the act of receiving; verb mark or stamp as paid;report the receipt of
  • receive - verb convert into sounds or pictures; receive a specified treatment (abstract); regard favorably or with disapproval; accept as true or valid; partake of the Holy Eucharist sacrament; express willingness to have in one's home or environs; get something; come into possession of; have or give a reception; bid welcome to; greet upon arrival; register (perceptual input); go through (mental or physical states or experiences); receive as a retribution or punishment; experience as a reaction
  • received - adj. widely accepted as true or worthy; conforming to the established language usage of educated native speakers
  • receiver - noun set that receives radio or tv signals; a football player who catches (or is supposed to catch) a forward pass; earphone that converts electrical signals into sounds; a person who gets something; (law) a person (usually appointed by a court of law) who liquidates assets or preserves them for the benefit of affected parties
  • recent - adj. near to or not long before the present; being new in a time not long past; of the immediate past or just previous to the present time; noun approximately the last 10,000 years
  • recently - adv. in the recent past; very recently
  • receptacle - noun a container that is used to put or keep things in;an electrical (or electronic) fitting that is connected to a source of power and equipped to receive an insert; enlarged tip of a stem that bears the floral parts
  • reception - noun the act of receiving; (American football) the act of catching a pass in football; quality or fidelity of a received broadcast;the manner in which something is greeted; a formal party of people; as after a wedding
  • receptive - adj. able to absorb liquid (not repellent); open to arguments, ideas, or change; ready or willing to receive favorably; of a nerve fiber or impulse originating outside and passing toward the central nervous system
  • receptor - noun a cellular structure that is postulated to exist in order to mediate between a chemical agent that acts on nervous tissue and the physiological response; an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation
  • recess - noun an enclosure that is set back or indented; a small concavity; a pause from doing something (as work); an arm off of a larger body of water (often between rocky headlands); a state of abeyance or suspended business; verb make a recess in; put into a recess; close at the end of a session
  • recessed - adj. resembling an alcove; having a sunken area
  • recession - noun the act of ceding back; the withdrawal of the clergy and choir from the chancel to the vestry at the end of a church service; the state of the economy declines; a widespread decline in the GDP and employment and trade lasting from six months to a year; the act of becoming more distant; a small concavity
  • recessive - adj. (of genes) producing its characteristic phenotype only when its allele is identical; of or pertaining to a recession; nounan allele that produces its characteristic phenotype only when its paired allele is identical
  • recharge - verb charge anew; load anew with ammunition, "She reloaded the gun carefully"
  • rechargeable - adj. capable of being recharged
  • recipient - noun a person who gets something; the semantic role of the animate entity that is passively involved in the happening denoted by the verb in the clause
  • reciprocal - adj. of or relating to the multiplicative inverse of a quantity or function; concerning each of two or more persons or things; especially given or done in return; noun something (a term or expression or concept) that has a reciprocal relation to something else; hybridization involving a pair of crosses that reverse the sexes associated with each genotype; (mathematics) one of a pair of numbers whose product is 1: the reciprocal of 2/3 is 3/2; the multiplicative inverse of 7 is 1/7
  • reciprocally - adv. in an inverse or contrary manner; in a mutual or shared manner; (often followed by `for') in exchange or in reciprocation
  • reciprocating - adj. moving alternately backward and forward
  • reciprocation - noun alternating back-and-forth movement; the act of making or doing something in return; mutual interaction; the activity of reciprocating or exchanging (especially information)
  • reciprocity - noun mutual exchange of commercial or other privileges; a relation of mutual dependence or action or influence
  • recite - verb repeat aloud from memory; render verbally, "recite a poem"; specify individually; narrate or give a detailed account of;recite in elocution
  • reclining - adj. lying down; in a position of comfort or rest; noun the act of assuming or maintaining a reclining position
  • recluse - adj. withdrawn from society; seeking solitude; noun one who lives in solitude
  • recognition - noun designation by the chair granting a person the right to speak in a deliberative body; the process of recognizing something or someone by remembering; an acceptance (as of a claim) as true and valid; approval; the explicit and formal acknowledgement of a government or of the national independence of a country; (biology) the ability of one molecule to attach to another molecule that has a complementary shape; the state or quality of being recognized or acknowledged; coming to understand something clearly and distinctly
  • recognizable - adj. capable of being recognized; easily perceived; easy to become aware of
  • recognize - verb perceive to be the same; be fully aware or cognizant of; detect with the senses; show approval or appreciation of; exhibit recognition for (an antigen or a substrate); accept (someone) to be what is claimed or accept his power and authority;express obligation, thanks, or gratitude for; express greetings upon meeting someone; grant credentials to
  • recognized - adj. provided with a secure reputation; generally approved or compelling recognition
  • recollection - noun something recalled to the mind; the process of remembering (especially the process of recovering information by mental effort); the ability to recall past occurrences
  • recombination - noun (genetics) a combining of genes or characters different from what they were in the parents; (physics) a combining of charges or transfer of electrons in a gas that results in the neutralization of ions; important for ions arising from the passage of high-energy particles
  • recombine - verb to combine or put together again; cause genetic recombination; undergo genetic recombination
  • recommend - verb make attractive or acceptable; push for something; express a good opinion of
  • recommendation - noun any quality or characteristic that gains a person a favorable reception or acceptance or admission; something (as a course of action) that is recommended as advisable;something that recommends (or expresses commendation) of a person or thing as worthy or desirable
  • recommended - adj. mentioned as worthy of acceptance
  • recompense - noun the act of compensating for service or loss or injury; payment or reward (as for service rendered); verb make payment to; compensate; make amends for; pay compensation for
  • reconcile - verb come to terms; bring into consonance or accord;make compatible with; accept as inevitable
  • reconciliation - noun getting two things to correspond; the reestablishing of cordial relations
  • reconciling - adj. tending to reconcile or accommodate; bringing into harmony
  • reconnaissance - noun the act of reconnoitring (especially to gain information about an enemy or potential enemy)
  • reconsideration - noun thinking again about a choice previously made; a consideration of a topic (as in a meeting) with a view to changing an earlier decision
  • reconstruct - verb cause somebody to adapt or reform socially or politically; reassemble mentally; do over, as of (part of) a house;build again; return to its original or usable and functioning condition
  • reconstructed - adj. adapted to social or economic change
  • record - noun the sum of recognized accomplishments; an extreme attainment; the best (or worst) performance ever attested (as in a sport); a compilation of the known facts regarding something or someone; anything (such as a document or a phonograph record or a photograph) providing permanent evidence of or information about past events; a document that can serve as legal evidence of a transaction; the number of wins versus losses and ties a team has had; sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating while a phonograph needle tracks in the groove; a list of crimes for which an accused person has been previously convicted; verb register electronically; make a record of; set down in permanent form; be aware of; be or provide a memorial to a person or an event; indicate a certain reading; of gauges and instruments
  • recorded - adj. recorded or listed in a directory; set down or registered in a permanent form especially on film or tape for reproduction; (of securities) having the owner's name entered in a register
  • recorder - noun equipment for making records; a barrister or solicitor who serves as part-time judge in towns or boroughs; a woodwind with a vertical pipe and 8 finger holes and a whistle mouthpiece; someone responsible for keeping records
  • recording - noun the act of making a record (especially an audio record); signal encoding something (e.g., picture or sound) that has been recorded; a storage device on which information (sounds or images) have been recorded
  • recourse - noun act of turning to for assistance; something or someone turned to for assistance or security
  • recover - verb regain a former condition after a financial loss; cover anew; get or find back; recover the use of; regain or make up for;get over an illness or shock; reuse (materials from waste products)
  • recovered - adj. found after being lost; freed from illness or injury
  • recovering - adj. returning to health after illness or debility
  • recovery - noun the act of regaining or saving something lost (or in danger of becoming lost); return to an original state; gradual healing (through rest) after sickness or injury
  • recreate - verb create anew; give new life or energy to; give encouragement to; engage in recreational activities rather than work; occupy oneself in a diversion
  • recreation - noun activity that refreshes and recreates; activity that renews your health and spirits by enjoyment and relaxation; an activity that diverts or amuses or stimulates
  • recreational - adj. of or relating to recreation; engaged in as a pastime
  • recruit - noun any new member or supporter (as in the armed forces); a recently enlisted soldier; verb cause to assemble or enlist in the military; seek to employ; register formally as a participant or member
  • recruitment - noun the act of getting recruits; enlisting people for the army (or for a job or a cause etc.)
  • rectangle - noun a parallelogram with four right angles
  • rectangular - adj. having four right angles; having a set of mutually perpendicular axes; meeting at right angles
  • rectum - noun the terminal section of the alimentary canal; from the sigmoid flexure to the anus
  • recuperation - noun gradual healing (through rest) after sickness or injury
  • recur - verb happen or occur again; return in thought or speech to something; have recourse to
  • recurrence - noun happening again (especially at regular intervals)
  • recurrent - adj. recurring again and again
  • recurring - adj. coming back
  • recycle - verb use again after processing; cause to repeat a cycle
  • recycling - noun the act of processing used or abandoned materials for use in creating new products
  • red - adj. red with or characterized by blood; of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies; characterized by violence or bloodshed; (especially of the face) reddened or suffused with or as if with blood from emotion or exertion; noun red color or pigment; the chromatic color resembling the hue of blood; a tributary of the Mississippi River that flows eastward from Texas along the southern boundary of Oklahoma and through Louisiana; emotionally charged terms used to refer to extreme radicals or revolutionaries; the amount by which the cost of a business exceeds its revenue
  • red-eye - verb travel on an overnight flight
  • red-orange - adj. of orange tinged with red
  • reddened - adj. lighted with red light as if with flames; (especially of the face) reddened or suffused with or as if with blood from emotion or exertion
  • reddish - adj. of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies
  • reddish-brown - adj. of brown tinged with red
  • redemption - noun the act of purchasing back something previously sold; (Christianity) the act of delivering from sin or saving from evil;repayment of the principal amount of a debt or security at or before maturity (as when a corporation repurchases its own stock)
  • redirect - verb channel into a new direction
  • redistribute - verb distribute anew
  • redness - noun red color or pigment; the chromatic color resembling the hue of blood; a response of body tissues to injury or irritation; characterized by pain and swelling and redness and heat
  • redress - noun act of correcting an error or a fault or an evil; a sum of money paid in compensation for loss or injury; verb make reparations or amends for
  • reduce - verb take off weight; narrow or limit; cook until very little liquid is left; be the essential element; make smaller; make less complex; cut down on; make a reduction in; reposition (a broken bone after surgery) back to its normal site; undergo meiosis; lower in grade or rank or force somebody into an undignified situation;simplify the form of a mathematical equation of expression by substituting one term for another; lessen and make more modest;bring to humbler or weaker state or condition; lessen the strength or flavor of a solution or mixture; be cooked until very little liquid is left;to remove oxygen from a compound, or cause to react with hydrogen or form a hydride, or to undergo an increase in the number of electrons; reduce in size; reduce physically; reduce in scope while retaining essential elements; put down by force or intimidation
  • reduced - adj. well below normal (especially in price); made less in size or amount or degree
  • reducible - adj. capable of being reduced
  • reducing - noun loss of excess weight (as by dieting); becoming slimmer; any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent
  • reductant - noun a substance capable of bringing about the reduction of another substance as it itself is oxidized; used in photography to lessen the density of a negative or print by oxidizing some of the slackened silver
  • reductase - noun an enzyme that catalyses the biochemical reduction of some specified substance
  • reduction - noun the act of reducing complexity; any process in which electrons are added to an atom or ion (as by removing oxygen or adding hydrogen); always occurs accompanied by oxidation of the reducing agent; the act of decreasing or reducing something
  • reductive - adj. characterized by or causing diminution or curtailment
  • redundancy - noun repetition of an act needlessly; the attribute of being superfluous and unneeded; (electronics) a system design that duplicates components to provide alternatives in case one component fails; repetition of messages to reduce the probability of errors in transmission
  • redundant - adj. repetition of same sense in different words; more than is needed, desired, or required
  • reef - noun a submerged ridge of rock or coral near the surface of the water; a rocky region in the southern Transvaal in northeastern South Africa; contains rich gold deposits and coal and manganese;verb reduce (a sail) by taking in a reef; roll up (a portion of a sail) in order to reduce its area; lower and bring partially inboard
  • reel - noun a lively dance of Scottish Highlanders; marked by circular moves and gliding steps; winder consisting of a revolving spool with a handle; attached to a fishing rod; a roll of photographic film holding a series of frames to be projected by a movie projector;music composed for dancing a reel; an American country dance which starts with the couples facing each other in two lines; a winder around which thread or tape or film or other flexible materials can be wound; verb wind onto or off a reel; walk as if unable to control one's movements; revolve quickly and repeatedly around one's own axis
  • reestablish - verb bring back into original existence, use, function, or position
  • reexamination - noun a subsequent examination of a patient for the purpose of monitoring earlier treatment; (law) questioning of a witness by the party that called the witness after that witness has been subject to cross-examination
  • refer - verb think of, regard, or classify under a subsuming principle or with a general group or in relation to another; send or direct for treatment, information, or a decision; have to do with or be relevant to; seek information from; have as a meaning; make reference to
  • referee - noun (sports) the chief official (as in boxing or American football) who is expected to ensure fair play; an attorney appointed by a court to investigate and report on a case; someone who reads manuscripts and judges their suitability for publication; verb evaluate professionally a colleague's work; be a referee or umpire in a sports competition
  • reference - noun the act of referring or consulting; the most direct or specific meaning of a word or expression; the class of objects that an expression refers to; the relation between a word or phrase and the object or idea it refers to; a publication (or a passage from a publication) that is referred to; a book to which you can refer for authoritative facts; a formal recommendation by a former employer to a potential future employer describing the person's qualifications and dependability; a short note recognizing a source of information or of a quoted passage; a remark that calls attention to something or someone; an indicator that orients you generally; verb refer to
  • referenced - adj. supported with written references or citations
  • referent - adj. having reference; noun something that refers; a term that refers to another term; the first term in a proposition; the term to which other terms relate; something referred to; the object of a reference
  • refined - adj. (used of persons and their behavior) cultivated and genteel; freed from impurities by processing; free from what is tawdry or unbecoming; suggesting taste, ease, and wealth; made pure; showing a high degree of refinement and the assurance that comes from wide social experience
  • refinement - noun the quality of excellence in thought and manners and taste; the result of improving something; a subtle difference in meaning or opinion or attitude; the process of removing impurities (as from oil or metals or sugar etc.); a highly developed state of perfection; having a flawless or impeccable quality
  • refining - noun the process of removing impurities (as from oil or metals or sugar etc.)
  • reflect - verb give evidence of the quality of; give evidence of a certain behavior; to throw or bend back or reflect (from a surface);manifest or bring back; be bright by reflecting or casting light; reflect deeply on a subject
  • reflected - adj. (especially of incident sound or light) bent or sent back
  • reflecting - adj. causing reflection or having a device that reflects
  • reflection - noun the image of something as reflected by a mirror (or other reflective material); the ability to reflect beams or rays; the phenomenon of a propagating wave (light or sound) being thrown back from a surface; (mathematics) a transformation in which the direction of one axis is reversed; a likeness in which left and right are reversed; a calm lengthy intent consideration; a remark expressing careful consideration; expression without words
  • reflective - adj. devoted to matters of the mind; capable of physically reflecting light or sound; persistently or morbidly thoughtful
  • reflector - noun device that reflects radiation; optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece
  • reflex - adj. without volition or conscious control; noun an automatic instinctive unlearned reaction to a stimulus
  • reflux - noun an abnormal backward flow of body fluids; the outward flow of the tide
  • reform - noun a change for the better as a result of correcting abuses; self-improvement in behavior or morals by abandoning some vice; a campaign aimed to correct abuses or malpractices;verb change for the better; make changes for improvement in order to remove abuse and injustices; improve by alteration or correction of errors or defects and put into a better condition; break up the molecules of; produce by cracking; bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one
  • reformation - noun a religious movement of the 16th century that began as an attempt to reform the Roman Catholic Church and resulted in the creation of Protestant churches; improvement (or an intended improvement) in the existing form or condition of institutions or practices etc.; intended to make a striking change for the better in social or political or religious affairs; rescuing from error and returning to a rightful course
  • reformed - adj. of or relating to the body of Protestant Christianity arising during the Reformation; used of some Protestant churches especially Calvinist as distinct from Lutheran; caused to abandon an evil manner of living and follow a good one
  • reformer - noun an apparatus that reforms the molecular structure of hydrocarbons to produce richer fuel; a disputant who advocates reform
  • refraction - noun the change in direction of a propagating wave (light or sound) when passing from one medium to another; the amount by which a propagating wave is bent
  • refrain - noun the part of a song where a soloist is joined by a group of singers; verb resist doing something; choose not to consume
  • refresh - verb make fresh again; make (to feel) fresh; become or make oneself fresh again; refresh one's memory
  • refreshed - adj. with restored energy
  • refreshing - adj. imparting vitality and energy; pleasantly new or different
  • refreshingly - adv. in a pleasantly novel manner; in a manner that relieves fatigue and restores vitality
  • refreshment - noun activity that refreshes and recreates; activity that renews your health and spirits by enjoyment and relaxation;snacks and drinks served as a light meal
  • refrigerated - adj. made or kept cold by refrigeration
  • refrigeration - noun deliberately lowering the body's temperature for therapeutic purposes; the process of cooling or freezing (e.g., food) for preservative purposes
  • refrigerator - noun white goods in which food can be stored at low temperatures
  • refuge - noun a shelter from danger or hardship; act of turning to for assistance; something or someone turned to for assistance or security; a safe place
  • refusal - noun a message refusing to accept something that is offered; the act of refusing
  • refuse - noun food that is discarded (as from a kitchen); verb show unwillingness towards; refuse to accept; refuse to let have; refuse entrance or membership; elude, especially in a baffling way; resist immunologically the introduction of some foreign tissue or organ
  • refutation - noun the speech act of answering an attack on your assertions; the act of determining that something is false; any evidence that helps to establish the falsity of something
  • refute - verb prove to be false or incorrect; overthrow by argument, evidence, or proof
  • regain - verb get or find back; recover the use of; come upon after searching; find the location of something that was missed or lost
  • regaining - noun getting something back again
  • regal - adj. belonging to or befitting a supreme ruler
  • regard - noun (usually plural) a polite expression of desire for someone's welfare; a feeling of friendship and esteem; a long fixed look; paying particular notice (as to children or helpless people);(usually preceded by `in') a detail or point; an attitude of admiration or esteem; the condition of being honored (esteemed or respected or well regarded); verb look at attentively; deem to be; connect closely and often incriminatingly
  • regardless - adj. (usually followed by `of') without due thought or consideration; adv. in spite of everything; without regard to drawbacks
  • regenerate - adj. reformed spiritually or morally; verb restore strength; undergo regeneration; form or produce anew; be formed or shaped anew; replace (tissue or a body part) through the formation of new tissue; return to life; get or give new life or energy; amplify (an electron current) by causing part of the power in the output circuit to act upon the input circuit; reestablish on a new, usually improved, basis or make new or like new; bring, lead, or force to abandon a wrong or evil course of life, conduct, and adopt a right one
  • regeneration - noun the activity of spiritual or physical renewal;(biology) growth anew of lost tissue or destroyed parts or organs;forming again (especially with improvements or removal of defects); renewing and reconstituting; feedback in phase with (augmenting) the input
  • regent - noun someone who rules during the absence or incapacity or minority of the country's monarch; members of a governing board
  • regime - noun (medicine) a systematic plan for therapy (often including diet); the organization that is the governing authority of a political unit
  • regimen - noun (medicine) a systematic plan for therapy (often including diet)
  • region - noun the extended spatial location of something; a large indefinite location on the surface of the Earth; the approximate amount of something (usually used prepositionally as in `in the region of'); a part of an animal that has a special function or is supplied by a given artery or nerve; a knowledge domain that you are interested in or are communicating about
  • regional - adj. related or limited to a particular region; characteristic of a region
  • register - noun a regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device; an air passage (usually in the floor or a wall of a room) for admitting or excluding heated air from the room; (computer science) memory device that is the part of computer memory that has a specific address and that is used to hold information of a specific kind; (music) the timbre that is characteristic of a certain range and manner of production of the human voice or of different pipe organ stops or of different musical instruments; an official written record of names or events or transactions; a book in which names and transactions are listed; a cashbox with an adding machine to register transactions; used in shops to add up the bill; verb enter into someone's consciousness;send by registered mail; manipulate the registers of an organ; show in one's face; enroll to vote; record in writing; enter into a book of names or events or transactions; indicate a certain reading; of gauges and instruments; record in a public office or in a court of law;be aware of; have one's name listed as a candidate for several parties
  • registered - adj. (of a boat or vessel) furnished with necessary official documents specifying ownership etc; listed or recorded officially; (of animals) officially recorded with or certified by a recognized breed association; especially in a stud book
  • registration - noun the act of enrolling; (music) the sound property resulting from a combination of organ stops used to perform a particular piece of music; the technique of selecting and adjusting organ stops; a document certifying an act of registering; the body of people (such as students) who register or enroll at the same time;the act of adjusting something to match a standard
  • regret - noun sadness associated with some wrong done or some disappointment; verb be sorry; decline formally or politely; feel sad about the loss or absence of; feel remorse for; feel sorry for; be contrite about
  • regrow - verb grow anew or continue growth after an injury or interruption
  • regular - adj. in accord with regular practice or procedure; relating to a person who does something regularly; officially full-time; not deviating from what is normal; in accordance with fixed order or procedure or principle; (of solids) having clear dimensions that can be measured; volume can be determined with a suitable geometric formula; (used of the military) belonging to or engaged in by legitimate army forces; conforming to a standard or pattern;regularly scheduled for fixed times; often used as intensifiers; not constipated; occurring at fixed intervals; symmetrically arranged;noun a garment size for persons of average height and weight; a regular patron; a dependable follower (especially in party politics); a soldier in the regular army
  • regularity - noun the quality of being characterized by a fixed principle or rate; a property of polygons: the property of having equal sides and equal angles
  • regularized - adj. made regular
  • regularly - adv. in a regular manner; in a regular way without variation; having a regular form
  • regulate - verb fix or adjust the time, amount, degree, or rate of;bring into conformity with rules or principles or usage; impose regulations; check the emission of (sound); shape or influence; give direction to
  • regulated - adj. controlled or governed according to rule or principle or law; marked by system or regularity or discipline
  • regulating - noun the act of controlling or directing according to rule
  • regulation - adj. prescribed by or according to regulation; noun the act of controlling or directing according to rule; the act of bringing to uniformity; making regular; an authoritative rule; (embryology) the ability of an early embryo to continue normal development after its structure has been somehow damaged or altered; the state of being controlled or governed; a principle or condition that customarily governs behavior
  • regulator - noun any of various controls or devices for regulating or controlling fluid flow, pressure, temperature, etc.; a official responsible for control and supervision of a particular activity or area of public interest; a control that maintains a steady speed in a machine (as by controlling the supply of fuel)
  • regulatory - adj. restricting according to rules or principles
  • rehearsal - noun (psychology) a form of practice; repetition of information (silently or aloud) in order to keep it in short-term memory; a practice session in preparation for a public performance (as of a play or speech or concert)
  • reign - noun royal authority; the dominion of a monarch; the period during which a monarch is sovereign; a period during which something or somebody is dominant or powerful; verb have sovereign power; be larger in number, quantity, power, status or importance
  • reigning - adj. exercising power or authority
  • reimbursement - noun compensation paid (to someone) for damages or losses or money already spent etc.
  • rein - noun one of a pair of long straps (usually connected to the bit or the headpiece) used to control a horse; any means of control;verb stop or check by or as if by a pull at the reins; stop or slow up one's horse or oneself by or as if by pulling the reins; keep in check;control and direct with or as if by reins
  • reindeer - noun arctic deer with large antlers in both sexes; called `reindeer' in Eurasia and `caribou' in North America
  • reinforce - verb make stronger; strengthen and support with rewards
  • reinforced - adj. given added strength or support; (used of soaps or cleaning agents) having a substance (an abrasive or filler) added to increase effectiveness
  • reinforcement - noun information that makes more forcible or convincing; a military operation (often involving new supplies of men and materiel) to strengthen a military force or aid in the performance of its mission; an act performed to strengthen approved behavior; a device designed to provide additional strength; (psychology) a stimulus that strengthens or weakens the behavior that produced it
  • reinforcer - noun (psychology) a stimulus that strengthens or weakens the behavior that produced it
  • reintroduction - noun an act of renewed introduction
  • reject - noun the person or thing that is rejected or set aside as inferior in quality; verb refuse to accept or acknowledge; reject with contempt; refuse entrance or membership; dismiss from consideration or a contest; deem wrong or inappropriate; refuse to accept; resist immunologically the introduction of some foreign tissue or organ
  • rejected - adj. something or someone judged unacceptable;rebuffed (by a lover) without warning
  • rejection - noun the act of rejecting something; the speech act of rejecting; (medicine) an immunological response that refuses to accept substances or organisms that are recognized as foreign; the state of being rejected
  • rejoin - verb join again; answer back
  • rejoinder - noun (law) a pleading made by a defendant in response to the plaintiff's replication; a quick reply to a question or remark (especially a witty or critical one)
  • relate - verb give an account of; have or establish a relationship to;be in a relationship with; make a logical or causal connection; have to do with or be relevant to
  • related - adj. connected by kinship, common origin, or marriage;being connected either logically or causally or by shared characteristics; having close kinship and appropriateness; similar or related in quality or character
  • relatedness - noun a particular manner of connectedness
  • relation - noun an abstraction belonging to or characteristic of two entities or parts together; (usually plural) mutual dealings or connections among persons or groups; an act of narration; the act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur; (law) the principle that an act done at a later time is deemed by law to have occurred at an earlier time; a person related by blood or marriage
  • relational - adj. having a relation or being related
  • relations - noun mutual dealings or connections or communications among persons or groups
  • relationship - noun a relation between people; (`relationship' is often used where `relation' would serve, as in `the relationship between inflation and unemployment', but the preferred usage of `relationship' is for human relations or states of relatedness); a state of connectedness between people (especially an emotional connection); a state involving mutual dealings between people or parties or countries; (anthropology) relatedness or connection by blood or marriage or adoption
  • relative - adj. not absolute or complete; properly related in size or degree or other measurable characteristics; usually followed by `to';noun an animal or plant that bears a relationship to another (as related by common descent or by membership in the same genus);a person related by blood or marriage
  • relatively - adv. in a relative manner; by comparison to something else
  • relativity - noun the quality of being relative and having significance only in relation to something else; (physics) the theory that space and time are relative concepts rather than absolute concepts
  • relax - verb cause to feel relaxed; become less tense, rest, or take one's ease; make less tight; become less severe or strict; make less severe or strict; become less tense, less formal, or less restrained, and assume a friendlier manner; become loose or looser or less tight; make less active or fast
  • relaxation - noun a method of solving simultaneous equations by guessing a solution and then reducing the errors that result by successive approximations until all the errors are less than some specified amount; an occurrence of control or strength weakening;(physics) the exponential return of a system to equilibrium after a disturbance; (physiology) the gradual lengthening of inactive muscle or muscle fibers; the act of making less strict; freedom from activity (work or strain or responsibility); a feeling of refreshing tranquility and an absence of tension or worry
  • relaxed - adj. made less tense or rigid; without strain or anxiety
  • relaxing - adj. affording or marked by rest or repose
  • relay - noun the act of passing something along from one person or group to another; electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit; a fresh team to relieve weary draft animals; a crew of workers who relieve another crew; verb pass along; control or operate by relay
  • relays - noun a race between teams; each member runs or swims part of the distance
  • release - noun (music) the act or manner of terminating a musical phrase or tone; a formal written statement of relinquishment; activity that frees or expresses creative energy or emotion; merchandise issued for sale or public showing (especially a record or film); a device that when pressed will release part of a mechanism; a process that liberates or discharges something; the act of liberating someone or something; the termination of someone's employment (leaving them free to depart); the act of allowing a fluid to escape; a legal document evidencing the discharge of a debt or obligation; an announcement distributed to members of the press in order to supplement or replace an oral presentation; euphemistic expressions for death; verb part with a possession or right; generate and separate from cells or bodily fluids; eliminate (substances) from the body; make (assets) available; prepare and issue for public distribution or sale; let (something) fall or spill a container; release, as from one's grip; grant freedom to; free from confinement; make (information) available publication
  • released - adj. set free as from prison or duty
  • releasing - adj. emotionally purging (of e.g. art)
  • relentless - adj. never-ceasing; not to be placated or appeased or moved by entreaty
  • relentlessly - adv. in a relentless manner
  • relevance - noun the relation of something to the matter at hand
  • relevant - adj. having a bearing on or connection with the subject at issue
  • reliability - noun the quality of being dependable or reliable
  • reliable - adj. worthy of reliance or trust; conforming to fact and therefore worthy of belief; worthy of being depended on
  • reliably - adv. in a faithful manner
  • reliance - noun certainty based on past experience; the state of relying on something
  • relic - noun an antiquity that has survived from the distant past;something of sentimental value
  • relief - noun the act of freeing a city or town that has been besieged;aid for the aged or indigent or handicapped; assistance in time of difficulty; sculpture consisting of shapes carved on a surface so as to stand out from the surrounding background; the feeling that comes when something burdensome is removed or reduced; (law) redress awarded by a court; the condition of being comfortable or relieved (especially after being relieved of distress); the act of reducing something unpleasant (as pain or annoyance); a change for the better; someone who takes the place of another (as when things get dangerous or difficult); a pause for relaxation
  • relieve - verb provide physical relief, as from pain; alleviate or remove (pressure or stress) or make less oppressive; take by stealing; free from a burden, evil, or distress; provide relief for; grant exemption or release to; relieve oneself of troubling information;lessen the intensity of or calm; free someone temporarily from his or her obligations; save from ruin, destruction, or harm; grant relief or an exemption from a rule or requirement to
  • relieved - adj. (of pain or sorrow) made easier to bear
  • religion - noun a strong belief in a supernatural power or powers that control human destiny; an institution to express belief in a divine power
  • religious - adj. having or showing belief in and reverence for a deity;concerned with sacred matters or religion or the church; extremely scrupulous and conscientious; noun a member of a religious order who is bound by vows of poverty and chastity and obedience
  • relinquish - verb relinquish to the power of another; yield to the control of another; release, as from one's grip; turn away from; give up; part with a possession or right; do without or cease to hold or adhere to
  • relinquished - adj. given up often unwillingly; that has been withdrawn or retreated from
  • relinquishment - noun the act of giving up and abandoning a struggle or task etc.; a verbal act of renouncing a claim or right or position etc.
  • relish - noun the taste experience when a savoury condiment is taken into the mouth; spicy or savory condiment; vigorous and enthusiastic enjoyment; verb derive or receive pleasure from; get enjoyment from; take pleasure in
  • relive - verb experience again, often in the imagination
  • reluctance - noun a certain degree of unwillingness; (physics) opposition to magnetic flux (analogous to electric resistance)
  • reluctant - adj. not eager; unwilling to become involved;unwillingness to do something contrary to your custom
  • reluctantly - adv. with reluctance
  • rely - verb have confidence or faith in
  • remain - verb be left; of persons, questions, problems, results, evidence, etc.; "There remains the question of who pulled the trigger"; stay the same; remain in a certain state; continue in a place, position, or situation; stay behind
  • remainder - noun the number that remains after subtraction; the number that when added to the subtrahend gives the minuend; the part of the dividend that is left over when the dividend is not evenly divisible by the divisor; something left after other parts have been taken away; a piece of cloth that is left over after the rest has been used or sold; verb sell cheaply as remainders
  • remaining - adj. not used up
  • remains - noun any object that is left unused or still extant; the dead body of a human being
  • remark - noun explicit notice; a statement that expresses a personal opinion or belief; verb make mention of; make or write a comment on
  • remarkable - adj. unusual or striking; worthy of notice
  • remarkably - adv. to a remarkable degree or extent; in a signal manner
  • remedial - adj. tending or intended to rectify or improve; tending to cure or restore to health
  • remedy - noun a medicine or therapy that cures disease or relieve pain; act of correcting an error or a fault or an evil; verb provide relief for; set straight or right
  • remember - verb recall knowledge from memory; have a recollection; keep in mind for attention or consideration; recapture the past; indulge in memories; exercise, or have the power of, memory; mention favourably, as in prayer; show appreciation to; call to remembrance; keep alive the memory of someone or something, as in a ceremony; mention as by way of greeting or to indicate friendship
  • remembering - noun the cognitive processes whereby past experience is remembered
  • remembrance - noun the ability to recall past occurrences; a recognition of meritorious service
  • reminiscent - adj. serving to bring to mind
  • remonstrance - noun the act of expressing earnest opposition or protest
  • remote - adj. far apart in nature; inaccessible and sparsely populated; apart in space; separate or apart in time; very unlikely;noun a device that can be used to control a machine or apparatus from a distance
  • removal - noun dismissal from office; the act of removing
  • remove - noun degree of figurative distance or separation; verbremove something concrete, as by lifting, pushing, or taking off, or remove something abstract; get rid of something abstract; shift the position or location of, as for business, legal, educational, or military purposes; remove from a position or an office; go away or leave;dispose of; cause to leave; kill intentionally and with premeditation
  • removed - adj. separated in relationship by a given degree of descent; separate or apart in time; taken out of or separated from
  • remus - noun (Roman mythology) the twin brother of Romulus
  • renaissance - noun the period of European history at the close of the Middle Ages and the rise of the modern world; a cultural rebirth from the 14th through the middle of the 17th centuries; the revival of learning and culture
  • renal - adj. of or relating to the kidneys
  • render - noun a substance similar to stucco but exclusively applied to masonry walls; verb cause to become; pass down; coat with plastic or cement; give or supply; give back; make over as a return;melt (fat or lard) in order to separate out impurities; restate (words) from one language into another language; bestow; show in, or as in, a picture; give an interpretation or rendition of; to surrender someone or something to another; provide or furnish with
  • rendering - noun giving in acknowledgment of obligation;perspective drawing of an architect's design; a coat of stucco applied to a masonry wall; the act of interpreting something as expressed in an artistic performance; an explanation of something that is not immediately obvious; a written communication in a second language having the same meaning as the written communication in a first language; a performance of a musical composition or a dramatic role etc.
  • rending - adj. resembling a sound of violent tearing as of something ripped apart or lightning splitting a tree
  • rendition - noun the act of interpreting something as expressed in an artistic performance; a performance of a musical composition or a dramatic role etc.; an explanation of something that is not immediately obvious
  • renewable - adj. capable of being renewed; replaceable; that can be renewed or extended
  • renewal - noun the act of renewing; the conversion of wasteland into land suitable for use of habitation or cultivation; filling again by supplying what has been used up
  • renewed - adj. restored to a new condition
  • renewing - adj. tending to impart new life and vigor to
  • renounce - verb cast off or disown; turn away from; give up; leave (a job, post, or position) voluntarily; give up, such as power, as of monarchs and emperors, or duties and obligations
  • renowned - adj. widely known and esteemed
  • rent - noun the act of rending or ripping or splitting something; a regular payment by a tenant to a landlord for use of some property;an opening made forcibly as by pulling apart; the return derived from cultivated land in excess of that derived from the poorest land cultivated under similar conditions; verb let for money; hold under a lease or rental agreement; of goods and services; engage for service under a term of contract; grant use or occupation of under a term of contract
  • rental - adj. of or relating to rent; available to rent or lease; noun the act of paying for the use of something (as an apartment or house or car); property that is leased or rented out or let
  • repair - noun the act of putting something in working order again; a formal way of referring to the condition of something; a frequently visited place; verb restore by replacing a part or putting together what is torn or broken; move, travel, or proceed toward some place;give new life or energy to; set straight or right; make amends for; pay compensation for
  • reparation - noun something done or paid in expiation of a wrong;(usually plural) compensation exacted from a defeated nation by the victors; compensation (given or received) for an insult or injury; the act of putting something in working order again
  • repay - verb answer back; pay back; make repayment for or return something; act or give recompense in recognition of someone's behavior or actions
  • repayment - noun payment of a debt or obligation; the act of returning money received previously
  • repeal - noun the act of abrogating; an official or legal cancellation;verb annul by recalling or rescinding
  • repeat - noun an event that repeats; verb to say again or imitate; to say, state, or perform again; do over; happen or occur again; repeat an earlier theme of a composition; make or do or perform again
  • repeated - adj. recurring again and again
  • repeatedly - adv. several time
  • repeating - noun the act of doing or performing again
  • repel - verb force or drive back; cause to move back by force or influence; be repellent to; cause aversion in; reject outright and bluntly; fill with distaste
  • repellent - adj. incapable of absorbing or mixing with; highly offensive; arousing aversion or disgust; serving or tending to repel;noun the power to repel; a chemical substance that repels animals;a compound with which fabrics are treated to repel water
  • repellently - adv. in a repellent manner
  • repelling - adj. highly offensive; arousing aversion or disgust
  • repetition - noun the act of doing or performing again; the repeated use of the same word or word pattern as a rhetorical device; an event that repeats
  • repetitive - adj. characterized by repetition; persistently continual
  • rephrasing - noun changing a particular word or phrase
  • replace - verb substitute a person or thing for (another that is broken or inefficient or lost or no longer working or yielding what is expected); put something back where it belongs; put in the place of another; switch seemingly equivalent items; take the place or move into the position of
  • replaceable - adj. capable of being replaced
  • replacement - noun the act of furnishing an equivalent person or thing in the place of another; a person or thing that takes or can take the place of another; an event in which one thing is substituted for another; a person who follows next in order; someone who takes the place of another person; filling again by supplying what has been used up
  • replacing - noun the act of furnishing an equivalent person or thing in the place of another
  • replay - noun (television) showing again some action (especially sports action) that has been recorded on video tape; something (especially a game) that is played again; verb play again; repeat a game against the same opponent; play (a melody) again; reproduce (a recording) on a recorder
  • replenish - verb fill something that had previously been emptied
  • replica - noun copy that is not the original; something that has been copied
  • replicate - verb reproduce or make an exact copy of; make or do or perform again; bend or turn backward
  • replication - noun the repetition of an experiment in order to test the validity of its conclusion; (law) a pleading made by a plaintiff in reply to the defendant's plea or answer; (genetics) the process whereby DNA makes a copy of itself before cell division; the act of making copies; copy that is not the original; something that has been copied; the persistence of a sound after its source has stopped; a quick reply to a question or remark (especially a witty or critical one)
  • reply - noun the speech act of continuing a conversational exchange; a statement (either spoken or written) that is made in reply to a question or request or criticism or accusation; verb reply or respond to
  • report - noun a short account of the news; the act of informing by verbal report; a written document describing the findings of some individual or group; a sharp explosive sound (especially the sound of a gun firing); the general estimation that the public has for a person;an essay (especially one written as an assignment); a written evaluation of a student's scholarship and deportment; verb to give an account or representation of in words; make known to the authorities; complain about; make a charge against; announce one's presence; announce as the result of an investigation, or announce something to the proper authorities; be responsible for reporting the details of, as in journalism
  • reported - adj. made known or told about; especially presented in a formal account
  • reporter - noun a person who investigates and reports or edits news stories
  • reporting - noun the news as presented by reporters for newspapers or radio or television
  • repose - noun a disposition free from stress or emotion; freedom from activity (work or strain or responsibility); the absence of mental stress or anxiety; verb put or confide something in a person or thing;to put something (eg trust) in something; lie when dead; put in a horizontal position; lean in a comfortable resting position; be inherent or innate in
  • reposition - noun depositing in a warehouse; verb place into another position; change place or direction
  • repository - noun a burial vault (usually for some famous person); a person to whom a secret is entrusted; a facility where things can be deposited for storage or safekeeping
  • reprehensible - adj. bringing or deserving severe rebuke or censure
  • represent - verb point out or draw attention to in protest or remonstrance; describe or present, usually with respect to a particular quality; serve as a means of expressing something; create an image or likeness of; be a delegate or spokesperson for; represent somebody's interest or be a proxy or substitute for, as of politicians and office holders representing their constituents, or of a tenant representing other tenants in a housing dispute; be representative or typical for; take the place of or be parallel or equivalent to; to establish a mapping (of mathematical elements or sets); bring forward and present to the mind; express indirectly by an image, form, or model; be a symbol; perform (a play), especially on a stage; play a role or part; be the defense counsel for someone in a trial; form or compose; be characteristic of
  • representation - noun an activity that stands as an equivalent of something or results in an equivalent; the act of representing; standing in for someone or some group and speaking with authority in their behalf; a creation that is a visual or tangible rendering of someone or something; the right of being represented by delegates who have a voice in some legislative body; a presentation to the mind in the form of an idea or image; a statement of facts and reasons made in appealing or protesting; a factual statement made by one party in order to induce another party to enter into a contract;a body of legislators that serve in behalf of some constituency; the state of serving as an official and authorized delegate or agent; a performance of play
  • representative - adj. being or characteristic of government by representation in which citizens exercise power through elected officers and representatives; standing for something else; serving to represent or typify; noun a person who represents others; an item of information that is representative of a type; a member of the United States House of Representatives; an advocate who represents someone else's policy or purpose
  • represented - adj. represented accurately or precisely
  • repressed - adj. characterized by or showing the suppression of impulses or emotions
  • repressor - noun an agent that represses
  • reproduce - verb have offspring or young; make a copy or equivalent of; recreate an idea, mood, atmosphere, etc. as by artistic means; repeat after memorization
  • reproducible - adj. capable of being reproduced
  • reproduction - noun the sexual activity of conceiving and bearing offspring; the act of making copies; recall that is hypothesized to work by storing the original stimulus input and reproducing it during recall; the process of generating offspring; copy that is not the original; something that has been copied
  • reproductive - adj. producing new life or offspring
  • reproof - noun an act or expression of criticism and censure; verbcensure severely or angrily
  • reptile - noun any cold-blooded vertebrate of the class Reptilia including tortoises turtles snakes lizards alligators crocodiles and extinct forms
  • reptilia - noun class of cold-blooded air-breathing vertebrates with completely ossified skeleton and a body usually covered with scales or horny plates; once the dominant land animals
  • reptilian - adj. of or relating to the class Reptilia; noun any cold-blooded vertebrate of the class Reptilia including tortoises turtles snakes lizards alligators crocodiles and extinct forms
  • republic - noun a form of government whose head of state is not a monarch; a political system in which the supreme power lies in a body of citizens who can elect people to represent them
  • republican - adj. having the supreme power lying in the body of citizens entitled to vote for officers and representatives responsible to them or characteristic of such government; relating to or belonging to the Republican Party; noun a tributary of the Kansas River that flows from eastern Colorado eastward through Nebraska and Kansas; an advocate of a republic (usually in opposition to a monarchy); a member of the Republican Party
  • repudiated - adj. any connection is denied
  • repugnance - noun intense aversion; the relation between propositions that cannot both be true at the same time
  • repulsion - noun the act of repulsing or repelling an attack; a successful defensive stand; the force by which bodies repel one another; intense aversion
  • reputation - noun the general estimation that the public has for a person; notoriety for some particular characteristic; the state of being held in high esteem and honor
  • repute - noun the state of being held in high esteem and honor; verblook on as or consider
  • request - noun a formal message requesting something that is submitted to an authority; the verbal act of requesting; verb express the need or desire for; ask for; ask (a person) to do something;inquire for (information)
  • require - verb make someone do something; consider obligatory; request and expect; have need of; require as useful, just, or proper
  • required - adj. required by rule; necessary for relief or supply
  • requirement - noun required activity; something that is required in advance; anything indispensable
  • requisite - adj. necessary for relief or supply; noun anything indispensable
  • rescue - noun recovery or preservation from loss or danger; verbtake forcibly from legal custody; free from harm or evil
  • rescued - adj. delivered from danger
  • research - noun systematic investigation to establish facts; a search for knowledge; verb inquire into; attempt to find out in a systematically and scientific manner
  • researcher - noun a scientist who devotes himself to doing research
  • resemblance - noun similarity in appearance or external or superficial details
  • resemble - verb appear like; be similar or bear a likeness to
  • resentful - adj. full of or marked by resentment or indignant ill will
  • resentment - noun a feeling of deep and bitter anger and ill-will
  • reservation - noun the act of keeping back or setting aside for some future occasion; something reserved in advance (as a hotel accommodation or a seat on a plane etc.); a statement that limits or restricts some claim; the written record or promise of an arrangement by which accommodations are secured in advance; a district that is reserved for particular purpose; the act of reserving (a place or passage) or engaging the services of (a person or group);an unstated doubt that prevents you from accepting something wholeheartedly
  • reserve - noun the trait of being uncommunicative; not volunteering anything more than necessary; something kept back or saved for future use or a special purpose; (medicine) potential capacity to respond in order to maintain vital functions; formality and propriety of manner; armed forces that are not on active duty but can be called in an emergency; a district that is reserved for particular purpose; an athlete who plays only when a starter on the team is replaced; verbobtain or arrange (for oneself) in advance; hold back or set aside, especially for future use or contingency; arrange for and reserve (something for someone else) in advance; give or assign a resource to a particular person or cause
  • reserved - adj. cool and formal in manner; marked by self-restraint and reticence; set aside for the use of a particular person or party
  • reserves - noun civilians trained as soldiers but not part of the regular army
  • reservoir - noun tank used for collecting and storing a liquid (as water or oil); lake used to store water for community use; anything (a person or animal or plant or substance) in which an infectious agent normally lives and multiplies; a large or extra supply of something
  • reset - noun device for resetting instruments or controls; verb set to zero; set anew; adjust again after an initial failure
  • reside - verb make one's home in a particular place or community;live (in a certain place); be inherent or innate in
  • residence - noun the official house or establishment of an important person (as a sovereign or president); any address at which you dwell more than temporarily; the act of dwelling in a place; a large and imposing house
  • residency - noun the position of physician who is receiving special training in a hospital (usually after completing an internship); the act of dwelling in a place
  • resident - adj. living in a particular place; used of animals that do not migrate; noun someone who lives at a particular place for a prolonged period or who was born there; a physician (especially an intern) who lives in a hospital and cares for hospitalized patients under the supervision of the medical staff of the hospital
  • residential - adj. used or designed for residence or limited to residences; of or relating to or connected with residence
  • residual - adj. relating to or indicating a remainder; noun (often plural) a payment that is made to a performer or writer or director of a television show or commercial that is paid for every repeat showing; something left after other parts have been taken away
  • residue - noun matter that remains after something has been removed; something left after other parts have been taken away
  • resignation - noun a formal document giving notice of your intention to resign; the act of giving up (a claim or office or possession etc.);acceptance of despair
  • resilience - noun the physical property of a material that can return to its original shape or position after deformation that does not exceed its elastic limit; an occurrence of rebounding or springing back
  • resiliency - noun the physical property of a material that can return to its original shape or position after deformation that does not exceed its elastic limit; an occurrence of rebounding or springing back
  • resilient - adj. recovering readily from adversity, depression, or the like; elastic; rebounds readily
  • resin - noun any of a class of solid or semisolid viscous substances obtained either as exudations from certain plants or prepared by polymerization of simple molecules
  • resinlike - adj. resembling resin in properties or texture
  • resinous - adj. having the characteristics of pitch or tar
  • resist - verb withstand the force of something; stand up or offer resistance to somebody or something; refuse to comply; resist immunologically the introduction of some foreign tissue or organ;express opposition through action or words; elude, especially in a baffling way
  • resistance - noun the action of opposing something that you disapprove or disagree with; the military action of resisting the enemy's advance; group action in opposition to those in power;(psychiatry) an unwillingness to bring repressed feelings into conscious awareness; the degree of unresponsiveness of a disease-causing microorganism to antibiotics or other drugs (as in penicillin-resistant bacteria); any mechanical force that tends to retard or oppose motion; an electrical device that resists the flow of electrical current; a secret group organized to overthrow a government or occupation force; a material's opposition to the flow of electric current; measured in ohms; (medicine) the condition in which an organism can resist disease
  • resistant - adj. impervious to being affected; incapable of absorbing or mixing with; disposed to or engaged in defiance of established authority; relating to or conferring immunity (to disease or infection);able to tolerate environmental conditions or physiological stress
  • resistor - noun an electrical device that resists the flow of electrical current
  • resolute - adj. firm in purpose or belief; characterized by firmness and determination; characterized by quickness and firmness
  • resolutely - adv. showing firm determination or purpose; with firmness
  • resoluteness - noun the trait of being resolute
  • resolution - noun finding a solution to a problem; a decision to do something or to behave in a certain manner; analysis into clear-cut components; a formal expression by a meeting; agreed to by a vote;(music) a dissonant chord is followed by a consonant chord; the subsidence of swelling or other signs of inflammation (especially in a lung); (computer science) the number of pixels per square inch on a computer-generated display; the greater the resolution, the better the picture; the trait of being resolute; something settled or resolved; the outcome of decision making; a statement that solves a problem or explains how to solve the problem; the ability of a microscope or telescope to measure the angular separation of images that are close together
  • resolve - noun the trait of being resolute; a formal expression by a meeting; agreed to by a vote; verb find the solution; make clearly visible; cause to go into a solution; understand the meaning of; bring to an end; settle conclusively; reach a decision; reach a conclusion after a discussion or deliberation
  • resolved - adj. determined; explained or answered
  • resolving - noun analysis into clear-cut components
  • resonance - noun the quality imparted to voiced speech sounds by the action of the resonating chambers of the throat and mouth and nasal cavities; a vibration of large amplitude produced by a relatively small vibration near the same frequency of vibration as the natural frequency of the resonating system; an excited state of a stable particle causing a sharp maximum in the probability of absorption of electromagnetic radiation; having the character of a loud deep sound; the quality of being resonant; a relationship of mutual understanding or trust and agreement between people
  • resonant - adj. inducing resonance; characterized by reverberation
  • resonating - adj. characterized by reverberation
  • resorption - noun the organic process in which the substance of some differentiated structure that has been produced by the body undergoes lysis and assimilation
  • resort - noun a hotel located in a resort area; act of turning to for assistance; something or someone turned to for assistance or security; a frequently visited place; verb move, travel, or proceed toward some place; have recourse to
  • resource - noun a source of aid or support that may be drawn upon when needed; the ability to deal resourcefully with unusual problems; available source of wealth; a new or reserve supply that can be drawn upon when needed
  • resourceful - adj. having inner resources; adroit or imaginative
  • resourcefully - adv. in a resourceful manner
  • respect - noun (usually preceded by `in') a detail or point; an attitude of admiration or esteem; behavior intended to please your parents; a courteous expression (by word or deed) of esteem or regard; courteous regard for people's feelings; a feeling of friendship and esteem; the condition of being honored (esteemed or respected or well regarded); verb regard highly; think much of; show respect towards
  • respected - adj. receiving deferential regard; having or worthy of pride
  • respectful - adj. full of or exhibiting respect; feeling or manifesting veneration
  • respective - adj. considered individually
  • respectively - adv. in the order given
  • respects - noun (often used with `pay') a formal expression of esteem
  • respiration - noun the metabolic processes whereby certain organisms obtain energy from organic molecules; processes that take place in the cells and tissues during which energy is released and carbon dioxide is produced and absorbed by the blood to be transported to the lungs; a single complete act of breathing in and out; the bodily process of inhalation and exhalation; the process of taking in oxygen from inhaled air and releasing carbon dioxide by exhalation
  • respiratory - adj. pertaining to respiration
  • respire - verb undergo the biomedical and metabolic processes of respiration by taking up oxygen and producing carbon monoxide;breathe easily again, as after exertion or anxiety; draw air into, and expel out of, the lungs
  • respite - noun a pause from doing something (as work); a pause for relaxation; the act of reprieving; postponing or remitting punishment;an interruption in the intensity or amount of something; a (temporary) relief from harm or discomfort; verb postpone the punishment of a convicted criminal, such as an execution
  • respond - verb respond favorably or as hoped; show a response or a reaction to something; reply or respond to
  • response - noun a phrase recited or sung by the congregation following a versicle by the priest or minister; a result; a bodily process occurring due to the effect of some foregoing stimulus or agent; the manner in which something is greeted; a statement (either spoken or written) that is made in reply to a question or request or criticism or accusation; the speech act of continuing a conversational exchange
  • responsibility - noun a form of trustworthiness; the trait of being answerable to someone for something or being responsible for one's conduct; the social force that binds you to the courses of action demanded by that force; the proper sphere or extent of your activities
  • responsible - adj. being the agent or cause; worthy of or requiring responsibility or trust; or held accountable; having an acceptable credit rating
  • responsive - adj. readily reacting to people or events or stimuli; showing emotion; readily reacting to suggestions, influences, appeals or efforts; readily reacting to suggestions and influences;containing or using responses or antiphons recited or sung in alternation
  • responsiveness - noun the quality of being responsive; reacting quickly; as a quality of people, it involves responding with emotion to people and events; responsive to stimulation
  • rest - noun freedom from activity (work or strain or responsibility); a support on which things can be put; a musical notation indicating a silence of a specified duration; euphemisms for death (based on an analogy between lying in a bed and in a tomb); a state of inaction;something left after other parts have been taken away; a pause for relaxation; verb be at rest; take a short break from one's activities in order to relax; give a rest to; not move; be in a resting position; put something in a resting position, as for support or steadying; be inactive, refrain from acting; be inherent or innate in; stay the same; remain in a certain state; rest on or as if on a pillow; sit, as on a branch; have a place in relation to something else
  • restart - verb start an engine again, for example; take up or begin anew
  • restate - verb to say, state, or perform again
  • restaurant - noun a building where people go to eat
  • rested - adj. not tired; refreshed as by sleeping or relaxing
  • restful - adj. affording or marked by rest or repose
  • restfulness - noun the attribute of being restful
  • restless - adj. worried and uneasy; ceaselessly in motion; unable to relax or be still; not affording rest
  • restoration - noun the act of restoring something or someone to a satisfactory state; the re-establishment of the British monarchy in 1660; a model that represents the landscape of a former geological age or that represents and extinct animal etc.; some artifact that has been restored or reconstructed; the reign of Charles II in England; 1660-1685; getting something back again; the state of being restored to its former good condition
  • restore - verb give or bring back; bring back into original existence, use, function, or position; return to its original or usable and functioning condition; return to life; get or give new life or energy;restore by replacing a part or putting together what is torn or broken
  • restrain - verb hold back; to close within bounds, limit or hold back from movement; keep under control; keep in check; place limits on (extent or access); to compel or deter by or as if by threats
  • restrained - adj. under restraint; prudent; cool and formal in manner; free from ostentation or pretension; not showy or obtrusive;marked by avoidance of extravagance or extremes
  • restraint - noun the of act controlling by restraining someone or something; a device that retards something's motion; discipline in personal and social activities; a rule or condition that limits freedom;lack of ornamentation; the state of being physically constrained
  • restrict - verb place limits on (extent or access); place restrictions on; place under restrictions; limit access to; make more specific
  • restricted - adj. the lowest level of official classification for documents; restricted in meaning; (as e.g. `man' in `a tall man');subject to restriction or subjected to restriction; curbed or regulated
  • restricting - adj. restricting the scope or freedom of action
  • restriction - noun the act of keeping something within specified bounds (by force if necessary); a principle that limits the extent of something; an act of limiting or restricting (as by regulation)
  • result - noun something that results; the semantic role of the noun phrase whose referent exists only by virtue of the activity denoted by the verb in the clause; a statement that solves a problem or explains how to solve the problem; a phenomenon that follows and is caused by some previous phenomenon; verb issue or terminate (in a specified way, state, etc.); end; have as a result or residue
  • resulting - adj. following as an effect or result
  • resume - noun a summary of your academic and work history; short descriptive summary (of events); verb take up or begin anew; return to a previous location or condition; assume anew; give a summary (of)
  • resurrection - noun a revival from inactivity and disuse; (New Testament) the rising of Christ on the third day after the Crucifixion
  • retail - adj. selling or related to selling direct to the consumer; adv.at a retail price; noun the selling of goods to consumers; usually in small quantities and not for resale; verb sell on the retail market; be sold at the retail level
  • retailing - noun the activities involved in selling commodities directly to consumers
  • retain - verb keep in one's mind; secure and keep for possible future use or application; allow to remain in a place or position; hold within
  • retained - adj. continued in your keeping or use or memory
  • retaliation - noun action taken in return for an injury or offense
  • retard - noun a person of subnormal intelligence; verb cause to move more slowly or operate at a slower rate; be delayed; lose velocity; move more slowly; slow the growth or development of
  • retarded - adj. relatively slow in mental or emotional or physical development; noun people collectively who are mentally retarded
  • retention - noun the act of retaining something; the power of retaining liquid; the power of retaining and recalling past experience
  • retentiveness - noun the power of retaining liquid; the property of retaining possessions that have been acquired; the power of retaining and recalling past experience
  • reticence - noun the trait of being uncommunicative; not volunteering anything more than necessary
  • reticulum - noun the second compartment of the stomach of a ruminant; any fine network (especially one in the body composed of cells or blood vessels); a small constellation in the southern hemisphere near Dorado and Hydrus
  • retina - noun the light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve
  • retinal - adj. in or relating to the retina of the eye; noun either of two yellow to red retinal pigments formed from rhodopsin by the action of light
  • retinoblastoma - noun malignant ocular tumor of retinal cells; usually occurs before the third year of life; composed of primitive small round retinal cells
  • retinue - noun the group following and attending to some important person
  • retire - verb cause to retire; lose interest; dispose of; as of old clothes; go into retirement; stop performing one's work or withdraw from one's position; withdraw from active participation; make (someone) retire; withdraw from circulation or from the market, as of bills, shares, and bonds; prepare for sleep; cause to be out on a fielding play; move back and away from; pull back or move away or backward; break from a meeting or gathering
  • retiring - adj. not arrogant or presuming; moving toward a position farther from the front; reluctant to draw attention to yourself; of a person who has held and relinquished a position or office
  • retractable - adj. capable of being retracted
  • retracted - adj. drawn back and in
  • retreat - noun (military) withdrawal of troops to a more favorable position to escape the enemy's superior forces or after a defeat;(military) a bugle call signaling the lowering of the flag at sunset;(military) a signal to begin a withdrawal from a dangerous position; a place of privacy; a place affording peace and quiet; withdrawal for prayer and study and meditation; an area where you can be alone;verb make a retreat from an earlier commitment or activity; move away, as for privacy; pull back or move away or backward; move back
  • retrench - verb make a reduction, as in one's workforce; tighten one's belt; use resources carefully
  • retribution - noun the act of correcting for your wrongdoing; a justly deserved penalty; the act of taking revenge (harming someone in retaliation for something harmful that they have done) especially in the next life
  • retrieve - verb run after, pick up, and bring to the master; recall knowledge from memory; have a recollection; get or find back; recover the use of
  • retrovir - noun an antiviral drug (trade name Retrovir) used in the treatment of AIDS; adverse side effects include liver damage and suppression of the bone marrow
  • retrovirus - noun any of a group of viruses that contain two single-strand linear RNA molecules per virion and reverse transcriptase (RNA to DNA)
  • return - noun a coming to or returning home; the act of going back to a prior location; (American football) the act of running back the ball after a kickoff or punt or interception or fumble; a tennis stroke that sends the ball back to the other player; a reciprocal group action; the occurrence of a change in direction back in the opposite direction; the income or profit arising from such transactions as the sale of land or other property; the act of someone appearing again;getting something back again; the key on electric typewriters or computer keyboards that causes a carriage return and a line feed;document giving the tax collector information about the taxpayer's tax liability; a quick reply to a question or remark (especially a witty or critical one); happening again (especially at regular intervals);verb submit (a report, etc.) to someone in authority; make a return;come back to place where one has been before, or return to a previous activity; return to a previous position; in mathematics; bring back to the point of departure; return in kind; go back to a previous state; be restored; answer back; go back to something earlier; pass down; give or supply; be inherited by; pay back; give back; elect again
  • returning - adj. tending to be turned back; tending to return to an earlier state
  • reuse - verb use again after processing
  • reveal - verb make clear and visible; disclose directly or through prophets; make known to the public information that was previously known only to a few people or that was meant to be kept a secret;make visible
  • revealed - adj. no longer concealed; uncovered as by opening a curtain; `discovered' is archaic and primarily a theater term
  • revealing - adj. disclosing unintentionally; showing or making known; noun the speech act of making something evident
  • revelation - noun an enlightening or astonishing disclosure; the last book of the New Testament; contains visionary descriptions of heaven and of conflicts between good and evil and of the end of the world; attributed to Saint John the apostle; communication of knowledge to man by a divine or supernatural agency; the speech act of making something evident
  • revenge - noun action taken in return for an injury or offense; verbtake revenge for a perceived wrong
  • revenue - noun the entire amount of income before any deductions are made; government income due to taxation
  • reverberant - adj. having a tendency to reverberate or be repeatedly reflected
  • reverberation - noun the persistence of a sound after its source has stopped; a remote or indirect consequence of some action
  • reverence - noun a reverent mental attitude; a profound emotion inspired by a deity; verb regard with feelings of respect and reverence; consider hallowed or exalted or be in awe of
  • reverie - noun an abstracted state of absorption; absentminded dreaming while awake
  • reversal - noun a change from one state to the opposite state; a judgment by a higher court that the judgment of a lower court was incorrect and should be set aside; a decision to reverse an earlier decision; turning in an opposite direction or position; a major change in attitude or principle or point of view; the act of reversing the order or place of; turning in the opposite direction; an unfortunate happening that hinders or impedes; something that is thwarting or frustrating
  • reverse - adj. of the transmission gear causing backward movement in a motor vehicle; reversed (turned backward) in order or nature or effect; directed or moving toward the rear; noun (American football) a running play in which a back running in one direction hands the ball to a back running in the opposite direction; the gears by which the motion of a machine can be reversed; the side of a coin or medal that does not bear the principal design; an unfortunate happening that hinders or impedes; something that is thwarting or frustrating; a relation of direct opposition; turning in the opposite direction; verb change to the contrary; turn inside out or upside down; rule against; annul by recalling or rescinding
  • reversed - adj. turned inside out and resewn; turned about in order or relation
  • reversible - adj. capable of assuming or producing either of two states; capable of reversing or being reversed; capable of being reversed or used with either side out; capable of being reversed;noun a garment (especially a coat) that can be worn inside out (with either side of the cloth showing)
  • reversibly - adv. in a reversible manner
  • reversion - noun turning in the opposite direction; a return to a normal phenotype (usually resulting from a second mutation); (law) an interest in an estate that reverts to the grantor (or his heirs) at the end of some period (e.g., the death of the grantee); a failure to maintain a higher state; returning to a former state; a reappearance of an earlier characteristic
  • revert - verb undergo reversion, as in a mutation; go back to a previous state
  • review - noun practice intended to polish performance or refresh the memory; (law) a judicial reexamination of the proceedings of a court (especially by an appellate court); an essay or article that gives a critical evaluation (as of a book or play); a periodical that publishes critical essays on current affairs or literature or art; (accounting) a service (less exhaustive than an audit) that provides some assurance to interested parties as to the reliability of financial data; a subsequent examination of a patient for the purpose of monitoring earlier treatment; a formal or official examination; a new appraisal or evaluation; a summary at the end that repeats the substance of a longer discussion; a variety show with topical sketches and songs and dancing and comedians; verb look at again; examine again;look back upon (a period of time, sequence of events); remember;hold a review (of troops); refresh one's memory; appraise critically
  • revised - adj. improved or brought up to date; altered or revised by rephrasing or by adding or deleting material
  • revising - noun editing that involves writing something again
  • revision - noun the act of revising or altering (involving reconsideration and modification); the act of rewriting something;something that has been written again
  • revitalized - adj. restored to new life and vigor
  • revived - adj. restored to consciousness or life or vigor; given fresh life or vigor or spirit
  • reviving - adj. tending to impart new life and vigor to
  • revolution - noun the overthrow of a government by those who are governed; a drastic and far-reaching change in ways of thinking and behaving; a single complete turn (axial or orbital)
  • revolutionary - adj. markedly new or introducing radical change;advocating or engaged in revolution; relating to or having the nature of a revolution; of or relating to or characteristic or causing an axial or orbital turn; noun a radical supporter of political or social revolution
  • revolve - verb turn on or around an axis or a center; cause to move by turning over or in a circular manner of as if on an axis; move in an orbit
  • revulsion - noun intense aversion
  • reward - noun an act performed to strengthen approved behavior;the offer of money for helping to find a criminal or for returning lost property; payment made in return for a service rendered; benefit resulting from some event or action; a recompense for worthy acts or retribution for wrongdoing; verb act or give recompense in recognition of someone's behavior or actions; strengthen and support with rewards; bestow honor or rewards upon
  • rewarding - adj. providing personal satisfaction
  • rewording - noun changing a particular word or phrase
  • rewrite - noun something that has been written again; verb write differently; alter the writing of; rewrite so as to make fit to suit a new or different purpose
  • rewriting - noun editing that involves writing something again
  • rh - noun any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones; each of these hormones causes the anterior pituitary to secrete a specific hormone; a white hard metallic element that is one of the platinum group and is found in platinum ores; used in alloys with platinum; a blood group antigen possessed by Rh-positive people; if an Rh-negative person receives a blood transfusion from an Rh-positive person it can result in hemolysis and anemia
  • rh-negative - adj. of persons (or their blood) lacking the Rh factor present in their red blood cells
  • rh-positive - adj. of persons (or their blood) having the Rh factor present in their red blood cells
  • rhagoletis - noun a genus of Trypetidae
  • rhamnaceae - noun trees and shrubs usually thorny bearing drupaceous fruit many having medicinal value
  • rhamnus - noun type genus of the Rhamnaceae: buckthorns
  • rhesus - noun of southern Asia; used in medical research
  • rhetoric - noun study of the technique and rules for using language effectively (especially in public speaking); using language effectively to please or persuade; loud and confused and empty talk; high-flown style; excessive use of verbal ornamentation
  • rhetorical - adj. concerned with effect or style of writing and speaking; of or relating to rhetoric
  • rheumatic - adj. of or pertaining to arthritis; noun a person suffering with rheumatism
  • rheumatism - noun any painful disorder of the joints or muscles or connective tissues; a chronic autoimmune disease with inflammation of the joints and marked deformities; something (possibly a virus) triggers an attack on the synovium by the immune system, which releases cytokines that stimulate an inflammatory reaction that can lead to the destruction of all components of the joint
  • rheumatoid - adj. of or pertaining to arthritis
  • rheumatologist - noun a physician specializing in rheumatic diseases
  • rhine - noun a major European river carrying more traffic than any other river in the world; flows into the North Sea; United States parapsychologist (1895-1980)
  • rhinovirus - noun any of a group of picornaviruses that are responsible for many upper respiratory infections
  • rhizobiaceae - noun a small family of rod-shaped bacteria
  • rhizobium - noun the type genus of Rhizobiaceae; usually occur in the root nodules of legumes; can fix atmospheric oxygen
  • rhizoid - noun any of various slender filaments that function as roots in mosses and ferns and fungi etc
  • rhizomatous - adj. producing or possessing or resembling rhizomes
  • rhizome - noun a horizontal plant stem with shoots above and roots below serving as a reproductive structure
  • rhizopus - noun any of various rot causing fungi of the genus Rhizopus
  • rhodesia - noun a landlocked republic in south central Africa formerly called Rhodesia; achieved independence from the United Kingdom in 1980
  • rhodesian - adj. of or relating to the former country of Rhodesia (now Zimbabwe)
  • rhynchocephalia - noun tuataras; extinct forms from middle Triassic
  • rhyolite - noun very acid volcanic rock
  • rhythm - noun recurring at regular intervals; the arrangement of spoken words alternating stressed and unstressed elements; the basic rhythmic unit in a piece of music; natural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle); an interval during which a recurring sequence of events occurs
  • rhythm and blues - noun a combination of blues and jazz that was developed in the United States by Black musicians; an important precursor of rock 'n' roll
  • rhythmic - adj. recurring with measured regularity
  • rhythmical - adj. recurring with measured regularity
  • rhythmically - adv. in a rhythmic manner
  • rib - noun support resembling the rib of an animal; a projecting molding on the underside of a vault or ceiling; may be ornamental or structural; a riblike supporting or strengthening part of an animal or plant; any of the 12 pairs of curved arches of bone extending from the spine to or toward the sternum in humans (and similar bones in most vertebrates); a teasing remark; cut of meat including one or more ribs; verb form vertical ribs by knitting; subject to laughter or ridicule
  • ribavirin - noun an inhaled antiviral agent (trade name Virazole) that may be used to treat serious virus infections
  • ribbed - adj. furnished or strengthened with ribs; (of the surface) having a rough, riblike texture
  • ribbon - noun notion consisting of a narrow strip of fine material used for trimming; a long strip of inked material for making characters on paper with a typewriter; any long object resembling a thin line; an award for winning a championship or commemorating some other event
  • ribbonlike - adj. long and thin; resembling a ribbon
  • riblike - adj. resembling a rib
  • ribose - noun a pentose sugar important as a component of ribonucleic acid
  • ribosome - noun an organelle in the cytoplasm of a living cell; they attach to mRNA and move down it one codon at a time and then stop until tRNA brings the required amino acid; when it reaches a stop codon it falls apart and releases the completed protein molecule for use by the cell
  • rice - noun grains used as food either unpolished or more often polished; United States playwright (1892-1967); English lyricist who frequently worked with Andrew Lloyd Webber (born in 1944); annual or perennial rhizomatous marsh grasses; seed used for food; straw used for paper; verb sieve so that it becomes the consistency of rice
  • rich - adj. pleasantly full and mellow; very productive; possessing material wealth; having an abundant supply of desirable qualities or substances (especially natural resources); suggestive of or characterized by great expense; high in mineral content; having a high proportion of fuel to air; of great worth or quality; containing plenty of fat, or eggs, or sugar; affording an abundant supply;strong; intense; marked by great fruitfulness; marked by richness and fullness of flavor; noun people who have possessions and wealth (considered as a group)
  • richmond - noun capital of the state of Virginia located in the east central part of the state; was capital of the Confederacy during the American Civil War
  • richness - noun a strong deep vividness of hue; the property of producing abundantly and sustaining vigorous and luxuriant growth;the quality of having high intrinsic value; splendid or imposing in size or appearance; the property of a sensation that is rich and pleasing;the property of being extremely abundant; abundant wealth
  • rick - noun a stack of hay; a painful muscle spasm especially in the neck or back (`rick' and `wrick' are British); verb pile in ricks; twist suddenly so as to sprain
  • rickets - noun childhood disease caused by deficiency of vitamin D and sunlight associated with impaired metabolism of calcium and phosphorus
  • rico - noun law intended to eradicate organized crime by establishing strong sanctions and forfeiture provisions
  • rid - verb relieve from
  • ride - noun a mechanical device that you ride for amusement or excitement; a journey in a vehicle (usually an automobile); verbcopulate with; keep partially engaged by slightly depressing a pedal with the foot; move like a floating object; ride over, along, or through;be carried or travel on or in a vehicle; sit and travel on the back of animal, usually while controlling its motions; climb up on the body;sit on and control a vehicle; continue undisturbed and without interference; lie moored or anchored; be sustained or supported or borne; harass with persistent criticism or carping; be contingent on;have certain properties when driven
  • ridge - noun a beam laid along the edge where two sloping sides of a roof meet at the top; provides an attachment for the upper ends of rafters; any long raised border or margin of a bone or tooth or membrane; a long narrow natural elevation or striation; a long narrow range of hills; a long narrow natural elevation on the floor of the ocean; any long raised strip; verb form into a ridge; spade into alternate ridges and troughs; throw soil toward (a crop row) from both sides; plough alternate strips by throwing the furrow onto an unploughed strip; extend in ridges
  • ridged - adj. having a ridge or shaped like a ridge or the keel of a ship
  • ridicule - noun language or behavior intended to mock or humiliate;the act of deriding or treating with contempt; verb subject to laughter or ridicule
  • riding - adj. traveling by wheeled vehicle such as bicycle or automobile e.g.; noun to be carried on horseback as a means of transportation; the sport of siting on the back of a horse while controlling its movements
  • rifle - noun a shoulder firearm with a long barrel and a rifled bore;verb go through in search of something; search through someone's belongings in an unauthorized way; steal goods; take as spoils
  • right - adj. correct in opinion or judgment; (of the side of cloth or clothing) facing or intended to face outward; having the axis perpendicular to the base; intended for the right hand; of or belonging to the political or intellectual right; being or located on or directed toward the side of the body to the east when facing north; in conformance with justice or law or morality; in or into a satisfactory condition; appropriate for a condition or purpose or occasion or a person's character, needs; free from error; especially conforming to fact or truth; most suitable or right for a particular purpose; socially right or correct; in accord with accepted standards of usage or procedure; adv. exactly; immediately; an interjection expressing agreement; precisely, exactly; completely; toward or on the right; also used figuratively; (Southern regional intensive) very; in the right manner; in a correct manner; in accordance with moral or social standards; noun a turn toward the side of the body that is on the south when the person is facing east; anything in accord with principles of justice; an abstract idea of that which is due to a person or governmental body by law or tradition or nature; the hand that is on the right side of the body; those who support political or social or economic conservatism; those who believe that things are better left unchanged; location near or direction toward the right side; i.e. the side to the south when a person or object faces east; (frequently plural) the interest possessed by law or custom in some intangible thing; the piece of ground in the outfield on the catcher's right; verbregain an upright or proper position; put in or restore to an upright position; make reparations or amends for; make right or correct
  • right-eyed - adj. having only the right eye
  • right-handed - adj. using or intended for the right hand; rotating to the right
  • rightful - adj. legally valid; having a legally established claim
  • rightfully - adv. by right
  • rightly - adv. with honesty
  • rightness - noun according with conscience or morality; conformity with some esthetic standard of correctness or propriety; conformity to fact or truth; appropriate conduct; doing the right thing
  • rigid - adj. incapable of or resistant to bending; designating an airship or dirigible having a form maintained by a stiff unyielding frame or structure; incapable of compromise or flexibility; incapable of adapting or changing to meet circumstances; fixed and unmoving
  • rigidity - noun the physical property of being stiff and resisting bending; the quality of being rigid and rigorously severe
  • rigidly - adv. in a rigid manner
  • rigorous - adj. demanding strict attention to rules and procedures;rigidly accurate; allowing no deviation from a standard
  • rigorously - adv. in a rigorous manner
  • rim - noun the outer part of a wheel to which the tire is attached;(basketball) the hoop from which the net is suspended; the shape of a raised edge of a more or less circular object; the top edge of a vessel or other container; a projection used for strength or for attaching to another object; verb roll around the rim of; furnish with a rim; run around the rim of
  • rind - noun the natural outer covering of food (usually removed before eating); the tissue forming the hard outer layer (of e.g. a fruit)
  • ring - noun jewelry consisting of a circlet of precious metal (often set with jewels) worn on the finger; a square platform marked off by ropes in which contestants box or wrestle; a characteristic sound;the sound of a bell ringing; a toroidal shape; a strip of material attached to the leg of a bird to identify it (as in studies of bird migration); a rigid circular band of metal or wood or other material used for holding or fastening or hanging or pulling; an association of criminals; (chemistry) a chain of atoms in a molecule that forms a closed loop; verb attach a ring to the foot of, in order to identify;sound loudly and sonorously; make (bells) ring, often for the purposes of musical edification; get or try to get into communication (with someone) by telephone; ring or echo with sound; be around
  • ring-shaped - adj. shaped like a ring
  • ringed - adj. wearing a wedding ring; lawfully married; having colored rings around the body; adorned or crowned with a circlet; sometimes used as combining forms; shaped like a ring
  • ringing - adj. having a tendency to reverberate or be repeatedly reflected; noun the giving of a ring as a token of engagement;having the character of a loud deep sound; the quality of being resonant; the sound of a bell ringing
  • ringlike - adj. having the shape of a ring
  • rings - noun gymnastic apparatus consisting of a pair of heavy metal circles (usually covered with leather) suspended by ropes; used for gymnastic exercises
  • ringworm - noun infections of the skin or nails caused by fungi and appearing as itching circular patches
  • rink - noun building that contains a surface for ice skating or roller skating
  • rinse - noun washing lightly without soap; the act of giving a light tint to the hair; the removal of soap with clean water in the final stage of washing; a liquid preparation used on wet hair to give it a tint; verbwash off soap or remaining dirt; rinse one's mouth and throat with mouthwash; clean with some chemical process
  • rip - noun a stretch of turbulent water in a river or the sea caused by one current flowing into or across another current; an opening made forcibly as by pulling apart; the act of rending or ripping or splitting something; a dissolute man in fashionable society; verb criticize or abuse strongly and violently; cut (wood) along the grain; move precipitously or violently; tear or be torn violently
  • riparian - adj. of or relating to or located on the banks of a river or stream
  • ripe - adj. at the highest point of development especially in judgment or knowledge; fully developed or matured and ready to be eaten or used; fully prepared or eager; far along in time; most suitable or right for a particular purpose
  • ripen - verb grow ripe; cause to ripen or develop fully
  • ripened - adj. of wines, fruit, cheeses; having reached a desired or final condition; (`aged' pronounced as one syllable)
  • ripening - noun acquiring desirable qualities by being left undisturbed for some time; coming to full development; becoming mature
  • ripping - adj. resembling a sound of violent tearing as of something ripped apart or lightning splitting a tree
  • rise - noun the act of changing location in an upward direction; an increase in cost; a growth in strength or number or importance; a movement upward; increase in price or value; the property possessed by a slope or surface that rises; the amount a salary is increased; (theology) the origination of the Holy Spirit at Pentecost;a wave that lifts the surface of the water or ground; an upward slope or grade (as in a road); verb increase in value or to a higher point;rise in rank or status; exert oneself to meet a challenge; become heartened or elated; move upward; come up, of celestial bodies;increase in volume; rise up; get up and out of bed; return from the dead; become more extreme; go up or advance; be promoted, move to a better position; rise to one's feet; come to the surface; take part in a rebellion; renounce a former allegiance; come into existence; take on form or shape
  • risen - adj. (of e.g. celestial bodies) above the horizon
  • rising - adj. newly come into prominence; advancing or becoming higher or greater in degree or value or status; coming to maturity;sloping upward; noun organized opposition to authority; a conflict in which one faction tries to wrest control from another; a movement upward
  • risk - noun a venture undertaken without regard to possible loss or injury; the probability of being exposed to an infectious agent; the probability of becoming infected given that exposure to an infectious agent has occurred; a source of danger; a possibility of incurring loss or misfortune; verb expose to a chance of loss or damage; take a risk in the hope of a favorable outcome
  • risky - adj. involving risk or danger; not financially safe or secure
  • risque - adj. suggestive of sexual impropriety
  • rite - noun an established ceremony prescribed by a religion; any customary observance or practice
  • ritual - adj. of or relating to or employed in social rites or rituals; of or relating to or characteristic of religious rituals; noun stereotyped behavior; any customary observance or practice; the prescribed procedure for conducting religious ceremonies
  • ritually - adv. in a ceremonial manner
  • rivalry - noun the act of competing as for profit or a prize
  • river - noun a large natural stream of water (larger than a creek)
  • rn - noun a graduate nurse who has passed examinations for registration; a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
  • rna - noun (biochemistry) a long linear polymer of nucleotides found in the nucleus but mainly in the cytoplasm of a cell where it is associated with microsomes; it transmits genetic information from DNA to the cytoplasm and controls certain chemical processes in the cell
  • road - adj. taking place over public roads; working for a short time in different places; noun a way or means to achieve something; an open way (generally public) for travel or transportation
  • roadbed - noun a bed supporting a road
  • roadblock - noun a barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc.; any condition that makes it difficult to make progress or to achieve an objective
  • roads - noun a partly sheltered anchorage
  • roadway - noun a road (especially that part of a road) over which vehicles travel
  • roar - noun the sound made by a lion; a very loud utterance (like the sound of an animal); a deep prolonged loud noise; verb laugh unrestrainedly and heartily; make a loud noise, as of wind, water, or vehicles; act or proceed in a riotous, turbulent, or disorderly way;utter words loudly and forcefully; emit long loud cries; make a loud noise, as of animal
  • roasted - adj. (meat) cooked by dry heat in an oven
  • roasting - noun cooking (meat) by dry heat in an oven (usually with fat added)
  • rob - verb take something away by force or without the consent of the owner; rip off; ask an unreasonable price
  • robbery - noun larceny by threat of violence; plundering during riots or in wartime
  • robert - noun United States parliamentary authority and author (in 1876) of Robert's Rules of Order (1837-1923)
  • robin - noun large American thrush having a rust-red breast and abdomen; small Old World songbird with a reddish breast
  • robinson - noun United States film actor noted for playing gangster roles (1893-1973); United States poet; author of narrative verse (1869-1935); United States baseball player; first Black to play in the major leagues (1919-1972); United States historian who stressed the importance of intellectual and social events for the course of history (1863-1936); Irish playwright and theater manager in Dublin (1886-1958); United States prizefighter who won the world middleweight championship five times and the world welterweight championship once (1921-1989); English chemist noted for his studies of molecular structures in plants (1886-1975)
  • robust - adj. rough and crude; physically strong; strong enough to withstand or overcome intellectual challenges or adversity; marked by richness and fullness of flavor
  • rock - noun pitching dangerously to one side; a lump or mass of hard consolidated mineral matter; (figurative) someone who is strong and stable and dependable; United States gynecologist and devout Catholic who conducted the first clinical trials of the oral contraceptive pill (1890-1984); material consisting of the aggregate of minerals like those making up the Earth's crust; a genre of popular music originating in the 1950s; a blend of Black rhythm-and-blues with White country-and-western; hard bright-colored stick candy (typically flavored with peppermint); verb move back and forth or sideways; cause to move back and forth
  • rockefeller - noun United States industrialist who made a fortune in the oil business and gave half of it away (1839-1937)
  • rocket - noun a jet engine containing its own propellant and driven by reaction propulsion; any vehicle self-propelled by a rocket engine; propels bright light high in the sky, or used to propel a lifesaving line or harpoon; erect European annual often grown as a salad crop to be harvested when young and tender; sends a firework display high into the sky; verb propel with a rocket; shoot up abruptly, like a rocket
  • rockies - noun the chief mountain range of western North America; extends from British Columbia to northern New Mexico; forms the continental divide
  • rocky - adj. full of hardship or trials; abounding in rocks or stones;liable to rock; causing or characterized by jolts and irregular movements
  • rod - noun any rod-shaped bacterium; a long thin implement made of metal or wood; visual receptor cell sensitive to dim light; a gangster's pistol; a square rod of land; a linear measure of 16.5 feet
  • rod-shaped - adj. resembling a rod; formed like a bacillus
  • rodent - noun relatively small gnawing animals having a single pair of constantly growing incisor teeth specialized for gnawing
  • rodent-like - adj. resembling a rodent
  • rodentia - noun small gnawing animals: porcupines; rats; mice; squirrels; marmots; beavers; gophers; voles; hamsters; guinea pigs; agoutis
  • rodlike - adj. resembling a rod
  • roe - noun the eggs or egg-laden ovary of a fish; the egg mass or spawn of certain crustaceans such as the lobster; eggs of female fish; fish eggs or egg-filled ovary; having a grainy texture
  • roentgenographic - adj. relating to or produced by roentgenography
  • role - noun normal or customary activity of a person in a particular social setting; the actions and activities assigned to or required or expected of a person or group; what something is used for; an actor's portrayal of someone in a play
  • roll - noun the act of rolling something (as the ball in bowling); a flight maneuver; aircraft rotates about its longitudinal axis without changing direction or losing altitude; walking with a swaying gait;anything rolled up in cylindrical form; photographic film rolled up inside a container to protect it from light; a list of names; the act of throwing dice; a document that can be rolled up (as for storage); a long heavy sea wave as it advances towards the shore; the sound of a drum (especially a snare drum) beaten rapidly and continuously; a deep prolonged sound (as of thunder or large bells); rotary motion of an object around its own axis; small rounded bread either plain or sweet; a roll of currency notes (often taken as the resources of a person or business etc.); a round shape formed by a series of concentric circles (as formed by leaves or flower petals); verbexecute a roll, in tumbling; show certain properties when being rolled; take the shape of a roll or cylinder; shape by rolling;pronounce with a roll, of the phoneme /r/; "She rolls her r's"; begin operating or running; move by turning over or rotating; cause to move by turning over or in a circular manner of as if on an axis;move, rock, or sway from side to side; move about aimlessly or without any destination, often in search of food or employment;move in a wavy pattern or with a rising and falling motion; emit, produce, or utter with a deep prolonged reverberating sound; occur in soft rounded shapes; boil vigorously; flatten or spread with a roller; wrap or coil around; move along on or as if on wheels or a wheeled vehicle; sell something to or obtain something from by energetic and especially underhanded activity
  • rolled - adj. uttered with a trill; rolled up and secured; especially of petals or leaves in bud; having margins rolled inward
  • rolling - adj. moving in surges and billows and rolls; uttered with a trill; characterized by reverberation; noun the act of robbing a helpless person; propelling something on wheels; a deep prolonged sound (as of thunder or large bells)
  • roman - adj. of or relating to or derived from Rome (especially ancient Rome); relating to or characteristic of people of Rome; of or relating to or supporting Romanism; characteristic of the modern type that most directly represents the type used in ancient Roman inscriptions; noun a typeface used in ancient Roman inscriptions; a resident of modern Rome; an inhabitant of the ancient Roman Empire
  • romance - adj. relating to languages derived from Latin; noun a novel dealing with idealized events remote from everyday life; the group of languages derived from Latin; an exciting and mysterious quality (as of a heroic time or adventure); a story dealing with love; a relationship between two lovers; verb tell romantic or exaggerated lies; have a love affair with; talk or behave amorously, without serious intentions; make amorous advances towards
  • romans - noun a New Testament book containing an exposition of the doctrines of Saint Paul; written in AD 58
  • romantic - adj. belonging to or characteristic of romanticism or the Romantic Movement in the arts; expressive of or exciting sexual love or romance; not sensible about practical matters; unrealistic;noun a soulful or amorous idealist; an artist of the Romantic Movement or someone influenced by Romanticism
  • romanticism - noun impractical romantic ideals and attitudes; an exciting and mysterious quality (as of a heroic time or adventure); a movement in literature and art during the late 18th and early 19th centuries that celebrated nature rather than civilization
  • rome - noun the leadership of the Roman Catholic Church; capital and largest city of Italy; on the Tiber; seat of the Roman Catholic Church; formerly the capital of the Roman Republic and the Roman Empire
  • romulus - noun (Roman mythology) founder of Rome; suckled with his twin brother Remus by a wolf after their parents (Mars and Rhea Silvia) abandoned them; Romulus killed Remus in an argument over the building of Rome
  • roof - noun a protective covering that covers or forms the top of a building; protective covering on top of a motor vehicle; verb provide a building with a roof; cover a building with a roof
  • rook - noun common gregarious Old World bird about the size and color of the American crow; (chess) the piece that can move any number of unoccupied squares in a direction parallel to the sides of the chessboard; verb deprive of by deceit
  • room - noun an area within a building enclosed by walls and floor and ceiling; the people who are present in a room; space for movement; opportunity for; verb live and take one's meals at or in
  • rooms - noun apartment consisting of a series of connected rooms used as a living unit (as in a hotel)
  • roomy - adj. (of buildings and rooms) having ample space; noun an associate who shares a room with you
  • roosevelt - noun 26th President of the United States; hero of the Spanish-American War; Panama Canal was built during his administration; 32nd President of the United States; elected four times; instituted New Deal to counter the great depression and led country during World War II (1882-1945); wife of Franklin Roosevelt and a strong advocate of human rights (1884-1962)
  • root - noun the part of a tooth that is embedded in the jaw and serves as support; (linguistics) the form of a word after all affixes are removed; (botany) the usually underground organ that lacks buds or leaves or nodes; absorbs water and mineral salts; usually it anchors the plant to the ground; a number that when multiplied by itself some number of times equals a given number; a simple form inferred as the common basis from which related words in several languages can be derived by linguistic processes; the set of values that give a true statement when substituted into an equation; the place where something begins, where it springs into being; someone from whom you are descended (but usually more remote than a grandparent);verb take root and begin to grow; cause to take roots; plant by the roots; come into existence, originate; become settled or established and stable in one's residence or life style; take sides with; align oneself with; show strong sympathy for; dig with the snout
  • root-like - adj. looking or acting like a root
  • rooted - adj. having roots of a specified sort; absolutely still
  • rooting - noun the process of putting forth roots and beginning to grow
  • rootlet - noun small root or division of a root
  • roots - noun the condition of belonging to a particular place or group by virtue of social or ethnic or cultural lineage
  • rootstock - noun root or part of a root used for plant propagation; especially that part of a grafted plant that supplies the roots; a horizontal plant stem with shoots above and roots below serving as a reproductive structure
  • rope - noun a strong line; street names for flunitrazepan; verb fasten with a rope; catch with a lasso
  • roquefort - noun French blue cheese
  • rose - adj. of something having a dusty purplish pink color; noun a dusty pink color; any of many shrubs of the genus Rosa that bear roses; pinkish table wine from red grapes whose skins were removed after fermentation began
  • roselike - adj. having a flower that resembles a rose
  • rosemary - noun extremely pungent leaves used fresh or dried as seasoning for especially meats; widely cultivated for its fragrant grey-green leaves used in cooking and in perfumery
  • rosy - adj. presaging good fortune; of blush color; having the pinkish flush of health; reflecting optimism
  • rosy-purple - adj. of purple with a rose tinge
  • rot - noun unacceptable behavior (especially ludicrously false statements); (biology) the process of decay caused by bacterial or fungal action; a state of decay usually accompanied by an offensive odor; verb waste away; break down
  • rotate - verb plant or grow in a fixed cyclic order of succession;perform a job or duty on a rotating basis; cause to turn on an axis or center; exchange on a regular basis; turn on or around an axis or a center; turn outward
  • rotated - adj. turned in a circle around an axis
  • rotation - noun the act of rotating as if on an axis; a planned recurrent sequence (of crops or personnel etc.); a single complete turn (axial or orbital); (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin
  • rotational - adj. of or pertaining to rotation
  • rotenone - noun a white crystalline insecticide that has low toxicity for mammals; is used in home gardens; extracted from the roots of derris and cube
  • rotor - noun rotating mechanism consisting of an assembly of rotating airfoils; the rotating armature of a motor or generator; the revolving bar of a distributor
  • rotten - adj. having or disintegrated; usually implies foulness; very bad; damaged by decay; hence unsound and useless
  • rotting - noun (biology) the process of decay caused by bacterial or fungal action
  • rotund - adj. spherical in shape; excessively fat; (of sounds) full and rich
  • rough - adj. not perfected; (of persons or behavior) lacking refinement or finesse; having or caused by an irregular surface;causing or characterized by jolts and irregular movements; of the margin of a leaf shape; having the edge cut or fringed or scalloped;ready and able to resort to force or violence; unpleasantly harsh or grating in sound; violently agitated and turbulent; not shaped by cutting or trimming; full of hardship or trials; not quite exact or correct; unkind or cruel or uncivil; unpleasantly stern; not carefully or expertly made; adv. with rough motion as over a rough surface; with roughness or violence (`rough' is an informal variant for `roughly');noun the part of a golf course bordering the fairway where the grass is not cut short; verb prepare in preliminary or sketchy form
  • roughly - adv. with rough motion as over a rough surface; with roughness or violence (`rough' is an informal variant for `roughly');(of quantities) imprecise but fairly close to correct
  • roughness - noun harsh or severe speech or behavior; a texture of a surface or edge that is not smooth but is irregular and uneven; an unpolished unrefined quality; the quality of being unpleasant (harsh or rough or grating) to the senses; the formation of small pits in a surface as a consequence of corrosion; rowdy behavior; used of the sea during inclement or stormy weather
  • round - adj. (mathematics) expressed to the nearest integer, ten, hundred, or thousand; having a circular shape; (of sounds) full and rich; adv. from beginning to end; throughout; noun the usual activities in your day; (often plural) a series of professional calls (usually in a set order); a charge of ammunition for a single shot; an outburst of applause; a partsong in which voices follow each other; one voice starts and others join in one after another until all are singing different parts of the song at the same time; a cut of beef between the rump and the lower leg; a serving to each of a group (usually alcoholic); the course along which communications spread;the activity of playing 18 holes of golf; any circular or rotating mechanism; a crosspiece between the legs of a chair; a regular route for a sentry or policeman; (sports) a period of play during which one team is on the offensive; an interval during which a recurring sequence of events occurs; verb become round, plump, or shapely; make round; pronounce with rounded lips; wind around; move along a circular course; express as a round number; bring to a highly developed, finished, or refined state; attack in speech or writing; be around
  • rounded - adj. curving and somewhat round in shape rather than jagged; a chubby body
  • rounder - noun a tool for rounding corners or edges; a dissolute person; usually a man who is morally unrestrained
  • roundish - adj. somewhat round in appearance or form
  • roundness - noun the property possessed by a line or surface that is curved and not angular; the quality of being round numbers; the fullness of a tone of voice; the bodily property of being well rounded
  • rouse - verb cause to become awake or conscious; cause to be agitated, excited, or roused; force or drive out; become active
  • rousing - adj. rousing to activity or heightened action as by spurring or goading; capable of arousing enthusiasm or excitement; noun the act of arousing
  • route - noun an open way (generally public) for travel or transportation; an established line of travel or access; verb divert in a specified direction; send via a specific route; send documents or materials to appropriate destinations
  • routine - adj. occurring at fixed times or predictable intervals; found in the ordinary course of events; noun an unvarying or habitual method or procedure; a set sequence of steps, part of larger computer program; a short theatrical performance that is part of a longer program
  • routinely - adv. according to routine or established practice
  • row - noun a continuous chronological succession without an interruption; an arrangement of objects or people side by side in a line; a linear array of numbers side by side; a long continuous strip (usually running horizontally); the act of rowing as a sport;(construction) a layer of masonry; an angry dispute; verb propel with oars
  • rowdy - adj. disturbing the public peace; loud and rough; noun a cruel and brutal fellow
  • rowing - noun the act of rowing as a sport
  • royal - adj. invested with royal power as symbolized by a crown;being of the rank of a monarch; of or relating to or indicative of or issued or performed by a king or queen or other monarch;established or chartered or authorized by royalty; belonging to or befitting a supreme ruler; noun stag with antlers of 12 or more branches; a sail set next above the topgallant on a royal mast
  • royalty - noun royal persons collectively; payment to the holder of a patent or copyright or resource for the right to use their property
  • rub - noun the act of rubbing or wiping; an unforeseen obstacle;verb move over something with pressure; cause friction; scrape or rub as if to relieve itching
  • rubber - adj. returned for lack of funds; noun an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products; any of various synthetic elastic materials whose properties resemble natural rubber; a waterproof overshoe that protects shoes from water or snow; contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse; an eraser made of rubber (or of a synthetic material with properties similar to rubber); commonly mounted at one end of a pencil; verb coat or impregnate with rubber
  • rubbing - noun representation consisting of a copy (as of an engraving) made by laying paper over something and rubbing it with charcoal; effort expended in moving one object over another with pressure; the resistance encountered when one body is moved in contact with another
  • rubbish - noun worthless material that is to be disposed of;nonsensical talk or writing; verb attack strongly
  • rubble - noun the remains of something that has been destroyed or broken up
  • rubella - noun a contagious viral disease that is a milder form of measles lasting three or four days; can be damaging to a fetus during the first trimester
  • rudbeckia - noun North American perennial herbs with showy cone-shaped flower heads
  • rude - adj. socially incorrect in behavior; lacking civility or good manners; belonging to an early stage of technical development; characterized by simplicity and (often) crudeness; (of persons) lacking in refinement or grace; (used especially of commodities) being unprocessed or manufactured using only simple or minimal processes
  • rudimentary - adj. being in the earliest stages of development; not fully developed in mature animals; being or involving basic facts or principles
  • ruffle - noun a noisy fight; a high tight collar; a strip of pleated material used as a decoration or a trim; verb pleat or gather into a ruffle; disturb the smoothness of; erect or fluff up; trouble or vex;discompose; mix so as to make a random order or arrangement;twitch or flutter; to walk with a lofty proud gait, often in an attempt to impress others; stir up (water) so as to form ripples
  • rug - noun floor covering consisting of a piece of thick heavy fabric (usually with nap or pile)
  • rugged - adj. sturdy and strong in constitution or construction; enduring; very difficult; severely testing stamina or resolution; rocky and steep; topographically very uneven
  • ruin - noun a ruined building; an event that results in destruction; an irrecoverable state of devastation and destruction; destruction achieved by causing something to be wrecked or ruined; failure that results in a loss of position or reputation; the process of becoming dilapidated; verb fall into ruin; reduce to ruins; destroy or cause to fail; deprive of virginity; destroy completely; damage irreparably;reduce to bankruptcy
  • ruined - adj. brought to ruin; destroyed physically or morally;doomed to extinction
  • ruining - noun destruction achieved by causing something to be wrecked or ruined
  • rule - noun measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths; a principle or condition that customarily governs behavior; (mathematics) a standard procedure for solving a class of mathematical problems; any one of a systematic body of regulations defining the way of life of members of a religious order; prescribed guide for conduct or action; directions that define the way a game or sport is to be conducted; (linguistics) a rule describing (or prescribing) a linguistic practice; the duration of a monarch's or government's power; something regarded as a normative example;a rule or law concerning a natural phenomenon or the function of a complex system; a basic generalization that is accepted as true and that can be used as a basis for reasoning or conduct; dominance or power through legal authority; verb keep in check; decide with authority; decide on and make a declaration about; mark or draw with a ruler; have an affinity with; of signs of the zodiac; exercise authority over; as of nations; be larger in number, quantity, power, status or importance
  • ruled - adj. subject to a ruling authority
  • ruler - noun a person who rules or commands; measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths
  • ruling - adj. exercising power or authority; noun the reason for a court's judgment (as opposed to the decision itself)
  • rumen - noun the first compartment of the stomach of a ruminant; here food is collected and returned to the mouth as cud for chewing
  • ruminant - adj. related to or characteristic of animals of the suborder Ruminantia or any other animal that chews a cud; noun any of various cud-chewing hoofed mammals having a stomach divided into four (occasionally three) compartments
  • rump - noun fleshy hindquarters; behind the loin and above the round; the part of a quadruped that corresponds to the human buttocks; the fleshy part of the human body that you sit on
  • rumple - verb become wrinkled or crumpled or creased; to gather something into small wrinkles or folds; disturb the smoothness of
  • run - noun a score in baseball made by a runner touching all four bases safely; the act of running; traveling on foot at a fast pace; a regular trip; a short trip; (American football) a play in which a player attempts to carry the ball through or past the opposing team; an unbroken chronological sequence; a row of unravelled stitches; the production achieved during a continuous period of operation (of a machine or factory etc.); unrestricted freedom to use; the continuous period of time during which something (a machine or a factory) operates or continues in operation; the act of testing something; the pouring forth of a fluid; a race run on foot; a race between candidates for elective office; an unbroken series of events; a small stream; verb become undone; cause to perform; change from one state to another; be operating, running or functioning; carry out;cover by running; run a certain distance; move fast by using one's feet, with one foot off the ground at any given time; travel rapidly, by any (unspecified) means; run with the ball; in such sports as football;keep company; sail before the wind; be diffused; move along, of liquids; cause an animal to move fast; move about freely and without restraint, or act as if running around in an uncontrolled way; deal in illegally, such as arms or liquor; set animals loose to graze; make without a miss; carry out a process or program, as on a computer or a machine; occur persistently; extend or continue for a certain period of time; stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point; cause something to pass or lead somewhere; be affected by; be subjected to; have a particular form; come unraveled or undone as if by snagging; reduce or cause to be reduced from a solid to a liquid state, usually by heating; progress by being changed; compete in a race; run, stand, or compete for an office or a position; pursue for food or sport (as of wild animals); guide or pass over something;perform as expected when applied; cause to emit recorded sounds;include as the content; broadcast or publicize; travel a route regularly; flee; take to one's heels; cut and run; direct or control; projects, businesses, etc.; continue to exist; have a tendency or disposition to do or be something; be inclined; change or be different within limits
  • runner - noun fish of western Atlantic: Cape Cod to Brazil; device consisting of the parts on which something can slide along; a long narrow carpet; a person who is employed to deliver messages or documents; someone who travels on foot by running; a trained athlete who competes in foot races; a baseball player on the team at bat who is on base (or attempting to reach a base); someone who imports or exports without paying duties; a horizontal branch from the base of plant that produces new plants from buds at its tips
  • running - adj. continually repeated over a period of time; (of e.g. a machine) performing or capable of performing; executed or initiated by running; (of fluids) moving or issuing in a stream; of advancing the ball by running; moving quickly on foot; measured lengthwise;noun the act of administering or being in charge of something; the state of being in operation; the act of running; traveling on foot at a fast pace; the act of participating in an athletic competition involving running on a track; (American football) a play in which a player attempts to carry the ball through or past the opposing team
  • runoff - noun a final election to resolve an earlier election that did not produce a winner; the occurrence of surplus liquid (as water) exceeding the limit or capacity
  • runway - noun a strip of level paved surface where planes can take off and land; a narrow platform extending from the stage into the audience in a theater or nightclub etc.
  • rupture - noun the act of making a sudden noisy break; a personal or social separation (as between opposing factions); state of being torn or burst open; verb separate or cause to separate abruptly
  • ruptured - adj. suddenly and violently broken open especially from internal pressure (`busted' is an informal term for `burst')
  • rural - adj. living in or characteristic of farming or country life;relating to rural areas
  • rus - noun the medieval Russian state established by Scandinavian traders in the 9th century; the capital was first in Novgorod and then in Kiev
  • rush - adj. done under pressure; not accepting reservations; noun(American football) an attempt to advance the ball by running into the line; a sudden burst of activity; a sudden forceful flow; physician and American Revolutionary leader; signer of the Declaration of Independence (1745-1813); grasslike plants growing in wet places and having cylindrical often hollow stems; the act of moving hurriedly and in a careless manner; the swift release of a store of affective force; verb urge to an unnatural speed; act or move at high speed; attack suddenly; step on it; run with the ball, in football;cause to occur rapidly; cause to move fast or to rush or race
  • rushlike - adj. resembling rush or sedge
  • russell - noun English philosopher and mathematician who collaborated with Whitehead (1872-1970); Irish writer whose pen name was A.E. (1867-1935); United States astronomer who developed a theory of stellar evolution (1877-1957); United States entertainer remembered for her roles in comic operas (1861-1922);United States basketball center (born in 1934); English film director (born in 1927); United States religious leader who founded the sect that is now called Jehovah's Witnesses (1852-1916)
  • russia - noun a former empire in eastern Europe and northern Asia created in the 14th century with Moscow as the capital; powerful in the 17th and 18th centuries under Peter the Great and Catherine the Great when Saint Petersburg was the capital; overthrown by revolution in 1917; a federation in northeastern Europe and northern Asia; formerly Soviet Russia; since 1991 an independent state; a former communist country in eastern Europe and northern Asia; established in 1922; included Russia and 14 other soviet socialist republics (Ukraine and Byelorussia and others); officially dissolved 31 December 1991; formerly the largest Soviet Socialist Republic in the USSR occupying eastern Europe and northern Asia
  • russian - adj. of or pertaining to or characteristic of Russia or its people or culture or language; noun the Slavic language that is the official language of Russia; a native or inhabitant of Russia
  • rust - adj. of the brown color of rust; noun any of various fungi causing rust disease in plants; the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water; a reddish-brown discoloration of leaves and stems caused by a rust fungus; a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture; verb become coated with oxide; become destroyed by water, air, or an etching chemical such as an acid; cause to deteriorate due to the action of water, air, or an acid
  • rust-brown - adj. of the brown color of rust
  • rust-red - adj. of a red color tinged with rust
  • rusting - noun the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
  • ruth - noun a book of the Old Testament that tells the story of Ruth who was not an Israelite but who married an Israelite and who stayed with her mother-in-law Naomi after her husband died; the great-grandmother of king David whose story is told in the Book of Ruth in the Old Testament; United States professional baseball player famous for hitting home runs (1895-1948); a feeling of sympathy and sorrow for the misfortunes of others
  • ruthless - adj. without mercy or pity
  • rutledge - noun United States jurist and second chief justice of the United States Supreme Court; he was appointed by George Washington and briefly served as chief justice but was ultimately rejected by the United States Senate (1739-1800)
  • rye - noun whiskey distilled from rye or rye and malt; hardy annual cereal grass widely cultivated in northern Europe where its grain is the chief ingredient of black bread and in North America for forage and soil improvement; the seed of the cereal grass

Table of contents:

.A | .B | .C | .D | .E | .F | .G | .H | .I | .J | .K | .L | .M

.N | .O | .P | .Q | .R | .S | .T | .U | .V | .W | .X | .Y | .Z

S

  • s - noun the 19th letter of the Roman alphabet; (thermodynamics) a thermodynamic quantity representing the amount of energy in a system that is no longer available for doing mechanical work; a unit of conductance equal to the reciprocal of an ohm; the cardinal compass point that is at 180 degrees; an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions); 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites
  • s-shaped - adj. shaped in the form of the letter S
  • sabah - noun a region of Malaysia in northeastern Borneo
  • saber-toothed - adj. having teeth that resemble sabers
  • sabotage - noun a deliberate act of destruction or disruption in which equipment is damaged; verb destroy property or hinder normal operations
  • sac - noun a structure resembling a bag in an animal; a member of the Algonquian people formerly living in Wisconsin in the Fox River valley and on the shores of Green Bay; a case or sheath especially a pollen sac or moss capsule; an enclosed space
  • saccharomyces - noun single-celled yeasts that reproduce asexually by budding; used to ferment carbohydrates
  • saclike - adj. shaped like a pouch
  • sacral - adj. of or relating to sacred rites; of or relating to or near the sacrum
  • sacrament - noun a formal religious ceremony conferring a specific grace on those who receive it; the two Protestant ceremonies are baptism and the Lord's Supper; in the Roman Catholic Church and the Eastern Orthodox Church there are seven traditional rites accepted as instituted by Jesus: baptism and confirmation and Holy Eucharist and penance and holy orders and matrimony and extreme unction
  • sacred - adj. (often followed by `to') devoted exclusively to a single use or purpose or person; concerned with religion or religious purposes; worthy of respect or dedication; made or declared or believed to be holy; devoted to a deity or some religious ceremony or use; worthy of religious veneration
  • sacrifice - noun (sacrifice) an out that advances the base runners;the act of killing (an animal or person) in order to propitiate a deity;personnel that are sacrificed (e.g., surrendered or lost in order to gain an objective); a loss entailed by giving up or selling something at less than its value; the act of losing or surrendering something as a penalty for a mistake or fault or failure to perform etc.; verb kill or destroy; make a sacrifice of; in religious rituals; endure the loss of;sell at a loss
  • sacrum - noun wedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvis; its base connects with the lowest lumbar vertebra and its tip with the coccyx
  • sad - adj. experiencing or showing sorrow or unhappiness; of things that make you feel sad; bad; unfortunate
  • sadat - noun Egyptian statesman who (as president of Egypt) negotiated a peace treaty with Menachem Begin (then prime minister of Israel) (1918-1981)
  • saddam - noun Iraqi leader who waged war against Iran; his invasion of Kuwait led to the Gulf War (born in 1937)
  • saddle - noun posterior part of the back of a domestic fowl; a seat for the rider of a horse; a piece of leather across the instep of a shoe; cut of meat (especially mutton or lamb) consisting of part of the backbone and both loins; a seat for the rider of a bicycle; a pass or ridge that slopes gently between two peaks (is shaped like a saddle); verb load or burden; encumber; put a saddle on; impose a task upon, assign a responsibility to
  • sadness - noun emotions experienced when not in a state of well-being; the state of being sad; the quality of excessive mournfulness and uncheerfulness
  • safe - adj. (of an undertaking) secure from risk; free from danger or the risk of harm; having reached a base without being put out; in safekeeping; financially sound; noun strongbox where valuables can be safely kept; a ventilated or refrigerated cupboard for securing provisions from pests; contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse
  • safekeeping - noun the responsibility of a guardian or keeper
  • safely - adv. with safety; in a safe manner
  • safety - noun a score in American football; a player is tackled behind his own goal line; a safe place; the state of being certain that adverse effects will not be caused by some agent under defined conditions; (baseball) the successful act of striking a baseball in such a way that the batter reaches base safely; contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse; a device designed to prevent injury
  • sage - adj. of the grey-green color of sage leaves; having wisdom that comes with age and experience; noun aromatic fresh or dried grey-green leaves used widely as seasoning for meats and fowl and game etc; a mentor in spiritual and philosophical topics who is renowned for profound wisdom; any of various plants of the genus Salvia; a cosmopolitan herb
  • saginaw - noun a town in east central Michigan on an arm of Lake Huron
  • sagittal - adj. located in a plane that is parallel to the central plane of the sagittal suture
  • sagittarius - noun type genus of the Sagittariidae; the ninth sign of the zodiac; the sun is in this sign from about November 22 to December 21; a large zodiacal constellation in the southern hemisphere; between Scorpius and Capricornus; (astrology) a person who is born while the sun is in Sagittarius
  • saguaro - noun extremely large treelike cactus of desert regions of southwestern United States having a thick columnar sparsely branched trunk bearing white flowers and edible red pulpy fruit
  • sahara - noun the world's largest desert (3,500,000 square miles) in northern Africa
  • said - adj. being the one previously mentioned or spoken of
  • sail - noun a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel; an ocean trip taken for pleasure; verb traverse or travel by ship on (a body of water);travel in a boat propelled by wind; travel by boat propelled by wind or by other means; move with sweeping, effortless, gliding motions
  • sailboat - noun a small sailing vessel; usually with a single mast
  • sailing - noun the departure of a vessel from a port; riding in a sailboat; the activity of flying a glider; the work of a sailor
  • sailor - noun any member of a ship's crew; a stiff hat made of straw with a flat crown; a serviceman in the navy
  • saint - noun person of exceptional holiness; a person who has died and has been declared a saint by canonization; model of excellence or perfection of a kind; one having no equal; verb declare (a dead person) to be a saint; hold sacred
  • sake - noun a reason for wanting something done; the purpose of achieving or obtaining; Japanese alcoholic beverage made from fermented rice; usually served hot
  • salad - noun food mixtures either arranged on a plate or tossed and served with a moist dressing; usually consisting of or including greens
  • salamander - noun any of various typically terrestrial amphibians that resemble lizards and that return to water only to breed; reptilian creature supposed to live in fire; fire iron consisting of a metal rod with a handle; used to stir a fire
  • salami - noun highly seasoned fatty sausage of pork and beef usually dried
  • salary - noun something that remunerates
  • sale - noun a particular instance of selling; the general activity of selling; an occasion (usually brief) for buying at specially reduced prices; an agreement (or contract) in which property is transferred from the seller (vendor) to the buyer (vendee) for a fixed price in money (paid or agreed to be paid by the buyer); the state of being purchasable; offered or exhibited for selling
  • sales - noun income (at invoice values) received for goods and services over some given period of time
  • saline - adj. containing salt; noun an isotonic solution of sodium chloride and distilled water
  • salinity - noun the relative proportion of salt in a solution; the taste experience when common salt is taken into the mouth
  • saliva - noun a clear liquid secreted into the mouth by the salivary glands and mucous glands of the mouth; moistens the mouth and starts the digestion of starches
  • salivary - adj. of or relating to saliva
  • salix - noun a large and widespread genus varying in size from small shrubs to large trees: willows
  • salmon - adj. of orange tinged with pink; noun any of various large food and game fishes of northern waters; usually migrate from salt to fresh water to spawn; flesh of any of various marine or freshwater fish of the family Salmonidae; a tributary of the Snake River in Idaho
  • salmonella - noun rod-shaped Gram-negative enterobacteria; cause typhoid fever and food poisoning; can be used as a bioweapon
  • salmonidae - noun salmon and trout
  • salt - adj. (of speech) painful or bitter; one of the four basic taste sensations; like the taste of sea water; noun the taste experience when common salt is taken into the mouth; white crystalline form of especially sodium chloride used to season and preserve food; a compound formed by replacing hydrogen in an acid by a metal (or a radical that acts like a metal); negotiations between the United States and the Union of Soviet Socialist Republics opened in 1969 in Helsinki designed to limit both countries' stock of nuclear weapons;verb preserve with salt; add zest or liveliness to; sprinkle as if with salt; add salt to
  • salted - adj. (used especially of meats) preserved in salt
  • salting - noun the act of adding salt to food
  • saltwater - noun water containing salts
  • salty - adj. containing or filled with salt; one of the four basic taste sensations; like the taste of sea water; engagingly stimulating or provocative
  • salutation - noun word of greeting used to begin a letter; (usually plural) an acknowledgment or expression of good will (especially on meeting); an act of honor or courteous recognition
  • salvador - noun a republic on the Pacific coast of Central America
  • salvation - noun saving someone or something from harm of from an unpleasant situation; a means of preserving from harm or unpleasantness; the state of being saved or preserved from harm;(Christianity) the act of delivering from sin or saving from evil
  • salvia - noun any of various plants of the genus Salvia; a cosmopolitan herb
  • samara - noun a winged often one-seed indehiscent fruit as of the ash or elm or maple
  • same - adj. unchanged in character or nature; closely similar or comparable in kind or quality or quantity or degree; same in identity;equal in amount or value; noun the language of nomadic Lapps in northern Scandinavia and the Kola Peninsula; a member of an indigenous nomadic people living in northern Scandinavia and herding reindeer
  • sameness - noun the quality of being alike; the quality of wearisome constancy, routine, and lack of variety
  • samoa - noun a group of volcanic islands in the South Pacific midway between Hawaii and Australia; its climate and scenery and Polynesian culture make it a popular tourist stop; a constitutional monarchy on the western part of the islands of Samoa in the South Pacific
  • sample - noun a small part of something intended as representative of the whole; all or part of a natural object that is collected and preserved as an example of its class; items selected at random from a population and used to test hypotheses about the population; verbtake a sample of
  • sampling - noun (statistics) the selection of a suitable sample for study; measurement at regular intervals of the amplitude of a varying waveform (in order to convert it to digital form); items selected at random from a population and used to test hypotheses about the population
  • samuel - noun (Old Testament) Hebrew prophet and judge who anointed Saul as king
  • sanction - noun a mechanism of social control for enforcing a society's standards; the act of final authorization; formal and explicit approval; official permission or approval; verb give religious sanction to, such as through on oath; give authority or permission to; give sanction to
  • sanctioned - adj. established by authority; given authoritative approval; formally approved and invested with legal authority;conforming to orthodox or recognized rules
  • sand - noun French writer known for works concerning women's rights and independence (1804-1876); a loose material consisting of grains of rock or coral; fortitude and determination; verb rub with sandpaper
  • sandbag - noun a bag filled with sand; used as a weapon or to build walls or as ballast; verb protect or strengthen with sandbags; stop up; downplay one's ability (towards others) in a game in order to deceive, as in gambling; hit something or somebody as if with a sandbag; treat harshly or unfairly; compel by coercion, threats, or crude means
  • sandpaper - noun stiff paper coated with powdered emery or sand;verb rub with sandpaper
  • sands - noun the region of the shore of a lake or sea or ocean
  • sandwich - noun two (or more) slices of bread with a filling between them; verb insert or squeeze tightly between two people or objects;make into a sandwich
  • sandy - adj. abounding in sand; resembling or containing sand; or growing in sandy areas; of hair color; pale yellowish to yellowish brown; (used of soil) loose and large-grained in consistency
  • sanitary - adj. free from filth and pathogens
  • sanitation - noun making something sanitary (free of germs) as by sterilizing; the state of being clean and conducive to health
  • santa - noun the legendary patron saint of children
  • sap - noun a watery solution of sugars, salts, and minerals that circulates through the vascular system of a plant; a piece of metal covered by leather with a flexible handle; used for hitting people; a person who lacks good judgment; verb excavate the earth beneath;deplete
  • sapiens - adj. of or relating to or characteristic of Homo sapiens
  • saponification - noun a chemical reaction in which an ester is heated with an alkali (especially the alkaline hydrolysis of a fat or oil to make soap)
  • saprobe - noun an organism that lives in and derives its nourishment from organic matter in stagnant or foul water
  • saprobic - adj. living in or being an environment rich in organic matter but lacking oxygen
  • saprophyte - noun an organism that feeds on dead organic matter especially a fungus or bacterium
  • saprophytic - adj. (of some plants or fungi) feeding on dead or decaying organic matter; obtaining food osmotically from dissolved organic material
  • sarah - noun (Old Testament) the wife of Abraham and mother of Isaac
  • sarcastic - adj. expressing or expressive of ridicule that wounds
  • sarcolemma - noun an extensible membrane enclosing the contractile substance of a muscle fiber
  • sarcomere - noun one of the segments into which a myofibril is divided
  • sarcoplasm - noun the cytoplasm of a striated muscle fiber
  • sated - adj. fed beyond capacity or desire
  • satellite - adj. surrounding and dominated by a central authority or power; noun man-made equipment that orbits around the earth or the moon; any celestial body orbiting around a planet or star; a person who follows or serves another; verb broadcast or disseminate via satellite
  • satiety - noun the state of being satisfactorily full and unable to take on more
  • satirical - adj. exposing human folly to ridicule
  • satirist - noun a humorist who uses ridicule and irony and sarcasm
  • satisfaction - noun act of fulfilling a desire or need or appetite; the contentment you feel when you have done something right;compensation for a wrong; state of being gratified; great satisfaction
  • satisfactorily - adv. in a satisfactory manner
  • satisfactory - adj. meeting requirements; giving satisfaction
  • satisfied - adj. filled with satisfaction; allayed
  • satisfy - verb make happy or satisfied; fulfil the requirements or expectations of; fill or meet a want or need
  • satisfying - adj. giving pleasure or satisfaction; providing freedom from worry; providing abundant nourishment
  • saturate - verb cause (a chemical compound, vapour, solution, magnetic material) to unite with the greatest possible amount of another substance; infuse or fill completely
  • saturated - adj. (of color) being chromatically pure; not diluted with white or grey or black; used especially of organic compounds; having all available valence bonds filled; being the most concentrated solution possible at a given temperature; unable to dissolve still more of a substance; wet through and through; thoroughly wet
  • saturation - noun the act of soaking thoroughly with a liquid;chromatic purity: freedom from dilution with white and hence vivid in hue; a condition in which a quantity no longer responds to some external influence; the process of totally saturating something with a substance
  • saturn - noun a giant planet that is surrounded by three planar concentric rings of ice particles; the 6th planet from the sun; (Roman mythology) god of agriculture and vegetation; counterpart of Greek Cronus
  • sauce - noun flavorful relish or dressing or topping served as an accompaniment to food; verb add zest or flavor to, make more interesting; dress (food) with a relish; behave saucy or impudently towards
  • saucy - adj. improperly forward or bold; characterized by a lightly pert and exuberant quality
  • sauerkraut - noun shredded cabbage fermented in brine
  • saul - noun (Old Testament) the first king of the Israelites who defended Israel against many enemies (especially the Philistines);(New Testament) a Christian missionary to the Gentiles; author of several Epistles in the New Testament; even though Paul was not present at the Last Supper he is considered an apostle
  • saururaceae - noun family of perennial aromatic herbs: genera Saururus, Anemopsis, Houttuynia
  • sausage - noun highly seasoned minced meat stuffed in casings; a small nonrigid airship used for observation or as a barrage balloon
  • savanna - noun a flat grassland in tropical or subtropical regions
  • save - noun (sports) the act of preventing the opposition from scoring; verb make unnecessary an expenditure or effort; to keep up and reserve for personal or special use; feather one's nest; have a nest egg; spend less; buy at a reduced price; spend sparingly, avoid the waste of; bring into safety; retain rights to; refrain from harming;save from ruin, destruction, or harm; save from sins
  • saved - adj. rescued; especially from the power and consequences of sin; guarded from injury or destruction
  • saving - adj. characterized by thriftiness; bringing about salvation or redemption from sin; noun recovery or preservation from loss or danger; an act of economizing; reduction in cost; the activity of protecting something from loss or danger
  • savoir-faire - noun social skill
  • savoury - adj. pleasing to the sense of taste; morally respectable or inoffensive; having an agreeably pungent taste; noun an aromatic or spicy dish served at the end of dinner or as an hors d'oeuvre; either of two aromatic herbs of the mint family
  • saw - noun hand tool having a toothed blade for cutting; a power tool for cutting wood; a condensed but memorable saying embodying some important fact of experience that is taken as true by many people; verb cut with a saw
  • sawdust - noun fine particles of wood made by sawing wood
  • saxophonist - noun a musician who plays the saxophone
  • say - noun the chance to speak; verb indicate; communicate or express nonverbally; recite or repeat a fixed text; utter aloud; state as one's opinion or judgement; declare; give instructions to or direct somebody to do something with authority; express a supposition;speak, pronounce, or utter in a certain way; express in words; report or maintain; have or contain a certain wording or form
  • saying - noun a word or phrase that particular people use in particular situations
  • scaffold - noun a temporary arrangement erected around a building for convenience of workers; a platform from which criminals are executed (hanged or beheaded); verb provide with a scaffold for support
  • scale - noun a flattened rigid plate forming part of the body covering of many animals; an indicator having a graduated sequence of marks; a measuring instrument for weighing; shows amount of mass; (music) a series of notes differing in pitch according to a specific scheme (usually within an octave); a thin flake of dead epidermis shed from the surface of the skin; a specialized leaf or bract that protects a bud or catkin; relative magnitude; the ratio between the size of something and a representation of it; an ordered reference standard; a metal sheathing of uniform thickness (such as the shield attached to an artillery piece to protect the gunners); verbsize or measure according to a scale; measure with or as if with scales; remove the scales from; pattern, make, regulate, set, measure, or estimate according to some rate or standard; climb up by means of a ladder; reach the highest point of; take by attacking with scaling ladders; measure by or as if by a scale
  • scaleless - adj. destitute of scales
  • scalelike - adj. reduced to a small appressed thing that resembles a scale
  • scaling - noun ascent by or as if by a ladder; act of measuring or arranging or adjusting according to a scale; the act of arranging in a graduated series
  • scalloped - adj. having a margin with rounded scallops
  • scalp - noun the skin that covers the top of the head; verb remove the scalp of; sell illegally, as on the black market
  • scaly - adj. having the body covered or partially covered with thin horny plates, as some fish and reptiles; rough to the touch; covered with scales or scurf
  • scan - noun the act of scanning; systematic examination of a prescribed region; an image produced by scanning; verb read metrically; make a wide, sweeping search of; move a light beam over; in electronics, to reproduce an image; examine hastily;examine minutely or intensely; conform to a metrical pattern; obtain data from magnetic tapes
  • scandal - noun disgraceful gossip about the private lives of other people; a disgraceful event
  • scandinavia - noun a group of culturally related countries in northern Europe; Finland and Iceland are sometimes considered Scandinavian; the peninsula in northern Europe occupied by Norway and Sweden
  • scandinavian - adj. of or relating to Scandinavia or its peoples or cultures; noun the northern family of Germanic languages that are spoken in Scandinavia and Iceland; an inhabitant of Scandinavia
  • scanning - noun the act of systematically moving a finely focused beam of light or electrons over a surface in order to produce an image of it for analysis or transmission; the process of translating photographs into a digital form that can be recognized by a computer
  • scanty - adj. lacking in amplitude or quantity; noun short underpants for women or children (usually used in the plural)
  • scaphopoda - noun small class of bilaterally symmetrical marine forms comprising the tooth shells
  • scapula - noun either of two flat triangular bones one on each side of the shoulder in human beings
  • scar - noun a mark left (usually on the skin) by the healing of injured tissue; an indication of damage; verb mark with a scar
  • scarce - adj. deficient in quantity or number compared with the demand; not enough; hard to find; adv. by a small margin
  • scarcely - adv. by a small margin; almost not
  • scarcity - noun a small and inadequate amount
  • scared - adj. made afraid
  • scarf - noun a garment worn around the head or neck or shoulders for warmth or decoration; a joint made by notching the ends of two pieces of timber or metal so that they will lock together end-to-end;verb wrap in or adorn with a scarf; unite by a scarf joint; masturbate while strangling oneself
  • scarlet - adj. of a color at the end of the color spectrum (next to orange); resembling the color of blood or cherries or tomatoes or rubies; noun a variable color that is vivid red but sometimes with an orange tinge
  • scatter - noun the act of scattering; a haphazard distribution in all directions; verb distribute loosely; sow by scattering; cause to separate; move away from each other; to cause to separate and go in different directions; strew or distribute over an area
  • scatterbrained - adj. guided by whim and fancy; lacking sense or discretion
  • scattered - adj. occurring or distributed over widely spaced and irregular intervals in time or space; lacking orderly continuity
  • scattering - adj. spreading by diffusion; noun a light shower that falls in some locations and not others nearby; the physical process in which particles are deflected haphazardly as a result of collisions;a small number (of something) dispersed haphazardly; the act of scattering; spreading widely or driving off
  • scavenger - noun any animal that feeds on refuse and other decaying organic matter; a chemical agent that is added to a chemical mixture to counteract the effects of impurities; someone who collects things that have been discarded by others
  • scenario - noun a postulated sequence of possible events; an outline or synopsis of a play (or, by extension, of a literary work); a setting for a work of art or literature
  • scene - noun graphic art consisting of the graphic or photographic representation of a visual percept; a consecutive series of pictures that constitutes a unit of action in a film; a subdivision of an act of a play; an incident (real or imaginary); the place where some action occurs; the painted structures of a stage set that are intended to suggest a particular locale; the visual percept of a region; the context and environment in which something is set; a situation treated as an observable object; a display of bad temper
  • scenery - noun the painted structures of a stage set that are intended to suggest a particular locale; the appearance of a place
  • scenic - adj. used of locations; having beautiful natural scenery; of or relating to the stage or stage scenery
  • scent - noun an odor left in passing by which a person or animal can be traced; any property detected by the olfactory system; a distinctive odor that is pleasant; verb catch the scent of; get wind of;apply perfume to; cause to smell or be smelly
  • schedule - noun an ordered list of times at which things are planned to occur; a temporally organized plan for matters to be attended to;verb plan for an activity or event; make a schedule; plan the time and place for events
  • scheduled - adj. planned or scheduled for some certain time or times
  • scheelite - noun a mineral used as an ore of tungsten
  • schematic - adj. represented in simplified or symbolic form; noundiagram of an electrical or mechanical system
  • scheme - noun an elaborate and systematic plan of action; a schematic or preliminary plan; an internal representation of the world; an organization of concepts and actions that can be revised by new information about the world; a statement that evades the question by cleverness or trickery; a group of independent but interrelated elements comprising a unified whole; verb form intrigues (for) in an underhand manner; devise a system or form a scheme for
  • schistosoma - noun type genus of the family Schistosomatidae: blood flukes
  • schistosomatidae - noun a family of Trematoda
  • schistosomiasis - noun an infestation with or a resulting infection caused by a parasite of the genus Schistosoma; common in the tropics and Far East; symptoms depend on the part of the body infected
  • schizophrenia - noun any of several psychotic disorders characterized by distortions of reality and disturbances of thought and language and withdrawal from social contact
  • schleiden - noun German physiologist and histologist who in 1838 formulated the cell theory (1804-1881)
  • schmaltz - noun (Yiddish) excessive sentimentality in art or music
  • scholar - noun a learned person (especially in the humanities); someone who by long study has gained mastery in one or more disciplines; a student who holds a scholarship; someone (especially a child) who learns (as from a teacher) or takes up knowledge or beliefs
  • scholarly - adj. characteristic of scholars or scholarship
  • scholarship - noun financial aid provided to a student on the basis of academic merit; profound scholarly knowledge
  • school - noun a building where young people receive education; the process of being formally educated at a school; a large group of fish;a body of creative artists or writers or thinkers linked by a similar style or by similar teachers; an educational institution; an educational institution's faculty and students; the period of instruction in a school; the time period when schools is in session;verb swim in or form a large group of fish; educate in or as if in a school; train to be discriminative in taste or judgment
  • schwann - noun German physiologist and histologist who in 1838 and 1839 identified the cell as the basic structure of plant and animal tissue (1810-1882)
  • scid - noun a congenital disease affecting T cells that can result from a mutation in any one of several different genes; children with it are susceptible to infectious disease; if untreated it is lethal within the first year or two of life
  • science - noun a particular branch of scientific knowledge; ability to produce solutions in some problem domain
  • science fiction - noun literary fantasy involving the imagined impact of science on society
  • scientific - adj. conforming with the principles or methods used in science; of or relating to the practice of science
  • scientifically - adv. with respect to science; in a scientific way
  • scientist - noun a person with advanced knowledge of one or more sciences
  • scintillate - verb physics: fluoresce momentarily when struck by a charged particle or high-energy photon; give off; be lively or brilliant or exhibit virtuosity; emit or reflect light in a flickering manner; reflect brightly
  • scissors - noun a gymnastic exercise performed on the pommel horse when the gymnast moves his legs as the blades of scissors move; a wrestling hold in which you wrap your legs around the opponents body or head and put your feet together and squeeze;and edge tool having two crossed pivoting blades
  • scleroderma - noun genus of poisonous fungi having hard-skinned fruiting bodies: false truffles; an autoimmune disease that affects the blood vessels and connective tissue; fibrous connective tissue is deposited in the skin
  • scleroprotein - noun a simple protein found in horny and cartilaginous tissues and in the lens of the eye
  • scombridae - noun marine food fishes: mackerels; chub mackerels; tuna
  • scoop - noun a large ladle; the shovel or bucket of dredge or backhoe; the quantity a scoop will hold; a hollow concave shape made by removing something; street names for gamma hydroxybutyrate; a news report that is reported first by one news organization; verb take out or up with or as if with a scoop; get the better of
  • scope - noun an area in which something acts or operates or has power or control: "the range of a supersonic jet"; electronic equipment that provides visual images of varying electrical quantities; a magnifier of images of distant objects; the state of the environment in which a situation exists
  • score - noun the act of scoring in a game or sport; the facts about an actual situation; a written form of a musical composition; parts for different instruments appear on separate staves on large pages; a set of twenty members; grounds; a number that expresses the accomplishment of a team or an individual in a game or contest; a slight surface cut (especially a notch that is made to keep a tally); an amount due (as at a restaurant or bar); a seduction culminating in sexual intercourse; a number or letter indicating quality (especially of a student's performance); a resentment strong enough to justify retaliation; verb make underscoring marks; gain points in a game;get a certain number or letter indicating quality or performance;make small marks into the surface of; write a musical score for;assign a grade or rank to, according to one's evaluation; induce to have sex
  • scores - noun a large number or amount
  • scoring - noun evaluation of performance by assigning a grade or score
  • scornful - adj. expressing extreme contempt
  • scotland - noun one of the four countries that make up the United Kingdom of Great Britain and Northern Ireland; located on the northern part of the island of Great Britain; famous for bagpipes and plaids and kilts
  • scots - adj. of or relating to or characteristic of Scotland or its people or culture or its English dialect or Gaelic language; noun the dialect of English used in Scotland
  • scott - noun United States slave who sued for liberty after living in a non-slave state; caused the Supreme Court to declare the Missouri Compromise unconstitutional (1795?-1858); British author of historical novels and ballads (1771-1832); United States general who was a hero of the War of 1812 and who defeated Santa Anna in the Mexican War (1786-1866); English explorer who reached the South Pole just a month after Amundsen; he and his party died on the return journey (1868-1912); award-winning United States film actor (1928-1999)
  • scottish - adj. of or relating to or characteristic of Scotland or its people or culture or its English dialect or Gaelic language; noun the dialect of English used in Scotland
  • scrap - noun a small piece of something that is left over after the rest has been used; the act of fighting; any contest or struggle; a small fragment of something broken off from the whole; worthless material that is to be disposed of; verb make into scrap or refuse;have a disagreement over something; dispose of (something useless or old)
  • scrape - noun a deep bow with the foot drawn backwards (indicating excessive humility); a harsh noise made by scraping; an indication of damage; an abraded area where the skin is torn or worn off; verbscratch repeatedly; gather (money or other resources) together over time; make by scraping; bend the knees and bow in a servile manner; cut the surface of; wear away the surface of; bruise, cut, or injure the skin or the surface of
  • scraped - adj. having surface damage
  • scraper - noun any of various hand tools for scraping
  • scraping - noun (usually plural) a fragment scraped off of something and collected; a deep bow with the foot drawn backwards (indicating excessive humility); a harsh noise made by scraping
  • scratch - noun an indication of damage; poor handwriting; a harsh noise made by scraping; dry mash for poultry; informal terms for money; a depression scratched or carved into a surface; an abraded area where the skin is torn or worn off; verb cut the surface of; wear away the surface of; carve, cut, or etch into a material or surface;cause friction; gather (money or other resources) together over time;remove by erasing or crossing out or as if by drawing a line; scrape or rub as if to relieve itching; postpone indefinitely or annul something that was scheduled
  • scratched - adj. having surface damage
  • scratching - adj. (of a pain) as if caused by scraping with nails or claws; noun a harsh noise made by scraping
  • screen - noun protective covering consisting of a metallic netting mounted in a frame and covering windows or doors (especially for protection against insects); a covering that serves to conceal or shelter something; partition consisting of a decorative frame or panel that serves to divide a space; display on the surface of the large end of a cathode-ray tube on which is electronically created; a white or silvered surface where pictures can be projected for viewing;something that keeps things out or hinders sight; a door that consists of a frame holding metallic or plastic netting; used to allow ventilation and to keep insects from entering a building through the open door; a strainer for separating lumps from powdered material or grading particles; verb examine methodically; prevent from entering; project onto a screen for viewing; examine in order to test suitability; test or examine for the presence of disease or infection;protect, hide, or conceal from danger or harm; separate with a riddle, as grain from chaff
  • screening - noun testing objects or persons in order to identify those with particular characteristics; fabric of metal or plastic mesh;the display of a motion picture; the act of concealing the existence of something by obstructing the view of it
  • screw - noun a fastener with a tapered threaded shank and a slotted head; a propeller with several angled blades that rotates to push against water or air; a simple machine of the inclined-plane type consisting of a spirally threaded cylindrical rod that engages with a similarly threaded hole; slang for sexual intercourse; someone who guards prisoners; verb tighten or fasten by means of screwing motions; cause to penetrate, as with a circular motion; turn like a screw; defeat someone in an expectation through trickery or deceit;have sexual intercourse with
  • scrimmage - noun (American football) practice play between a football team's squads; a noisy riotous fight; verb practice playing (a sport)
  • script - noun a particular orthography or writing system; a written version of a play or other dramatic composition; used in preparing for a performance; something written by hand; verb write a script for
  • scrophulariaceae - noun a family of dicotyledonous plants of the order Polemoniales; includes figwort and snapdragon and foxglove and toadflax and speedwell and mullein; in some classifications placed in the order Scrophulariales
  • scrotum - noun the external pouch that contains the testes
  • scrub - adj. (of domestic animals) not selectively bred; noun the act of cleaning a surface by rubbing it with a brush and soap and water;dense vegetation consisting of stunted trees or bushes; verb wash thoroughly; clean with hard rubbing; postpone indefinitely or annul something that was scheduled
  • scrupulous - adj. having scruples; arising from a sense of right and wrong; principled; characterized by extreme care and great effort
  • scrutiny - noun a prolonged intense look; the act of examining something closely (as for mistakes)
  • sculpted - adj. cut into a desired shape
  • sculptor - noun a faint constellation in the southern hemisphere near Phoenix and Cetus; an artist who creates sculptures
  • sculpture - noun creating figures or designs in three dimensions; a three-dimensional work of plastic art; verb shape (a material like stone or wood) by whittling away at it; create by shaping stone or wood or any other hard material
  • scurf - noun (botany) a covering that resembles scales or bran that covers some plant parts; a thin flake of dead epidermis shed from the surface of the skin
  • scurry - noun rushing about hastily in an undignified way; verb to move about or proceed hurriedly
  • scutigera - noun a genus of Scutigeridae
  • scutigeridae - noun a family of Chilopoda
  • scyphozoa - noun coelenterates in which the polyp stage is absent or at least inconspicuous: jellyfishes
  • scyphozoan - noun any of various usually free-swimming marine coelenterates having a gelatinous medusoid stage as the dominant phase of its life cycle
  • scythia - noun an ancient area of Eurasia extending from the Black Sea to the Aral Sea that was populated by Scythians from the eighth to the fourth century BC
  • sea - adj. relating to or characteristic of or occurring on the sea or ships; noun a division of an ocean or a large body of salt water partially enclosed by land; turbulent water with swells of considerable size; anything apparently limitless in quantity or volume
  • seacoast - noun the shore of a sea or ocean
  • seafood - noun edible fish (broadly including freshwater fish) or shellfish or roe etc
  • seahorse - noun small fish with horselike heads bent sharply downward and curled tails; swim in upright position; either of two large northern marine mammals having ivory tusks and tough hide over thick blubber
  • seal - noun any of numerous marine mammals that come on shore to breed; chiefly of cold regions; a device incised to make an impression; used to secure a closing or to authenticate documents;fastener that provides a tight and perfect closure; a finishing coat applied to exclude moisture; a stamp affixed to a document (as to attest to its authenticity or to seal it); the pelt or fur (especially the underfur) of a seal; fastener consisting of a resinous composition that is plastic when warm; used for sealing documents and parcels and letters; an indication of approved or superior status; a member of a Naval Special Warfare unit who is trained for unconventional warfare; verb decide irrevocably; hunt seals; close with or as if with a seal; make tight; secure against leakage; affix a seal to; cover with varnish
  • sealed - adj. covered with a waterproof coating; having been paved;determined irrevocably; closed or secured with or as if with a seal;established irrevocably; undisclosed for the time being; (of walls) covered with a coat of plaster
  • sealing - noun the act of treating something to make it repel water
  • seam - noun joint consisting of a line formed by joining two pieces; a stratum of ore or coal thick enough to be mined with profit; a slight depression in the smoothness of a surface; verb put together with a seam
  • seamed - adj. having or joined by a seam or seams; (used especially of skin) marked by lines or seams
  • seance - noun a meeting of spiritualists
  • seaport - noun a sheltered port where ships can take on or discharge cargo
  • sear - adj. (used especially of vegetation) having lost all moisture;verb make very hot and dry; cause to wither or parch from exposure to heat; burn slightly and superficially so as to affect color; become superficially burned
  • search - noun an investigation seeking answers; boarding and inspecting a ship on the high seas; the activity of looking thoroughly in order to find something or someone; the examination of alternative hypotheses; an operation that determines whether one or more of a set of items has a specified property; verb try to locate or discover, or try to establish the existence of; subject to a search;search or seek; inquire into
  • searching - adj. exploring thoroughly; having keenness and forcefulness and penetration in thought, expression, or intellect;diligent and thorough in inquiry or investigation
  • searchingly - adv. in a searching manner
  • seashore - noun the shore of a sea or ocean
  • season - noun one of the natural periods into which the year is divided by the equinoxes and solstices or atmospheric conditions; a recurrent time marked by major holidays; a period of the year marked by special events or activities in some field; verb make fit;lend flavor to; make more temperate, acceptable, or suitable by adding something else; moderate
  • seasonal - adj. occurring at or dependent on a particular season;noun a worker who finds employment only in certain seasons
  • seasonally - adv. depending on the season
  • seasoned - adj. rendered competent through trial and experience;aged or processed
  • seasoning - noun the act of adding a seasoning to food; something added to food primarily for the savor it imparts
  • seat - noun any support where you can sit (especially the part of a chair or bench etc. on which you sit); furniture that is designed for sitting on; the cloth covering for the buttocks; a space reserved for sitting (as in a theater or on a train or airplane); a center of authority (as a city from which authority is exercised); the fleshy part of the human body that you sit on; verb show to a seat; assign a seat for;provide with seats; put a seat on a chair; be able to seat; place ceremoniously or formally in an office or position
  • seated - adj. (of persons) having the torso erect and legs bent with the body supported on the buttocks
  • seating - noun the service of ushering people to their seats; an area that includes places where several people can sit
  • seats - noun an area that includes places where several people can sit
  • seattle - noun a major port of entry and the largest city in Washington; located in west central Washington on the protected waters of Puget Sound with the snow-capped peaks of the Cascade Range and Mount Ranier visible to the south and east; an aerospace and computer center; site of the University of Washington
  • seawater - noun water containing salts
  • seaweed - noun plant growing in the sea, especially marine algae
  • sebaceous - adj. containing an unusual amount of grease or oil
  • sebum - noun the oily secretion of the sebaceous glands; with perspiration it moistens and protects the skin
  • sec - adj. (of champagne) moderately dry; noun an independent federal agency that oversees the exchange of securities to protect investors; ratio of the hypotenuse to the adjacent side of a right-angled triangle; 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites
  • secluded - adj. providing privacy or seclusion; hidden from general view or use
  • seclusion - noun the act of secluding yourself from others; the quality of being secluded from the presence or view of others
  • second - adj. having the second highest gear ratio; coming next after first; a part or voice or instrument or orchestra section lower in pitch than or subordinate to the first; coming next after the first in position in space or time or degree or magnitude; adv. in the second place; noun a speech seconding a motion; the official attendant of a contestant in a duel or boxing match; a 60th part of a minute of arc;following the first in an ordering or series; 1/60 of a minute; the basic unit of time adopted under the Systeme International d'Unites; the fielding position of the player on a baseball team who is stationed near the second of the bases in the infield; merchandise that has imperfections; usually sold at a reduced price without the brand name; the gear that has the second lowest forward gear ratio in the gear box of a motor vehicle; a particular point in time; an indefinitely short time; verb transfer an employee to a different, temporary assignment; give support or one's approval to
  • secondary - adj. belonging to a lower class or rank; not of major importance; being of second rank or importance or value; not direct or immediate; depending on or incidental to what is original or primary; inferior in rank or status; noun the defensive football players who line up behind the linemen; coil such that current is induced in it by passing a current through the primary coil
  • secondhand - adj. previously used or owned by another; derived from what is primary or original; not firsthand; adv. by indirect means
  • secrecy - noun the trait of keeping things secret; the condition of being concealed or hidden
  • secret - adj. the next to highest level of official classification for documents; not expressed; indulging only covertly; communicated covertly; not open or public; kept private or not revealed; not openly made known; having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding;conducted with or marked by hidden aims or methods; (of information) given in confidence or in secret; hidden from general view or use; designed to elude detection; noun information known only to a special group; something that should remain hidden from others (especially information that is not to be passed on);something that baffles understanding and cannot be explained
  • secretary - noun a desk used for writing; an assistant who handles correspondence and clerical work for a boss or an organization; a person who is head of an administrative department of government;a person to whom a secret is entrusted
  • secrete - verb generate and separate from cells or bodily fluids;place out of sight; keep secret
  • secretion - noun a functionally specialized substance (especially one that is not a waste) released from a gland or cell; the organic process of synthesizing and releasing some substance
  • secretive - adj. inclined to secrecy or reticence about divulging information
  • secretively - adv. in a secretive manner; with a preference for secrecy
  • secretiveness - noun the trait of keeping things secret;characterized by a lack of openness (especially about one's actions or purposes)
  • secretly - adv. not openly; inwardly; in secrecy; not openly
  • secretory - adj. of or relating to or producing a secretion
  • sect - noun a subdivision of a larger religious group; a dissenting clique
  • section - noun one of several parts or pieces that fit with others to constitute a whole object; a self-contained part of a larger composition (written or musical); a segment of a citrus fruit; a small team of policemen working as part of a police platoon; a small army unit usually having a special function; a division of an orchestra containing all instruments of the same class; (geometry) the area created by a plane cutting through a solid; a distinct region or subdivision of a territorial or political area or community or group of people; a very thin slice (of tissue or mineral or other substance) for examination under a microscope; a land unit of 1 square mile measuring 1 mile on a side; the cutting of or into body tissues or organs (especially by a surgeon as part of an operation); one of the portions into which something is regarded as divided and which together constitute a whole; a specialized division of a large organization; verb divide into segments
  • sector - noun measuring instrument consisting of two graduated arms hinged at one end; a particular aspect of life or activity; a body of people who form part of society or economy; a portion of a military position; the minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes; a plane figure bounded by two radii and the included arc of a circle
  • secular - adj. concerning those not members of the clergy; nounsomeone who is not a clergyman or a professional person
  • secure - adj. free from fear or doubt; easy in mind; free from danger or risk; not likely to fail or give way; kept safe or defended from danger or injury or loss; financially sound; able to withstand attack;verb assure payment of; make certain of; furnish with battens; cause to be firmly attached; fill or close tightly with or as if with a plug; get by special effort
  • secured - adj. secured by written agreement; firmly fastened or secured against opening
  • securely - adv. in a secure manner; in a manner free from danger;in an invulnerable manner; in a manner free from fear or risk; in a confident and unselfconscious manner
  • security - noun measures taken as a precaution against theft or espionage or sabotage etc.; a guarantee that an obligation will be met; freedom from anxiety or fear; a department responsible for the security of the institution's property and workers; defense against financial failure; financial independence; property that your creditor can claim in case you default on your obligation; a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends; the state of being free from danger or injury; an electrical device that sets off an alarm when someone tries to break in
  • sedative - adj. tending to soothe or tranquilize; noun a drug that reduces excitability and calms a person
  • sedentary - adj. requiring sitting or little activity
  • sediment - noun matter that has been deposited by some natural process; verb settle as sediment; deposit as a sediment
  • sedimentary - adj. resembling or containing or formed by the accumulation of sediment; produced by the action of water
  • seductive - adj. tending to entice into a desired action or state
  • see - noun the seat within a bishop's diocese where his cathedral is located; verb be careful or certain to do something; make certain of something; deem to be; deliberate or decide; match or meet;receive as a specified guest; accompany or escort; perceive by sight or have the power to perceive by sight; see and understand, have a good eye; observe as if with an eye; go to see for professional or business reasons; go to see for a social visit; perceive (an idea or situation) mentally; get to know or become aware of, usually accidentally; make sense of; assign a meaning to; find out, learn, or determine with certainty, usually by making an inquiry or other effort;imagine; conceive of; see in one's mind; come together; go or live through; perceive or be contemporaneous with; observe, check out, and look over carefully or inspect; see or watch; date regularly; have a steady relationship with; visit a place, as for entertainment; take charge of or deal with
  • seed - noun a mature fertilized plant ovule consisting of an embryo and its food source and having a protective coat or testa; a small hard fruit; the thick white fluid containing spermatozoa that is ejaculated by the male genital tract; anything that provides inspiration for later work; one of the outstanding players in a tournament; verb remove the seeds from; inoculate with microorganisms; sprinkle with silver iodide particles to disperse and cause rain; distribute (players or teams) so that outstanding teams or players will not meet in the early rounds; go to seed; shed seeds;bear seeds; help (an enterprise) in its early stages of development by providing seed money; place (seeds) in or on the ground for future growth
  • seedbed - noun a bed where seedlings are grown before transplanting
  • seeded - adj. sprinkled with seed; (of the more skilled contestants) selectively arranged in the draw for position in a tournament so that they meet each other in later rounds; having or supplied with seeds;having seeds as specified; having the seeds extracted
  • seedless - adj. lacking seeds
  • seedlike - adj. resembling a seed
  • seedling - noun young plant or tree grown from a seed
  • seeing - adj. having vision, not blind; noun normal use of the faculty of vision; perception by means of the eyes
  • seek - noun the movement of a read/write head to a specific data track on a disk; verb inquire for; go to or towards; try to get or reach;try to locate or discover, or try to establish the existence of; make an effort or attempt
  • seeker - noun a missile equipped with a device that is attracted toward some kind of emission (heat or light or sound or radio waves); someone making a search or inquiry
  • seeking - adj. trying to obtain; noun an attempt to acquire or gain something; the act of searching for something
  • seem - verb appear to one's own mind or opinion; appear to exist;give a certain impression or have a certain outward aspect; seem to be true, probable, or apparent
  • seeming - adj. appearing as such but not necessarily so
  • seemingly - adv. from appearances alone
  • segment - noun one of the parts into which something naturally divides; one of several parts or pieces that fit with others to constitute a whole object; verb divide or split up; divide into segments
  • segmental - adj. divided or organized into speech segments or isolable speech sounds; having the body divided into successive metameres or segments, as in earthworms or lobsters
  • segmentation - noun the act of dividing or partitioning; separation by the creation of a boundary that divides or keeps apart;(embryology) the repeated division of a fertilised ovum
  • segmented - adj. having the body divided into successive metameres or segments, as in earthworms or lobsters
  • segregate - noun someone who is or has been segregated; verbseparate or isolate (one thing) from another and place in a group apart from others; divide from the main body or mass and collect;separate by race or religion; practice a policy of racial segregation
  • segregated - adj. separated or isolated from others or a main group
  • segregation - noun the act of segregating or sequestering; a social system that provides separate facilities for minority groups;(genetics) the separation of paired alleles during meiosis so that members of each pair of alleles appear in different gametes
  • seismic - adj. subject to or caused by an earthquake or earth vibration
  • seize - verb affect; take hold of; grab; take or capture by force; hook by a pull on the line; capture the attention or imagination of; take possession of by force, as after an invasion; take temporary possession of as a security, by legal authority; seize and take control without authority and possibly with force; take as one's right or possession
  • seized - adj. taken without permission or consent especially by public authority
  • seizing - noun small stuff that is used for lashing two or more ropes together; the act of gripping something firmly with the hands
  • seizure - noun the taking possession of something by legal process;a sudden occurrence (or recurrence) of a disease; the act of forcibly dispossessing an owner of property; the act of taking of a person by force
  • selaginellaceae - noun lesser club mosses: terrestrial chiefly tropical plants resembling mosses
  • selaginellales - noun in some classifications included in Lycopodiales
  • select - adj. selected or chosen for special qualifications; of superior grade; verb pick out, select, or choose from a number of alternatives
  • selected - adj. chosen in preference to another
  • selection - noun an assortment of things from which a choice can be made; the act of choosing or selecting; the person or thing chosen or selected; a passage selected from a larger work; a natural process resulting in the evolution of organisms best adapted to the environment
  • selective - adj. tending to select; characterized by careful choice;characterized by very careful or fastidious selection
  • selectively - adv. in a selective manner
  • selectivity - noun the property of being selective
  • selenium - noun a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite)
  • self - adj. (used as a combining form) relating to--of or by or to or from or for--the self; noun your consciousness of your own identity;a person considered as a unique individual
  • self-contained - adj. constituting a complete and independent unit in and of itself; in full control of your faculties
  • self-control - noun the trait of resolutely controlling your own behavior; the act of denying yourself; controlling your impulses
  • self-destruct - verb do away with oneself or itself
  • self-fertilization - noun fertilization by the union of male and female gametes from the same individual
  • self-fertilized - adj. fertilized by its own pollen
  • self-governing - adj. (of political bodies) not controlled by outside forces
  • self-importance - noun an exaggerated opinion of your own importance; an inflated feeling of pride in your superiority to others
  • self-improvement - noun the act of improving yourself
  • self-interest - noun concern for your own interests and welfare;taking advantage of opportunities without regard for the consequences for others
  • self-pollinating - adj. of or relating to or characteristic of self-pollination
  • self-pollination - noun fertilization by transfer of pollen from the anthers to the stigma of the same flower
  • self-possessed - adj. in full control of your faculties
  • self-propelled - adj. moved forward by its own force or momentum;containing within itself the means of propulsion or movement
  • self-renewal - noun the act of renewing yourself (or itself)
  • self-restraint - noun exhibiting restraint imposed on the self
  • self-sufficiency - noun personal independence
  • self-sufficient - adj. able to provide for your own needs without help from others
  • selfishly - adv. in an egotistical manner
  • selfishness - noun stinginess resulting from a concern for your own welfare and a disregard of others
  • sell - noun the activity of persuading someone to buy; verbpersuade somebody to accept something; give up for a price or reward; exchange or deliver for money or its equivalent; be sold at a certain price or in a certain way; be responsible for the sale of; be approved of or gain acceptance; do business; offer for sale as for one's livelihood; deliver to an enemy by treachery
  • selling - noun the exchange of goods for an agreed sum of money
  • semantic - adj. of or relating to meaning or the study of meaning
  • semblance - noun an outward or token appearance or form that is deliberately misleading; picture consisting of a graphic image of a person or thing; an erroneous mental representation
  • semen - noun the thick white fluid containing spermatozoa that is ejaculated by the male genital tract
  • semester - noun half a year; a period of 6 months; one of two divisions of an academic year
  • semi-erect - adj. of plants that are partly erect
  • semiaquatic - adj. partially aquatic; living or growing partly on land and partly in water; having an aquatic early or larval form and a terrestrial adult form
  • semicircular - adj. curved into a half circle
  • semiconductor - noun a substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity increases with temperature and in the presence of impurities; a conductor made with semiconducting material
  • semiliquid - adj. somewhat liquid
  • seminal - adj. pertaining to or containing or consisting of semen;containing seeds of later development
  • seminiferous - adj. bearing or producing seed or semen
  • semipermeable - adj. (of a membrane) selectively permeable
  • semisolid - adj. partly solid; having a rigidity and viscosity intermediate between a solid and a liquid
  • semisynthetic - adj. not of natural origin; prepared or made artificially
  • semitone - noun the musical interval between adjacent keys on a keyboard instrument
  • semitransparent - adj. almost transparent; allowing light to pass through diffusely
  • senate - noun assembly possessing high legislative powers; the upper house of the United States Congress
  • send - verb transfer; to cause or order to be taken, directed, or transmitted to another place; cause to go somewhere; broadcast over the airwaves, as in radio or television; cause to be directed or transmitted to another place; assign to a station; transport commercially; cause to be admitted; of persons to an institution
  • sending - noun the act of causing something to go (especially messages)
  • seneca - noun the Iroquoian language spoken by the Seneca; a member of the Iroquoian people formerly living in New York state south of Lake Ontario; Roman statesman and philosopher who was an advisor to Nero; his nine extant tragedies are modeled on Greek tragedies (circa 4 BC - 65 AD)
  • senior - adj. used of the fourth and final year in United States high school or college; older; higher in rank; longer in length of tenure or service; advanced in years; (`aged' is pronounced as two syllables);noun an undergraduate student during the year preceding graduation; a person who is older than you are
  • sensation - noun an unelaborated elementary awareness of stimulation; a general feeling of excitement and heightened interest;a state of widespread public excitement and interest; the faculty through which the external world is apprehended; someone who is dazzlingly skilled in any field
  • sensational - adj. causing intense interest, curiosity, or emotion;relating to or concerned in sensation; commanding attention
  • sense - noun the faculty through which the external world is apprehended; a general conscious awareness; a natural appreciation or ability; the meaning of a word or expression; the way in which a word or expression or situation can be interpreted; sound practical judgment; verb comprehend; become aware of not through the senses but instinctively; detect some circumstance or entity automatically; perceive by a physical sensation, e.g., coming from the skin or muscles
  • sensed - adj. detected by instinct or inference rather than by recognized perceptual cues
  • senseless - adj. (of especially persons) lacking sense or understanding or judgment; unresponsive to stimulation; lacking import; not marked by the use of reason
  • sensibility - noun mental responsiveness and awareness; refined sensitivity to pleasurable or painful impressions; (physiology) responsiveness to external stimuli; the faculty of sensation
  • sensible - adj. aware intuitively or intellectually of something sensed; readily perceived by the senses; able to feel or perceive;showing reason or sound judgment
  • sensing - noun becoming aware of something via the senses; the perception that something has occurred or some state exists
  • sensitive - adj. of or pertaining to classified information or matters affecting national security; hurting; responsive to physical stimuli;being susceptible to the attitudes, feelings, or circumstances of others; able to feel or perceive; noun someone who serves as an intermediary between the living and the dead
  • sensitivity - noun the ability to respond to affective changes in your interpersonal environment; the ability to respond to physical stimuli or to register small physical amounts or differences; (physiology) responsiveness to external stimuli; the faculty of sensation;sensitivity to emotional feelings (of self and others); susceptibility to a pathogen
  • sensitization - noun (psychology) the process of becoming highly sensitive to specific events or situations (especially emotional events or situations); the state of being sensitive (as to an antigen);rendering an organism sensitive to a serum by a series of injections
  • sensitized - adj. having an allergy or peculiar or excessive susceptibility (especially to a specific factor)
  • sensor - noun any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner
  • sensory - adj. involving or derived from the senses; of a nerve fiber or impulse originating outside and passing toward the central nervous system; relating to or concerned in sensation
  • sensual - adj. sexually exciting or gratifying; marked by the appetites and passions of the body
  • sent - adj. caused or enabled to go or be conveyed or transmitted;noun 100 senti equal 1 kroon in Estonia
  • sentence - noun a string of words satisfying the grammatical rules of a language; (criminal law) a final judgment of guilty in a criminal case and the punishment that is imposed; the period of time a prisoner is imprisoned; verb pronounce a sentence on (somebody) in a court of law
  • sentiment - noun tender, romantic, or nostalgic feeling or emotion; a personal belief or judgment that is not founded on proof or certainty
  • sentimental - adj. given to or marked by sentiment or sentimentality; effusively or insincerely emotional
  • sentimentality - noun extravagant or affected feeling or emotion;falsely emotional in a maudlin way
  • sentry - noun a person employed to watch for something to happen
  • sepal - noun one of the green parts that form the calyx of a flower
  • separate - adj. separated according to race, sex, class, or religion;independent; not united or joint; standing apart; not attached to or supported by anything; have the connection undone; having become separate; characteristic of or meant for a single person or thing; not living together as man and wife; noun a garment that can be purchased separately and worn in combinations with other garments; a separately printed article that originally appeared in a larger publication; verb divide into components or constituents;force, take, or pull apart; come apart; go one's own way; move apart; make a division or separation; discontinue an association or relation; go different ways; act as a barrier between; stand between;divide into two or more branches so as to form a fork; become separated into pieces or fragments; mark as different; arrange or order by classes or categories; separate into parts or portions; treat differently on the basis of sex or race
  • separated - adj. spaced apart; no longer connected or joined;separated at the joint; being or feeling set or kept apart from others;not living together as man and wife
  • separately - adv. apart from others
  • separation - noun the act of dividing or disconnecting; the social act of separating or parting company; sorting one thing from others; the termination of employment (by resignation or dismissal); coming apart; the space where a division or parting occurs; the state of lacking unity; (law) the cessation of cohabitation of man and wife (either by mutual agreement or under a court order); the distance between things
  • sepsis - noun the presence of pus-forming bacteria or their toxins in the blood or tissues
  • september - noun the month following August and preceding October
  • septicemia - noun invasion of the bloodstream by virulent microorganisms from a focus of infection
  • septum - noun (anatomy) a dividing partition between two tissues or cavities; a partition or wall especially in an ovary
  • sequence - noun film consisting of a succession of related shots that develop a given subject in a movie; a following of one thing after another in time; several repetitions of a melodic phrase in different keys; serial arrangement in which things follow in logical order or a recurrent pattern; the action of following in order; verb arrange in a sequence; determine the order of constituents in
  • sequential - adj. in regular succession without gaps
  • sequentially - adv. in a consecutive manner
  • sequestered - adj. kept separate and secluded; providing privacy or seclusion
  • sequoia - noun either of two huge coniferous California trees that reach a height of 300 feet; sometimes placed in the Taxodiaceae
  • serendipity - noun good luck in making unexpected and fortunate discoveries
  • serene - adj. completely clear and fine; not agitated; without losing self-possession
  • serenely - adv. in a peacefully serene manner
  • serial - adj. of or relating to the sequential performance of multiple operations; pertaining to or occurring in or producing a series;pertaining to or composed in serial technique; in regular succession without gaps; noun a serialized set of programs; a periodical that appears at scheduled times
  • serially - adv. in a serial manner
  • series - noun (mathematics) the sum of a finite or infinite sequence of expressions; a periodical that appears at scheduled times;(sports) several contests played successively by the same teams;similar things placed in order or happening one after another; a group of postage stamps having a common theme or a group of coins or currency selected as a group for study or collection;(electronics) connection of components in such a manner that current flows first through one and then through the other; a serialized set of programs
  • serious - adj. requiring effort or concentration; complex and not easy to answer or solve; of great consequence; concerned with work or important matters rather than play or trivialities; causing fear or anxiety by threatening great harm; appealing to the mind;completely lacking in playfulness
  • seriously - adv. in a serious manner; to a severe or serious degree
  • seriousness - noun the trait of being serious; the quality of arousing fear or distress; an earnest and sincere feeling
  • sermon - noun a moralistic rebuke; an address of a religious nature (usually delivered during a church service)
  • serous - adj. of or producing or containing serum
  • serranidae - noun marine fishes: sea basses; sea perches; groupers; jewfish
  • serrate - adj. notched like a saw with teeth pointing toward the apex;verb make saw-toothed or jag the edge of
  • serum - noun watery fluid of the blood that resembles plasma but contains fibrinogen
  • servant - noun a person working in the service of another (especially in the household); in a subordinate position
  • serve - noun (sports) a stroke that puts the ball in play; verb put the ball into play; do duty or hold offices; serve in a specific function;provide (usually but not necessarily food); help to some food; help with food or drink; mate with; deliver a warrant or summons to someone; do military service; work for or be a servant to; devote (part of) one's life or efforts to, as of countries, institutions, or ideas;contribute or conduce to; promote, benefit, or be useful or beneficial to; serve a purpose, role, or function; spend time in prison or in a labor camp; be used by; as of a utility; be sufficient; be adequate, either in quality or quantity
  • server - noun utensil used in serving food or drink; (computer science) a computer that provides client stations with access to files and printers as shared resources to a computer network; (court games) the player who serves to start a point; a person whose occupation is to serve at table (as in a restaurant)
  • service - noun the performance of duties by a waiter or servant; the act of delivering a writ or summons upon someone; work done by one person or group that benefits another; (law) the acts performed by an English feudal tenant for the benefit of his lord which formed the consideration for the property granted to him; employment in or work for another; the act of public worship following prescribed rules; an act of help or assistance; tableware consisting of a complete set of articles (silver or dishware) for use at table; a company or agency that performs a public service; subject to government regulation; Canadian writer (born in England) who wrote about life in the Yukon Territory (1874-1958); periodic maintenance on a car or machine; (sports) a stroke that puts the ball in play; the act of mating by male animals; a means of serving; a force that is a branch of the armed forces; verb make fit for use; be used by; as of a utility; mate with
  • serviceman - noun someone who serves in the armed forces; a member of a military force
  • services - noun performance of duties or provision of space and equipment helpful to others
  • servile - adj. submissive or fawning in attitude or behavior; relating to or involving slaves
  • serving - noun the act of delivering a writ or summons upon someone; an individual quantity of food or drink taken as part of a meal
  • servitude - noun state of subjection to an owner or master or forced labor imposed as punishment
  • sessile - adj. attached directly by the base; not having an intervening stalk; permanently attached to a substrate; not free to move about
  • session - noun a meeting devoted to a particular activity; a meeting for execution of a group's functions; a meeting of spiritualists; the time during which a school holds classes
  • set - adj. being below the horizon; converted to solid form (as concrete); fixed and unmoving; set down according to a plan:"a carefully laid table with places set for four people"; (usually followed by `to' or `for') on the point of or strongly disposed; situated in a particular spot or position; determined or decided upon as by an authority; noun several exercises intended to be done in series; the act of putting something in position; any electronic equipment that receives or transmits radio or tv signals; (psychology) being temporarily ready to respond in a particular way; the descent of a heavenly body below the horizon; a group of things of the same kind that belong together and are so used; (mathematics) an abstract collection of numbers or symbols; an unofficial association of people or groups; evil Egyptian god with the head of a beast that has high square ears and a long snout; brother and murderer of Osiris; a unit of play in tennis or squash; representation consisting of the scenery and other properties used to identify the location of a dramatic production; a relatively permanent inclination to react in a particular way; the process of becoming hard or solid by cooling or drying or crystallization; verb set to a certain position or cause to operate correctly; put into a certain state; cause to be in a certain state;establish as the highest level or best performance; give a fine, sharp edge to a knife or razor; insert (a nail or screw below the surface, as into a countersink); fix in a border; put into a position that will restore a normal state; apply or start; locate; disappear beyond the horizon;arrange attractively; bear fruit; alter or regulate so as to achieve accuracy or conform to a standard; make ready or suitable or equip in advance for a particular purpose or for some use, event, etc; get ready for a particular purpose or event; equip with sails or masts;become gelatinous; estimate; fix conclusively or authoritatively;decide upon or fix definitely; urge a dog to attack someone; put into a certain place or abstract location; put or set (seeds, seedlings, or plants) into the ground; adapt for performance in a different way; set in type
  • seta - noun a stiff hair or bristle; stalk of a moss capsule
  • setting - noun the context and environment in which something is set; the physical position of something; the state of the environment in which a situation exists; arrangement of scenery and properties to represent the place where a play or movie is enacted; a mounting consisting of a piece of metal (as in a ring or other jewelry) that holds a gem in place; a table service for one person
  • settle - noun a long wooden bench with a back; verb take up residence and become established; form a community; become settled or established and stable in one's residence or life style;establish or develop as a residence; become resolved, fixed, established, or quiet; settle conclusively; come to terms; end a legal dispute by arriving at a settlement; accept despite complete satisfaction; get one's revenge for a wrong or an injury; arrange or fix in the desired order; cause to become clear by forming a sediment (of liquids); become clear by the sinking of particles; come to rest; settle into a position, usually on a surface or ground; dispose of; make a financial settlement; come as if by falling; make final; put the last touches on; put into final form; bring to an end; settle conclusively; come to terms; fix firmly; sink down or precipitate; go under, "The raft sank and its occupants drowned"
  • settled - adj. not changeable; established in a desired position or place; not moving about; established or decided beyond dispute or doubt; clearly defined; inhabited by colonists
  • settlement - noun something settled or resolved; the outcome of decision making; a conclusive resolution of a matter and disposition of it; an area where a group of families live together; termination of a business operation by using its assets to discharge its liabilities; the act of colonizing; the establishment of colonies; a community of people smaller than a town; a body of people who settle far from home but maintain ties with their homeland; inhabitants remain nationals of their home state but are not literally under the home state's system of government
  • settler - noun a person who settles in a new colony or moves into new country; a clerk in a betting shop who calculates the winnings; a negotiator who settles disputes
  • settling - noun a gradual sinking to a lower level
  • seven - adj. being one more than six; noun the cardinal number that is the sum of six and one
  • seventeenth - adj. coming next after the sixteenth in position; nounposition 17 in a countable series of things
  • seventh - adj. coming next after the sixth and just before the eighth in position; noun the musical interval between one note and another seven notes away from it; position seven in a countable series of things; one part in seven equal parts
  • several - adj. distinct and individual; (used with count nouns) of an indefinite number more than 2 or 3 but not many; considered individually
  • severe - adj. very bad in degree or extent; unsparing and uncompromising in discipline or judgment; intensely or extremely bad or unpleasant in degree or quality; causing fear or anxiety by threatening great harm; severely simple; very strong or vigorous
  • severed - adj. detached by cutting
  • severely - adv. to a severe or serious degree; causing great damage or hardship; with sternness; in a severe manner
  • severing - noun the act of severing
  • severity - noun excessive sternness; extreme plainness; something hard to endure; used of the degree of something undesirable e.g. pain or weather
  • sew - verb fasten by sewing; do needlework; create (clothes) with cloth
  • sewage - noun waste matter carried away in sewers or drains
  • sewer - noun a waste pipe that carries away sewage or surface water; someone who sews; misfortune resulting in lost effort or money
  • sewing - noun joining or attaching by stitches; needlework on which you are working with needle and thread
  • sewn - adj. fastened with stitches
  • sex - noun the properties that distinguish organisms on the basis of their reproductive roles; all of the feelings resulting from the urge to gratify sexual impulses; either of the two categories (male or female) into which most organisms are divided; activities associated with sexual intercourse; verb tell the sex (of young chickens); stimulate sexually
  • sex-linked - adj. concerning characteristics that are determined by genes carried on the sex chromosomes (on the X chromosome in particular)
  • sextant - noun a measuring instrument for measuring the angular distance between celestial objects; resembles an octant; a unit of angular distance equal to 60 degrees
  • sexual - adj. having or involving sex; of or relating to or characterized by sexuality; involved in a sexual relationship
  • sexuality - noun the properties that distinguish organisms on the basis of their reproductive roles
  • sexually - adv. by sexual means; with respect to sexuality
  • seychelles - noun a group of about 90 islands in the western Indian Ocean north of Madagascar; a republic on the Seychelles islands; achieved independence from the United Kingdom in 1976
  • seymour - noun Queen of England as the third wife of Henry VIII and mother of Edward VI (1509-1537)
  • sgml - noun (computer science) a standardized language for the descriptive markup of documents; a set of rules for using whatever markup vocabulary is adopted
  • shade - noun protective covering that protects something from direct sunlight; a representation of the effect of shadows in a picture or drawing (as by shading or darker pigment); a quality of a given color that differs slightly from a primary color; a position of relative inferiority; relative darkness caused by light rays being intercepted by an opaque body; a mental representation of some haunting experience; a subtle difference in meaning or opinion or attitude; a slight amount or degree of difference; verb protect from light, heat, or view; represent the effect of shade or shadow on; cast a shadow over
  • shaded - adj. protected from heat and light with shade or shadow;(of pictures or drawings) drawn or painted with degrees or gradations of shadow
  • shades - noun spectacles that are darkened or polarized to protect the eyes from the glare of the sun
  • shading - noun a gradation involving small or imperceptible differences between grades; graded markings that indicate light or shaded areas in a drawing or painting
  • shadow - noun refuge from danger or observation; a premonition of something adverse; an inseparable companion; a dominating and pervasive presence; shade within clear boundaries; something existing in perception only; an indication that something has been present; an unilluminated area; a spy employed to follow someone and report their movements; verb follow, usually without the person's knowledge; make appear small by comparison; cast a shadow over
  • shadowed - adj. filled with shade
  • shaft - noun a long rod or pole (especially the handle of an implement or the body of a weapon like a spear or arrow); a vertical passage into a mine; (architecture) upright consisting of the vertical part of a column; a vertical passageway through a building (as for an elevator); a line that forms the length of an arrow pointer; the hollow spine of a feather; a revolving rod that transmits power or motion; a long pointed rod used as a weapon; obscene terms for penis; the main (mid) section of a long bone; an aggressive remark directed at a person like a missile and intended to have a telling effect; a column of light (as from a beacon); verb equip with a shaft; defeat someone in an expectation through trickery or deceit
  • shaggy - adj. having a very rough nap or covered with hanging shags; used of hair; thick and poorly groomed
  • shaggy-haired - adj. used of hair; thick and poorly groomed
  • shakable - adj. capable of being weakened
  • shake - noun causing to move repeatedly from side to side; a reflex motion caused by cold or fear or excitement; grasping and shaking a person's hand (as to acknowledge an introduction or to agree on a contract); a note that alternates rapidly with another note a semitone above it; frothy drink of milk and flavoring and sometimes fruit or ice cream; building material used as siding or roofing; verb move with or as if with a tremor; undermine or cause to waver; bring to a specified condition by or as if by shaking; shake (a body part) to communicate a greeting, feeling, or cognitive state; move or cause to move back and forth; get rid of; stir the feelings, emotions, or peace of; move back and forth or sideways; shake or vibrate rapidly and intensively
  • shaken - adj. disturbed psychologically as if by a physical jolt or shock
  • shakespeare - noun English poet and dramatist considered one of the greatest English writers (1564-1616)
  • shaking - noun the act of causing something to move up and down (or back and forth) with quick movements; a shaky motion
  • shaky - adj. vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze; not secure; beset with difficulties; inclined to shake as from weakness or defect
  • shallow - adj. lacking physical depth; having little spatial extension downward or inward from an outer surface or backward or outward from a center; not deep or strong; not affecting one deeply; lacking depth of intellect or knowledge; concerned only with what is obvious;noun a stretch of shallow water; verb become shallow; make shallow
  • shame - noun a painful emotion resulting from an awareness of inadequacy or guilt; a state of dishonor; an unfortunate development; verb surpass or beat by a wide margin; cause to be ashamed; compel through a sense of shame; bring shame or dishonor upon
  • shape - noun the spatial arrangement of something as distinct from its substance; any spatial attributes (especially as defined by outline); a concrete representation of an otherwise nebulous concept; the visual appearance of something or someone;alternative names for the body of a human being; a perceptual structure; the supreme headquarters that advises NATO on military matters and oversees all aspects of the Allied Command Europe;the state of (good) health (especially in the phrases `in condition' or `in shape' or `out of condition' or `out of shape'); verb give shape or form to; make something, usually for a specific function; shape or influence; give direction to
  • shaped - adj. shaped to fit by or as if by altering the contours of a pliable mass (as by work or effort); having the shape of
  • shapely - adj. having a well-proportioned and pleasing shape
  • shaping - adj. forming or capable of forming or molding or fashioning; noun any process serving to define the shape of something; the fabrication of something in a particular shape
  • share - noun assets belonging to or due to or contributed by an individual person or group; any of the equal portions into which the capital stock of a corporation is divided and ownership of which is evidenced by a stock certificate; any one of a number of individual efforts in a common endeavor; the allotment of some amount by dividing something; a sharp steel wedge that cuts loose the top layer of soil; verb communicate; give out as one's portion or share; use jointly or in common; have in common; have, give, or receive a share of
  • shared - adj. have in common; held or experienced in common;distributed in portions (often equal) on the basis of a plan or purpose
  • sharing - adj. unselfishly willing to share with others; sharing equally with another or others; noun a distribution in shares; having in common; using or enjoying something jointly with others; sharing thoughts and feelings
  • shark - noun any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales; a person who is unusually skilled in certain ways; a person who is ruthless and greedy and dishonest; verb hunt shark; play the shark; act with trickery
  • sharp - adj. having or made by a thin edge or sharp point; suitable for cutting or piercing; keenly and painfully felt; as if caused by a sharp edge or point; quick and forceful; very sudden and in great amount or degree; raised in pitch by one chromatic semitone; harsh;marked by practical hardheaded intelligence; (of something seen or heard) clearly defined; extremely steep; having or emitting a high-pitched and sharp tone or tones; having or demonstrating ability to recognize or draw fine distinctions; ending in a sharp point; adv.changing suddenly in direction and degree; noun a long thin sewing needle with a sharp point; a musical notation indicating one half step higher than the note named
  • sharp-pointed - adj. having a sharp point
  • sharp-tasting - adj. somewhat bitter
  • sharpener - noun any implement that is used to make something (an edge or a point) sharper
  • sharply - adv. in a well delineated manner; changing suddenly in direction and degree; in an aggressive manner; very suddenly and to a great degree
  • sharpness - noun thinness of edge or fineness of point; the quality of being keenly and painfully felt; harshness of manner; the quality of being sharp and clear; a strong odor or taste property; the attribute of urgency; a quick and penetrating intelligence
  • shaved - adj. having the beard or hair cut off close to the skin
  • shaving - noun the act of brushing against while passing; the act of removing hair with a razor; a thin fragment or slice (especially of wood) that has been shaved from something
  • shaw - noun British playwright (born in Ireland); founder of the Fabian Society (1856-1950); United States physician and suffragist (1847-1919); United States humorist who wrote about rural life (1818-1885); United States clarinetist and leader of a swing band (born in 1910)
  • sheaf - noun a package of several things tied together for carrying or storing
  • shears - noun large scissors with strong blades
  • sheath - noun a protective covering for a knife or sword; an enveloping structure or covering enclosing an animal or plant organ or part; a dress suitable for formal occasions
  • sheathing - noun protective covering consisting, for example, of a layer of boards applied to the studs and joists of a building to strengthen it and serve as a foundation for a weatherproof exterior
  • shed - adj. shed at an early stage of development; noun an outbuilding with a single story; used for shelter or storage; verb cast off hair, skin, horn, or feathers; get rid of; cause or allow (a solid substance) to flow or run out or over; pour out in drops or small quantities or as if in drops or small quantities
  • shedding - noun the process whereby something is shed; loss of bits of outer skin by peeling or shedding or coming off in scales
  • sheen - noun the visual property of something that shines with reflected light
  • sheep - noun woolly usually horned ruminant mammal related to the goat; a docile and vulnerable person who would rather follow than make an independent decision; a timid defenseless simpleton who is readily preyed upon
  • sheet - noun bed linen consisting of a large rectangular piece of cotton or linen cloth; used in pairs; (nautical) a line (rope or chain) that regulates the angle at which a sail is set in relation to the wind;a flat artifact that is thin relative to its length and width; used for writing or printing; any broad thin expanse or surface; a large piece of fabric (usually canvas fabric) by means of which wind is used to propel a sailing vessel; newspaper with half-size pages;(mathematics) an unbounded two-dimensional shape; verb cover with a sheet, as if by wrapping; come down as if in sheets
  • sheetlike - adj. resembling a sheet
  • shelf - noun a support that consists of a horizontal surface for holding objects; a projecting ridge on a mountain or submerged under water
  • shell - noun the hard largely calcareous covering of a mollusc;ammunition consisting of a cylindrical metal casing containing an explosive charge and a projectile; fired from a large gun; the housing or outer covering of something; a very light narrow racing boat; a rigid covering that envelops an object; the exterior covering of a bird's egg; the hard usually fibrous outer layer of some fruits especially nuts; the material that forms the hard outer covering of many animals; hard outer covering or case of certain organisms such as arthropods and turtles; a metal sheathing of uniform thickness (such as the shield attached to an artillery piece to protect the gunners); verb remove from its shell or outer covering; look for and collect shells by the seashore; hit the pitches of hard and regularly; fall out of the pod or husk; remove the husks from; come out better in a competition, race, or conflict; use explosives on
  • shell-less - adj. of animals or fruits that have no shell
  • shelled - adj. of animals or fruits that have a shell
  • shelley - noun Englishman and romantic poet (1792-1822); English writer who created Frankenstein's monster and married Percy Bysshe Shelley (1797-1851)
  • shellfish - noun meat of edible aquatic invertebrate with a shell (especially a mollusk or crustacean); invertebrate having a soft unsegmented body usually enclosed in a shell
  • shelter - noun a structure that provides privacy and protection from danger; protective covering that provides protection from the weather; temporary housing for homeless or displaced persons; a way of organizing business to reduce the taxes it must pay on current earnings; the condition of being protected; verb invest (money) so that it is not taxable; provide shelter for
  • sheltered - adj. protected from danger or bad weather
  • shepherd - noun a clergyman who watches over a group of people;a herder of sheep (on an open range); someone who keeps the sheep together in a flock; verb tend as a shepherd, as of sheep or goats; watch over like a shepherd, as a teacher of her pupils
  • sheriff - noun the principal law-enforcement officer in a county
  • shield - noun armor carried on the arm to intercept blows; a protective covering or structure; hard outer covering or case of certain organisms such as arthropods and turtles; verb protect, hide, or conceal from danger or harm; hold back a thought or feeling about
  • shielded - adj. (used especially of machinery) protected by a shield to prevent injury
  • shielding - noun the act of shielding from harm; a shield of lead or concrete intended as a barrier to radiation emitted in nuclear decay;shield consisting of an arrangement of metal mesh or plates designed to protect electronic equipment from ambient electromagnetic interference
  • shift - noun the act of moving from one place to another; an event in which something is displaced without rotation; a crew of workers who work for a specific period of time; the time period during which you are at work; the act of changing one thing or position for another; a loose-fitting dress hanging straight from the shoulders without a waist; a woman's sleeveless undergarment; the key on the typewriter keyboard that shifts from lower-case letters to upper-case letters; a qualitative change; (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other;verb move and exchange for another; change gears; move from one setting or context to another; change in quality; change phonetically as part of a systematic historical change; use a shift key on a keyboard; change place or direction; make a shift in or exchange of;lay aside, abandon, or leave for another; move abruptly; move sideways or in an unsteady way; move very slightly; move around
  • shifting - adj. (of soil) unstable; changing position or direction;continuously varying; noun the act of moving from one place to another
  • shifty - adj. changing position or direction; characterized by insincerity or deceit; evasive
  • shiitake - noun edible east Asian mushroom having a golden or dark brown to blackish cap and an inedible stipe
  • shiite - noun a member of the branch of Islam that regards Ali as the legitimate successor to Mohammed and rejects the first three caliphs
  • shinbone - noun the inner and thicker of the two bones of the human leg between the knee and ankle
  • shine - noun the quality of being bright and sending out rays of light;verb be clear and obvious; be distinguished or eminent; throw or flash the light of (a lamp); emit light; be bright, as of the sun or a light; make (a surface) shine; experience a feeling of well-being or happiness, as from good health or an intense emotion; have a complexion with a strong bright color, such as red or pink; be shiny, as if wet; touch or seem as if touching visually or audibly; be bright by reflecting or casting light
  • shingles - noun eruptions along a nerve path often accompanied by severe neuralgia
  • shininess - noun the visual property of something that shines with reflected light
  • shining - adj. marked by exceptional merit; reflecting light;abounding with sunlight; made smooth and bright by or as if by rubbing; reflecting a sheen or glow; noun the work of making something smooth and shiny by rubbing or waxing it
  • shiny - adj. reflecting light; abounding with sunlight; having a shiny surface or coating; made smooth and bright by or as if by rubbing; reflecting a sheen or glow
  • ship - noun a vessel that carries passengers or freight; verb place on board a ship; travel by ship; hire for work on a ship; transport commercially; go on board
  • shipboard - adj. taking place or existing on board a ship
  • shipment - noun the act of sending off something; goods carried by a large vehicle
  • shipping - noun conveyance provided by the ships belonging to one country or industry; the commercial enterprise of moving goods and materials
  • shirt - noun a garment worn on the upper half of the body; verb put a shirt on
  • shivering - adj. vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze; noun a sensation of cold that often marks the start of an infection and the development of a fever
  • shoal - noun a stretch of shallow water; a sandbank in a stretch of water that is visible at low tide; a large group of fish; verb become shallow; make shallow
  • shock - noun the violent interaction of individuals or groups entering into combat; an unpleasant or disappointing surprise; an instance of agitation of the earth's crust; a bushy thick mass (especially hair); a pile of sheaves of grain set on end in a field to dry; stalks of Indian corn set up in a field; (pathology) bodily collapse or near collapse caused by inadequate oxygen delivery to the cells; characterized by reduced cardiac output and rapid heartbeat and circulatory insufficiency and pallor; a reflex response to the passage of electric current through the body; a mechanical damper; absorbs energy of sudden impulses; the feeling of distress and disbelief that you have when something bad happens accidentally; verb subject to electrical shocks; collect or gather into shocks; collide violently; strike with horror or terror; surprise greatly; knock someone's socks off; strike with disgust or revulsion; inflict a trauma upon
  • shocked - adj. struck with fear, dread, or consternation
  • shockingly - adv. in a shocking manner or to a shocking degree
  • shoe - noun footwear shaped to fit the foot (below the ankle) with a flexible upper of leather or plastic and a sole and heel of heavier material; (card games) a case from which playing cards are dealt one at a time; a restraint provided when the brake linings are moved hydraulically against the brake drum to retard the wheel's rotation;U-shaped plate nailed to underside of horse's hoof; verb furnish with shoes
  • shoes - noun a particular situation
  • shoetree - noun a wooden or metal device that is inserted into a shoe to preserve its shape when it is not being worn; verb stretch (a shoe) on a shoetree
  • shoot - noun the act of shooting at targets; a new branch; verbproduce buds, branches, or germinate; measure the altitude of by using a sextant; utter fast and forcefully; score; fire a shot; hit with a missile from a weapon; throw dice, as in a crap game; variegate by interweaving weft threads of different colors; throw or propel in a specific direction or towards a specific objective; send forth suddenly, intensely, swiftly; cause a sharp and sudden pain in; kill by firing a missile; emit (as light, flame, or fumes) suddenly and forcefully; give an injection to; make a film or photograph of something; record on photographic film; spend frivolously and unwisely; force or drive (a fluid or gas) into by piercing; move quickly and violently; run or move very quickly or hastily
  • shooting - noun the act of firing a projectile; killing someone by gunfire
  • shop - noun a mercantile establishment for the retail sale of goods or services; a course of instruction in a trade (as carpentry or electricity); small workplace where handcrafts or manufacturing are done; verb do one's shopping; shop around; not necessarily buying;give away information about somebody; do one's shopping at; do business with; be a customer or client of
  • shopkeeper - noun a merchant who owns or manages a shop
  • shopping - noun searching for or buying goods or services
  • shore - noun a beam or timber that is propped against a structure to provide support; the land along the edge of a body of water; verbserve as a shore to; support by placing against something solid or rigid; arrive on shore
  • shoreline - noun a boundary line between land and water
  • short - adj. tending to crumble or break into flakes due to a large amount of shortening; (primarily spatial sense) having little length or lacking in length; primarily temporal sense; indicating or being or seeming to be limited in duration; of speech sounds or syllables of relatively short duration; not holding securities or commodities that one sells in expectation of a fall in prices; lacking foresight or scope;low in stature; not tall; marked by rude or peremptory shortness; (of memory) deficient in retentiveness or range; not sufficient to meet a need; less than the correct or legal or full amount often deliberately so; adv. at a disadvantage; so as to interrupt; at some point or distance before a goal is reached; clean across; without possessing something at the time it is contractually sold; quickly and without warning; in a curt, abrupt and discourteous manner; noun the location on a baseball field where the shortstop is stationed; the fielding position of the player on a baseball team who is stationed between second and third base; accidental contact between two points in an electric circuit that have a potential difference; verbcreate a short circuit in; cheat someone by not returning him enough money
  • short-haired - adj. with short hair
  • short-handled - adj. having a short handle
  • short-range - adj. limited to short distances; relating to the near future
  • short-tailed - adj. having a short tail
  • short-term - adj. relating to or extending over a limited period
  • shortage - noun the property of being an amount by which something is less than expected or required; an acute insufficiency
  • shorten - verb become short or shorter; make shorter than originally intended; reduce or retrench in length or duration; make short or shorter; edit by omitting or modifying parts considered indelicate;reduce in scope while retaining essential elements
  • shortened - adj. with parts removed; cut short; shortened by or as if by means of parts that slide one within another or are crushed one into another; cut short in duration
  • shortening - noun act of decreasing in length; fat such as butter or lard used in baked goods
  • shorthand - adj. written in abbreviated or symbolic form; noun a method of writing rapidly
  • shortly - adv. for a short time; at a short distance; in the near future;in a concise manner; in a few words; in a curt, abrupt and discourteous manner
  • shortness - noun the property of being shorter than average stature; the property of being of short temporal extent; the property of being of short spatial extent; the property of being truncated or short; the condition of being short of something; an abrupt discourteous manner
  • shortstop - noun the fielding position of the player on a baseball team who is stationed between second and third base; (baseball) the person who plays the shortstop position
  • shot - adj. varying in color when seen in different lights or from different angles; noun informal words for any attempt or effort; an attempt to score in a game; a blow hard enough to cause injury; a solid missile discharged from a firearm; an explosive charge used in blasting; sports equipment consisting of a heavy metal ball used in the shot put; an aggressive remark directed at a person like a missile and intended to have a telling effect; a person who shoots (usually with respect to their ability to shoot); a chance to do something; the launching of a missile or spacecraft to a specified destination; the act of firing a projectile; (sports) the act of swinging or striking at a ball with a club or racket or bat or cue or hand; the act of putting a liquid into the body by means of a syringe; an informal photograph; usually made with a small hand-held camera;an estimate based on little or no information; a consecutive series of pictures that constitutes a unit of action in a film; a small drink of liquor
  • shoulder - noun narrow edge of land (usually unpaved) along the side of a road; the part of the body between the neck and the upper arm; a ball-and-socket joint between the head of the humerus and a cavity of the scapula; a cut of beef from the shoulder of the animal;verb push with the shoulders; carry a burden, either real or metaphoric; lift onto one's shoulders
  • shout - noun a loud utterance; often in protest or opposition; verbutter in a loud voice; talk in a loud voice (usually denoting characteristic manner of speaking); utter a sudden loud cry; use foul or abusive language towards; utter aloud; often with surprise, horror, or joy
  • shove - noun the act of shoving (giving a push to someone or something); verb push roughly; come into rough contact with while moving; press or force
  • show - noun the act of publicly exhibiting or entertaining; a social event involving a public performance or entertainment; pretending that something is the case in order to make a good impression;something intended to communicate a particular impression; verbgive evidence of, as of records; finish third or better in a horse or dog race; make visible or noticeable; be or become visible or noticeable; show or demonstrate something to an interested audience; establish the validity of something, as by an example, explanation or experiment; indicate a certain reading; of gauges and instruments; indicate a place, direction, person, or thing; either spatially or figuratively; give expression to; provide evidence for;show in, or as in, a picture; show (someone) to their seats, as in theaters or auditoriums; make clear and visible
  • shower - noun washing yourself by standing upright under water sprayed from a nozzle; a plumbing fixture that sprays water over you; a sudden downpour (as of tears or sparks etc) likened to a rain shower; a party of friends assembled to present gifts (usually of a specified kind) to a person; a brief period of precipitation; someone who organizes an exhibit for others to see; verb take a shower; wash one's body in the shower; provide abundantly with; spray or sprinkle with; rain abundantly; expend profusely; also used with abstract nouns
  • showily - adv. in a fancy colorful manner; in an ostentatious manner
  • showing - noun something shown to the public; the display of a motion picture
  • showy - adj. displaying brilliance and virtuosity; marked by ostentation but often tasteless; (used especially of clothes) marked by conspicuous display
  • shredded - adj. prepared by cutting
  • shrewd - adj. marked by practical hardheaded intelligence; used of persons
  • shrewdly - adv. in a shrewd manner
  • shrilly - adv. in a shrill voice
  • shrimp - noun small slender-bodied chiefly marine decapod crustaceans with a long tail and single pair of pincers; many species are edible; any of various edible decapod crustaceans; disparaging terms for small people; verb fish for shrimp
  • shrimp-like - adj. resembling a shrimp
  • shrinkage - noun the amount by which something shrinks; the act of stealing goods that are on display in a store; process or result of becoming less or smaller
  • shrivel - verb wither, as with a loss of moisture; decrease in size, range, or extent
  • shroud - noun a line that suspends the harness from the canopy of a parachute; burial garment in which a corpse is wrapped; (nautical) a line (rope or chain) that regulates the angle at which a sail is set in relation to the wind; verb wrap in a shroud; cover as if with a shroud;form a cover like a shroud
  • shrub - noun a low woody perennial plant usually having several major branches
  • shrubby - adj. of or relating to or resembling a shrub
  • shuffling - noun walking with a slow dragging motion without lifting your feet; the act of mixing cards haphazardly
  • shunt - noun implant consisting of a tube made of plastic or rubber; for draining fluids within the body; a conductor having low resistance in parallel with another device to divert a fraction of the current; a passage by which a bodily fluid (especially blood) is diverted from one channel to another; verb transfer to another track, of trains;provide with or divert by means of an electrical shunt
  • shut - adj. not open; used especially of mouth or eyes; verb move so that an opening or passage is obstructed; make shut; become closed; prevent from entering; shut out
  • shuttle - noun bobbin that passes the weft thread between the warp threads; public transport that consists of a bus or train or airplane that plies back and forth between two points; badminton equipment consisting of a ball of cork or rubber with a crown of feathers; verbtravel back and forth between two points
  • si - noun the syllable naming the seventh (subtonic) note of any musical scale in solmization; a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela); a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
  • siamese - adj. connecting two or more pipes or hoses or having such a connection; very similar; of or relating to Thailand; of or relating to the languages of the Thai people; of or relating to or characteristic of Thailand or its people; noun a slender short-haired blue-eyed breed of cat having a pale coat with dark ears paws face and tail tip; a branch of the Tai languages; a native or inhabitant of Thailand
  • siberia - noun a vast Asian region of Russia; famous for long cold winters
  • siberian - adj. of or relating to or characteristic of Siberia or the Siberians; noun a native or inhabitant of Siberia
  • sibling - noun a person's brother or sister
  • sick - adj. deeply affected by a strong feeling; shockingly repellent; inspiring horror; having a strong distaste from surfeit; affected with madness or insanity; (of light) lacking in intensity or brightness; dim or feeble; affected by an impairment of normal physical or mental function; feeling nausea; feeling about to vomit; noun people who are sick; verb eject the contents of the stomach through the mouth
  • sickle - noun an edge tool for cutting grass or crops; has a curved blade and a short handle
  • sickness - noun defectiveness or unsoundness; impairment of normal physiological function affecting part or all of an organism; the state that precedes vomiting
  • side - adj. located on a side; noun an extended outer surface of an object; either the left or right half of a body; an aspect of something (as contrasted with some other implied aspect); an opinion that is held in opposition to another in an argument or dispute; a lengthwise dressed half of an animal's carcass used for food; a family line of descent; one of two or more contesting groups; a surface forming part of the outside of an object; a line segment forming part of the perimeter of a plane figure; a place within a region identified relative to a center or reference location; (sports) the spin given to a ball by striking it on one side or releasing it with a sharp twist; an elevated geological formation; verb take sides with; align oneself with; show strong sympathy for; take the side of; be on the side of
  • side-to-side - adj. alternately left and right with respect to a central point
  • sidewalk - noun walk consisting of a paved area for pedestrians; usually beside a street or roadway
  • sideways - adj. (of movement) at an angle; adv. toward one side;with one side forward or to the front; to, toward or at one side; from the side; obliquely
  • sierra - noun a Spanish mackerel of western North America; a range of mountains (usually with jagged peaks and irregular outline)
  • sieve - noun a strainer for separating lumps from powdered material or grading particles; verb distinguish and separate out; check and sort carefully; separate by passing through a sieve or other straining device to separate out coarser elements; examine in order to test suitability
  • sight - noun a optical instrument for aiding the eye in aiming, as on a firearm or surveying instrument; the range of vision; the ability to see; the visual faculty; an instance of visual perception; a range of mental vision; anything that is seen; the act of looking or seeing or observing; (often followed by `of') a large number or amount or extent; verb catch sight of; to perceive with the eyes
  • sightless - adj. lacking sight
  • sightseeing - noun going about to look at places of interest
  • sigmoid - adj. of or relating to the sigmoid flexure in the large intestine; curved in two directions (like the letter S)
  • sign - adj. used of the language of the deaf; noun a perceptible indication of something not immediately apparent (as a visible clue that something has happened); a public display of a (usually written) message; a character indicating a relation between quantities; a gesture that is part of a sign language; a fundamental linguistic unit linking a signifier to that which is signified; (medicine) any objective evidence of the presence of a disorder or disease; structure displaying a board on which advertisements can be posted; any communication that encodes a message; an event that is experienced as indicating important things to come; (astrology) one of 12 equal areas into which the zodiac is divided; having an indicated pole (as the distinction between positive and negative electric charges); verb be engaged by a written agreement;communicate in sign language; mark with one's signature; write one's name (on); communicate silently and non-verbally by signals or signs; place signs, as along a road; engage by written agreement; approve and express assent, responsibility, or obligation; make the sign of the cross over someone in order to call on God for protection; consecrate
  • signal - adj. notably out of the ordinary; noun any communication that encodes a message; any incitement to action; an electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes;verb be a signal for or a symptom of; communicate silently and non-verbally by signals or signs
  • signaling - noun any communication that encodes a message
  • signature - noun a sheet with several pages printed on it; it folds to page size and is bound with other signatures to form a book; your name written in your own handwriting; a melody used to identify a performer or a dance band or radio/tv program; a distinguishing style; the sharps or flats that follow the clef and indicate the key
  • signed - adj. having a handwritten signature; used of the language of the deaf
  • signer - noun someone who signs and is bound by a document;someone who can use sign language to communicate
  • significance - noun the quality of being significant; a meaning that is not expressly stated but can be inferred; the message that is intended or expressed or signified
  • significant - adj. fairly large; important in effect or meaning; too closely correlated to be attributed to chance and therefore indicating a systematic relation; rich in significance or implication
  • significantly - adv. in a significant manner; in a statistically significant way; in an important way or to an important degree
  • signified - noun the meaning of a word or expression; the way in which a word or expression or situation can be interpreted
  • signify - verb convey or express a meaning; make known with a word or signal; denote or connote
  • silence - noun the absence of sound; the state of being silent (as when no one is speaking); a refusal to speak when expected; the trait of keeping things secret; verb keep from expression, for example by threats or pressure; cause to be quiet or not talk
  • silenced - adj. reduced to silence
  • silent - adj. having a frequency below or above the range of human audibility; not made to sound; marked by absence of sound; unable to speak because of hereditary deafness; failing to speak or communicate etc when expected to; indicated by necessary connotation though not expressed directly
  • silently - adv. without speaking
  • silica - noun a white or colorless vitreous insoluble solid (SiO2); various forms occur widely in the earth's crust as quartz or cristobalite or tridymite or lechartelierite
  • silicate - noun a salt or ester derived from silicic acid
  • silicon - noun a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors
  • silk - noun a fabric made from the fine threads produced by certain insect larvae; fibers from silkworm cocoons provide threads for knitting
  • silky - adj. having a smooth, gleaming surface
  • sill - noun structural member consisting of a continuous horizontal timber forming the lowest member of a framework or supporting structure; (geology) a flat (usually horizontal) mass of igneous rock between two layers of older sedimentary rock
  • silly - adj. dazed from or as if from repeated blows; inspiring scornful pity; lacking seriousness; given to frivolity; ludicrous, foolish; noun a word used for misbehaving children
  • silt - noun mud or clay or small rocks deposited by a river or lake;verb become chocked with silt
  • silurian - noun from 425 million to 405 million years ago; first air-breathing animals
  • silver - adj. having the white lustrous sheen of silver; made from or largely consisting of silver; expressing yourself readily, clearly, effectively; of lustrous grey; covered with or tinged with the color of silver; noun coins made of silver; a soft white precious univalent metallic element having the highest electrical and thermal conductivity of any metal; occurs in argentite and in free form; used in coins and jewelry and tableware and photography; silverware eating utensils; a trophy made of silver (or having the appearance of silver) that is usually awarded for winning second place in a competition; a light shade of grey; verb turn silver; make silver in color; coat with a layer of silver or a silver amalgam
  • silver-white - adj. of a white that resembles silver
  • silverback - noun an adult male gorilla with grey hairs across the back
  • silverware - noun tableware made of silver or silver plate or pewter or stainless steel
  • silvery - adj. having the white lustrous sheen of silver; resembling or reminiscent of silver; of lustrous grey; covered with or tinged with the color of silver
  • silvery-white - adj. of a white that resembles silver
  • similar - adj. marked by correspondence or resemblance; (of words) expressing closely related meanings; resembling or similar; having the same or some of the same characteristics; often used in combination; having the same or similar characteristics; capable of replacing or changing places with something else; permitting mutual substitution without loss of function or suitability
  • similarity - noun the quality of being similar; a Gestalt principle of organization holding that (other things being equal) parts of a stimulus field that are similar to each other tend to be perceived as belonging together as a unit
  • similarly - adv. in like or similar manner
  • simmering - noun cooking in a liquid that has been brought to a boil
  • simon - noun United States economist and psychologist who pioneered in the development of cognitive science (1916-2001);United States playwright noted for light comedies (born in 1927);United States singer and songwriter (born in 1942); one of the twelve Apostles (first century)
  • simple - adj. unornamented; (botany) of leaf shapes; of leaves having no divisions or subdivisions; having few parts; not complex or complicated or involved; easy and not involved or complicated; apart from anything else; without additions or modifications; lacking mental capacity and devoid of subtlety; exhibiting childlike simplicity and credulity; noun any herbaceous plant having medicinal properties; a person lacking intelligence or common sense
  • simpleton - noun a person lacking intelligence or common sense
  • simplex - adj. allowing communication in only one direction at a time, or in telegraphy allowing only one message over a line at a time; having only one part or element
  • simplicity - noun the quality of being simple or uncompounded;absence of affectation or pretense; a lack of penetration or subtlety;lack of ornamentation; freedom from difficulty or hardship or effort
  • simplification - noun elimination of superfluous details; a explanation that omits superfluous details and reduces complexity;the act of reducing complexity
  • simplified - adj. made easy or uncomplicated
  • simplify - verb make simpler or easier or reduce in complexity or extent
  • simply - adv. absolutely; altogether; really; and nothing more; in a simple manner; without extravagance or embellishment; absolutely
  • simpson - noun Scottish obstetrician and surgeon who pioneered in the use of ether and discovered the anesthetic effects of chloroform (1811-1870); United States divorcee whose marriage to Edward VIII created a constitutional crisis leading to his abdication
  • simulated - adj. reproduced or made to resemble; imitative in character; not genuine or real; being an imitation of the genuine article
  • simulation - noun the act of imitating the behavior of some situation or some process by means of something suitably analogous (especially for the purpose of study or personnel training); (computer science) the technique of representing the real world by a computer program; the act of giving a false appearance; representation of something (sometimes on a smaller scale)
  • simulator - noun a machine that simulates an environment for the purpose of training or research
  • simultaneous - adj. occurring or operating at the same time
  • simultaneously - adv. at the same instant
  • sin - noun an act that is regarded by theologians as a transgression of God's will; violent and excited activity; estrangement from god;the 21st letter of the Hebrew alphabet; (Akkadian) god of the moon; counterpart of Sumerian Nanna; ratio of the opposite side to the hypotenuse of a right-angled triangle; verb commit a sin; violate a law of God or a moral law; commit a faux pas or a fault or make a serious mistake
  • sincere - adj. open and genuine; not deceitful; characterized by a firm and humorless belief in the validity of your opinions
  • sincerely - adv. written formula for ending a letter; with sincerity; without pretense
  • sincerity - noun a quality of naturalness and simplicity; the quality of being open and truthful; not deceitful or hypocritical; the trait of being serious; an earnest and sincere feeling
  • sinfulness - noun estrangement from god
  • sing - verb to make melodious sounds; produce tones with the voice; deliver by singing; divulge confidential information or secrets; "Be careful--his secretary talks"; make a whining, ringing, or whistling sound
  • singer - noun a person who sings; United States writer (born in Poland) of Yiddish stories and novels (1904-1991); United States inventor of an improved chain-stitch sewing machine (1811-1875)
  • singing - adj. smooth and flowing; noun the act of singing vocal music; disclosing information or giving evidence about another
  • single - adj. not divided among or brought to bear on more than one object or objective; having uniform application; existing alone or consisting of one entity or part or aspect or individual; used of flowers having usually only one row or whorl of petals; being or characteristic of a single thing or person; not married or related to the unmarried state; characteristic of or meant for a single person or thing; noun a base hit on which the batter stops safely at first base;verb hit a single
  • single-celled - adj. having a single cell (and thus not divided into cells)
  • single-stranded - adj. having a single strand
  • singles - noun tennis played with one person on each side;badminton played with one person on each side
  • singleton - noun the playing card that is the only card in a suit held in a bridge hand as initially dealt; a set containing a single member;a single object (as distinguished from a pair)
  • singly - adv. one by one; one at a time; apart from others
  • singular - adj. being a single and separate person or thing;grammatical number category referring to a single item or unit;composed of one member, set, or kind; the single one of its kind;beyond or deviating from the usual or expected; unusual or striking;noun the form of a word that is used to denote a singleton
  • sinister - adj. on or starting from the wearer's left; threatening or foreshadowing evil or tragic developments; stemming from evil characteristics or forces; wicked or dishonorable
  • sink - noun plumbing fixture consisting of a water basin fixed to a wall or floor and having a drainpipe; (technology) a process that acts to absorb or remove energy or a substance from a system; a covered cistern; waste water and sewage flow into it; a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof; verb descend into or as if into some soft substance or place; pass into a specified state or condition; fall or drop to a lower place or level; cause to sink; go under, "The raft sank and its occupants drowned"; fall heavily or suddenly; decline markedly;embed deeply; fall or sink heavily; appear to move downward
  • sinking - noun a slow fall or decline (as for lack of strength); a descent as through liquid (especially through water); a feeling caused by uneasiness or apprehension
  • sinless - adj. free from sin
  • sino-tibetan - noun the family of tonal languages spoken in eastern Asia
  • sinuous - adj. curved or curving in and out
  • sinuously - adv. in a sinuous manner
  • sinus - noun any of various air-filled cavities especially in the bones of the skull; a wide channel containing blood; does not have the coating of an ordinary blood vessel; an abnormal passage leading from a suppurating cavity to the body surface
  • siouan - adj. of or relating to the Sioux people or their language and culture; noun a family of North American Indian languages spoken by the Sioux; a member of a group of North American Indian peoples who spoke a Siouan language and who ranged from Lake Michigan to the Rocky Mountains
  • sioux - noun a member of a group of North American Indian peoples who spoke a Siouan language and who ranged from Lake Michigan to the Rocky Mountains
  • siphon - noun a tubular organ in an aquatic animal (especially in mollusks) through which water can be taken in or expelled; a tube running from the liquid in a vessel to a lower level outside the vessel so that atmospheric pressure forces the liquid through the tube; verbmove a liquid from one container into another by means of a siphon or a siphoning action; convey, draw off, or empty by or as if by a siphon
  • siphonophore - noun a floating or swimming oceanic colony of polyps often transparent or showily colored
  • sir - noun term of address for a man; a title used before the name of knight or baronet
  • sirenian - noun any of two families of large herbivorous aquatic mammals with paddle-shaped tails and flipper-like forelimbs and no hind limbs
  • sister - noun a female person who is a fellow member of a sorority or labor union or other group; (Roman Catholic Church) a title given to a nun (and used as a form of address); a female person who has the same parents as another person; (slang) sometimes used as a term of address for attractive young women
  • sit - verb be seated; be in session; sit around, often unused; show to a seat; assign a seat for; sit and travel on the back of animal, usually while controlling its motions; take a seat; assume a posture as for artistic purposes; work or act as a baby-sitter
  • site - noun physical position in relation to the surroundings; the piece of land on which something is located (or is to be located); a computer connected to the internet that maintains a series of web pages on the World Wide Web; verb assign a location to
  • sitting - adj. not moving and therefore easy to attack; (of persons) having the torso erect and legs bent with the body supported on the buttocks; noun the act of assuming or maintaining a seated position;(photography) the act of assuming a certain position (as for a photograph or portrait); a session as of a legislature or court; a meeting of spiritualists
  • situated - adj. situated in a particular spot or position
  • situation - noun a condition or position in which you find yourself;the general state of things; the combination of circumstances at a given time; a complex or critical or unusual difficulty; a job in an organization; physical position in relation to the surroundings
  • six - adj. denoting a quantity consisting of six items or units; nounthe cardinal number that is the sum of five and one
  • six-fold - adj. having six units or components
  • six-pointed - adj. having six points
  • sixteenth - adj. coming next after the fifteenth in position; nounposition 16 in a countable series of things; one part in sixteen equal parts
  • sixth - adj. coming next after the fifth and just before the seventh in position; noun the musical interval between one note and another six notes away from it; position six in a countable series of things;one part in six equal parts
  • size - adj. (used in combination) sized; noun the property resulting from being one of a series of graduated measurements (as of clothing); the physical magnitude of something (how big it is); a large magnitude; the actual state of affairs; any glutinous material used to fill pores in surfaces or to stiffen fabrics; verb make to a size; bring to a suitable size; sort according to size; cover or stiffen or glaze a porous material with size or sizing (a glutinous substance)
  • sizeable - adj. large in amount or extent or degree; fairly large
  • sized - adj. having a specified size; having the surface treated or coated with sizing
  • sizing - noun any glutinous material used to fill pores in surfaces or to stiffen fabrics
  • skating - noun the sport of gliding on skates
  • skeletal - adj. of or relating to or forming or attached to a skeleton;very thin especially from disease or hunger or cold
  • skeleton - noun the internal supporting structure that gives an artifact its shape; a scandal that is kept secret; something reduced to its minimal form; the hard structure (bones and cartilages) that provides a frame for the body of an animal
  • skeptical - adj. denying or questioning the tenets of especially a religion; marked by or given to doubt
  • skepticism - noun doubt about the truth of something; the disbelief in any claims of ultimate knowledge
  • sketch - noun preliminary drawing for later elaboration; short descriptive summary (of events); a brief literary description; a humorous or satirical drawing published in a newspaper or magazine; verb describe roughly or briefly or give the main points or summary of; make a sketch of
  • sketchy - adj. giving only major points; lacking completeness
  • ski - noun narrow wood or metal or plastic runners used in pairs for gliding over snow; verb move along on skis
  • skiing - noun a sport in which participants must travel on skis
  • skill - noun ability to produce solutions in some problem domain; an ability that has been acquired by training
  • skilled - adj. having or showing or requiring special skill
  • skillet - noun a pan used for frying foods
  • skillful - adj. done with delicacy and skill; having or showing knowledge and skill and aptitude
  • skillfully - adv. with skill
  • skillfulness - noun the state of being cognitively skillful
  • skimmed - adj. used of milk and milk products from which the cream has been removed
  • skin - noun an outer surface (usually thin); a bag serving as a container for liquids; it is made from the hide of an animal; a natural protective body covering and site of the sense of touch; a person's skin regarded as their life; the tissue forming the hard outer layer (of e.g. a fruit); body covering of a living animal; the rind of a fruit or vegetable; verb strip the skin off; bruise, cut, or injure the skin or the surface of; remove the bark of a tree; climb awkwardly, as if by scrambling
  • skip - noun a gait in which steps and hops alternate; a mistake resulting from neglect; verb bound off one point after another;bypass; cause to skip over a surface; jump lightly; leave suddenly;intentionally fail to attend
  • skirt - noun a garment hanging from the waist; worn mainly by girls and women; cloth covering that forms the part of a garment below the waist; informal terms for a (young) woman; verb pass around or about; move along the border; form the edge of; avoid or try to avoid fulfilling, answering, or performing (duties, questions, or issues);extend on all sides of simultaneously; encircle
  • skulduggery - noun verbal misrepresentation intended to take advantage of you in some way
  • skull - noun the bony skeleton of the head of vertebrates
  • sky - noun the atmosphere and outer space as viewed from the earth; verb throw or toss with a light motion
  • skydive - verb jump from an airplane and perform various maneuvers before opening one's parachute
  • slab - noun block consisting of a thick piece of something
  • slain - adj. killed; `slain' is formal or literary as in "slain warriors";noun people who have been slain (as in battle)
  • slanderous - adj. (used of statements) harmful and often untrue; tending to discredit or malign
  • slang - noun a characteristic language of a particular group (as among thieves); informal language consisting of words and expressions that are not considered appropriate for formal occasions; often vituperative or vulgar; verb abuse with coarse language; use slang or vulgar language; fool or hoax
  • slant - noun a biased way of looking at or presenting something;degree of deviation from a horizontal plane; verb present with a bias; lie obliquely; heel over; to incline or bend from a vertical position
  • slanting - adj. having an oblique or slanted direction
  • slapdash - adj. marked by great carelessness; adv. in a careless or reckless manner; directly
  • slapstick - adj. characterized by horseplay and physical action;noun acoustic device consisting of two paddles hinged together; used by an actor to make a loud noise without inflicting injury when striking someone; a boisterous comedy with chases and collisions and practical jokes
  • slave - adj. held in servitude; noun a person who is owned by someone; someone who works as hard as a slave; someone entirely dominated by some influence or person; verb work very hard, like a slave
  • slavery - noun the practice of owning slaves; work done under harsh conditions for little or no pay; the state of being under the control of another person
  • slavic - adj. of or relating to Slavic languages; noun a branch of the Indo-European family of languages
  • sled - noun a vehicle mounted on runners and pulled by horses or dogs; for transportation over snow; verb ride (on) a sled
  • sleep - noun a natural and periodic state of rest during which consciousness of the world is suspended; a torpid state resembling deep sleep; a period of time spent sleeping; euphemisms for death (based on an analogy between lying in a bed and in a tomb); verbbe asleep; be able to accommodate for sleeping
  • sleeping - adj. lying with head on paws as if sleeping; noun the suspension of consciousness and decrease in metabolic rate; the state of being asleep; quiet and inactive restfulness
  • sleet - noun partially melted snow (or a mixture of rain and snow);verb precipitate as a mixture of rain and snow
  • sleeve - noun the part of a garment that is attached at the armhole and that provides a cloth covering for the arm; small case into which an object fits
  • sleeveless - adj. having no sleeves; unproductive of success
  • slender - adj. being of delicate or slender build; small in quantity;having little width in proportion to the length or height; very narrow;moving and bending with ease
  • slender-bodied - adj. having a slim body
  • slew - noun (often followed by `of') a large number or amount or extent; verb move obliquely or sideways, usually in an uncontrolled manner; turn sharply; change direction abruptly
  • slice - noun a golf shot that curves to the right for a right-handed golfer; a spatula for spreading paint or ink; a thin flat piece cut off of some object; a share of something; a serving that has been cut from a larger portion; a wound made by cutting; verb hit a ball so that it causes a backspin; cut into slices; hit a ball and put a spin on it so that it travels in a different direction; make a clean cut through
  • sliced - adj. used of meat; cut into pieces for serving; prepared by cutting
  • slicing - noun the act of cutting into slices; a golf shot that curves to the right for a right-handed golfer
  • slick - adj. made slick by e.g. ice or grease; marked by skill in deception; having only superficial plausibility; having a smooth, gleaming surface; noun a trowel used to make a surface slick; a film of oil or garbage floating on top of water; a magazine printed on good quality paper; a slippery smoothness; verb give a smooth and glossy appearance; make slick or smooth
  • slickness - noun a slippery smoothness; a kind of fluent easy superficiality; verbal misrepresentation intended to take advantage of you in some way
  • slide - noun the act of moving smoothly along a surface while remaining in contact with it; a transparency mounted in a frame; viewed with a slide projector; a small flat rectangular piece of glass on which specimens can be mounted for microscopic study;plaything consisting of a sloping chute down which children can slide; (geology) the descent of a large mass of earth or rocks or snow etc.; sloping channel through which things can descend;(music) rapid sliding up or down the musical scale; verb move smoothly along a surface; move obliquely or sideways, usually in an uncontrolled manner; to pass or move unobtrusively or smoothly
  • sliding - adj. being a smooth continuous motion
  • slight - adj. almost no or (with `a') at least some; very little; being of delicate or slender build; having little substance or significance;noun a deliberate discourteous act (usually as an expression of anger or disapproval); verb pay no attention to, disrespect
  • slightly - adv. to a small degree or extent; in a slim or slender manner
  • slim - adj. being of delicate or slender build; small in quantity; verbtake off weight
  • slime - noun any thick messy substance; verb cover or stain with slime
  • slimy - adj. morally reprehensible; covered with or resembling slime
  • sling - noun bandage to support an injured forearm; consisting of a wide triangular piece of cloth hanging from around the neck; a simple weapon consisting of a looped strap in which a projectile is whirled and then released; a highball with liquor and water with sugar and lemon or lime juice; a shoe that has a strap that wraps around the heel; a plaything consisting of a Y-shaped stick with elastic between the arms; used to propel small stones; verb hurl as if with a sling
  • slip - noun the act of avoiding capture (especially by cunning); a minor inadvertent mistake usually observed in speech or writing or in small accidents or memory lapses etc.; a flight maneuver; aircraft slides sideways in the air; a small sheet of paper; an accidental misstep threatening (or causing) a fall; a young and slender person;potter's clay that is thinned and used for coating or decorating ceramics; a socially awkward or tactless act; an unexpected slide;bed linen consisting of a cover for a pillow; a woman's sleeveless undergarment; artifact consisting of a narrow flat piece of material; a slippery smoothness; a place where a craft can be made fast; a part (sometimes a root or leaf or bud) removed from a plant to propagate a new plant through rooting or grafting; verb insert inconspicuously or quickly or quietly; get worse; pass out of one's memory; move smoothly and easily; pass on stealthily; move out of position; to make a mistake or be incorrect; move obliquely or sideways, usually in an uncontrolled manner; move stealthily
  • slipper - noun low footwear that can be slipped on and off easily; usually worn indoors; a person who slips or slides because of loss of traction
  • slippery - adj. causing or tending to cause things to slip or slide; not to be trusted
  • slit - noun a long narrow opening; a narrow fissure; obscene terms for female genitals; a depression scratched or carved into a surface;verb cut a slit into; make a clean cut through
  • sliver - noun a thin fragment or slice (especially of wood) that has been shaved from something; a small thin sharp bit or wood or glass or metal; verb form into slivers; divide into slivers or splinters; break up into splinters or slivers
  • slogan - noun a favorite saying of a sect or political group
  • slope - noun an elevated geological formation; the property possessed by a line or surface that departs from the horizontal; verbbe at an angle
  • sloping - adj. having a slanting form or direction; having an oblique or slanted direction
  • slot - noun a small slit (as for inserting a coin or depositing mail); a slot machine that is used for gambling; (computer) a socket in a microcomputer that will accept a plug-in circuit board; a position in a grammatical linguistic construction in which a variety of alternative units are interchangeable; the trail of an animal (especially a deer);a position in a hierarchy or organization; a time assigned on a schedule or agenda; verb assign a time slot
  • slothful - adj. disinclined to work or exertion
  • slough - noun any outer covering that can be shed or cast off (such as the cast-off skin of a snake); a stagnant swamp (especially as part of a bayou); a hollow filled with mud; necrotic tissue; a mortified or gangrenous part or mass; verb cast off hair, skin, horn, or feathers
  • sloughing - noun the process whereby something is shed
  • slow - adj. not moving quickly; taking a comparatively long time; at a slow tempo; (used of timepieces) indicating a time earlier than the correct time; (of business) not active or brisk; slow to learn or understand; lacking intellectual acuity; so lacking in interest as to cause mental weariness; adv. without speed (`slow' is sometimes used informally for `slowly'); of timepieces; verb become slow or slower; cause to proceed more slowly; lose velocity; move more slowly
  • slow-moving - adj. moving slowly
  • slower - adv. more slowly
  • slowing - noun a decrease in rate of change
  • slowly - adv. without speed (`slow' is sometimes used informally for `slowly'); in music
  • slug - noun any of various terrestrial gastropods having an elongated slimy body and no external shell; a projectile that is fired from a gun; an idle slothful person; verb strike heavily, especially with the fist or a bat; be idle; exist in a changeless situation
  • sluggish - adj. with little movement; very slow; slow and apathetic;(of business) not active or brisk
  • slur - noun (music) a curved line spanning notes that are to be played legato; a blemish made by dirt; a disparaging remark; verbutter indistinctly; speak disparagingly of; e.g., make a racial slur;play smoothly or legato; become vague or indistinct
  • small - adj. limited or below average in number or quantity or magnitude or extent; slight or limited; especially in degree or intensity or scope; have fine or very small constituent particles;made to seem smaller or less (especially in worth); limited in size or scope; (of a voice) faint; lowercase; not large but sufficient in size or amount; (of children and animals) young, immature; low or inferior in station or quality; adv. on a small scale; noun a garment size for a small person; the slender part of the back
  • smaller - adj. small or little relative to something else
  • smallmouth - noun a variety of black bass; the angle of the jaw falls below the eye
  • smallness - noun the property of having relatively little strength or vigor; the property of having a relatively small size; the property of being a relatively small amount; lack of generosity in trifling matters
  • smallpox - noun a highly contagious viral disease characterized by fever and weakness and skin eruption with pustules that form scabs that slough off leaving scars
  • smart - adj. capable of independent and apparently intelligent action; showing mental alertness and calculation and resourcefulness; quick and brisk; painfully severe; improperly forward or bold; elegant and stylish; characterized by quickness and ease in learning; noun a kind of pain such as that caused by a wound or a burn or a sore; verb be the source of pain
  • smartly - adv. in a stylish manner; with vigor; in a vigorous manner;in a clever manner
  • smash - adv. with a loud crash; noun a serious collision (especially of motor vehicles); a conspicuous success; the act of colliding with something; a hard return hitting the tennis ball above your head; a vigorous blow; verb break suddenly into pieces, as from a violent blow; break into pieces, as by striking or knocking over; overthrow or destroy (something considered evil or harmful); hit hard; collide or strike violently and suddenly; hit (a tennis ball) in a powerful overhead stroke; hit violently; damage or destroy as if by violence;humiliate or depress completely; reduce to bankruptcy
  • smashing - adj. very good; noun the act of breaking something into small pieces
  • smear - noun a thin tissue or blood sample spread on a glass slide and stained for cytologic examination and diagnosis under a microscope; slanderous defamation; an act that brings discredit to the person who does it; a blemish made by dirt; verb make a smudge on; soil by smudging; stain by smearing or daubing with a dirty substance; charge falsely or with malicious intent; attack the good name and reputation of someone; cover (a surface) by smearing (a substance) over it
  • smell - noun the act of perceiving the odor of something; the faculty that enables us to distinguish scents; the sensation that results when olfactory receptors in the nose are stimulated by particular chemicals in gaseous form; any property detected by the olfactory system; the general atmosphere of a place or situation and the effect that it has on people; verb emit an odor; smell bad; inhale the odor of; perceive by the olfactory sense
  • smelling - adj. (used with `of' or `with') noticeably odorous; noun the act of perceiving the odor of something
  • smelly - adj. offensively malodorous
  • smile - noun a facial expression characterized by turning up the corners of the mouth; usually shows pleasure or amusement; verbchange one's facial expression by spreading the lips, often to signal pleasure; express with a smile
  • smith - noun someone who works metal (especially by hammering it when it is hot and malleable); someone who works at something specified; Scottish economist who advocated private enterprise and free trade (1723-1790); English explorer who helped found the colony at Jamestown, Virginia; was said to have been saved by Pocahontas (1580-1631); religious leader who founded the Mormon Church in 1830 (1805-1844); United States blues singer (1894-1937); United States suffragist who refused to pay taxes until she could vote (1792-1886); United States singer noted for her rendition of patriotic songs (1909-1986); United States sculptor (1906-1965);Rhodesian statesman who declared independence of Zimbabwe from Great Britain (born in 1919)
  • smock - noun a loose coverall (coat or frock) reaching down to the ankles; verb embellish by sewing in lines crossing each other diagonally
  • smoke - noun the act of smoking tobacco or other substances;something with no concrete substance; an indication of some hidden activity; a cloud of fine particles suspended in a gas; a hot vapor containing fine particles of carbon being produced by combustion;(baseball) a pitch thrown with maximum velocity; street names for marijuana; tobacco leaves that have been made into a cylinder; verbinhale and exhale smoke from cigarettes, cigars, pipes; emit a cloud of fine particles
  • smoked - adj. (used especially of meats and fish) dried and cured by hanging in wood smoke
  • smokestack - noun a large tall chimney through which combustion gases and smoke can be evacuated
  • smoking - adj. emitting smoke in great volume; noun the act of smoking tobacco or other substances; a hot vapor containing fine particles of carbon being produced by combustion
  • smoldering - adj. showing scarcely suppressed anger
  • smooth - adj. lacking obstructions or difficulties; having a surface free from roughness or bumps or ridges or irregularities; of motion that runs or flows or proceeds without jolts or turbulence; of the margin of a leaf shape; not broken up into teeth; (of a body of water) free from disturbance by heavy waves; smoothly agreeable and courteous with a degree of sophistication; smooth and unconstrained in movement; (music) without breaks between notes; smooth and connected; noun the act of smoothing; verb make smooth or smoother, as if by rubbing; free from obstructions; make (a surface) shine
  • smooth-textured - adj. having a smooth, fine-grained structure
  • smoothen - verb become smooth; make (a surface) shine; make smooth or smoother, as if by rubbing
  • smoother - noun a power tool used for sanding wood; a loop of sandpaper is moved at high speed by an electric motor
  • smoothly - adv. with no problems or difficulties; in a smooth and diplomatic manner; with great ease and success
  • smoothness - noun the quality of being free from errors or interruptions; the quality of having a level and even surface; a texture without roughness; smooth to the touch; the quality of being bland and gracious or ingratiating in manner; powerful and effective language
  • smudge - noun a blemish made by dirt; a smoky fire to drive away insects; verb make a smudge on; soil by smudging
  • smuggled - adj. distributed or sold illicitly
  • smuts - noun South African statesman and soldier (1870-1950)
  • snag - noun a dead tree that is still standing, usually in an undisturbed forest; a sharp protuberance; an unforeseen obstacle;an opening made forcibly as by pulling apart; verb hew jaggedly;catch on a snag; get by acting quickly and smartly
  • snail - noun freshwater or marine or terrestrial gastropod mollusk usually having an external enclosing spiral shell; edible terrestrial snail usually served in the shell with a sauce of melted butter and garlic; verb gather snails
  • snake - noun limbless scaly elongate reptile; some are venomous;something long, thin, and flexible that resembles a snake; a tributary of the Columbia River that rises in Wyoming and flows westward; discovered in 1805 by the Lewis and Clark Expedition; a deceitful or treacherous person; a long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer;verb move along a winding path; move smoothly and sinuously, like a snake; form a snake-like pattern
  • snake-like - adj. resembling a snake
  • snakehead - noun showy perennial of marshlands of eastern and central North America having waxy lanceolate leaves and flower with lower part creamy white and upper parts pale pink to deep purple
  • snap - noun the act of snapping the fingers; movement of a finger from the tip to the base of the thumb on the same hand; a fastener used on clothing; fastens with a snapping sound; a sudden breaking; the noise produced by the rapid movement of a finger from the tip to the base of the thumb on the same hand; a spell of cold weather; (American football) putting the ball in play by passing it (between the legs) to a back; the act of catching an object with the hands; any undertaking that is easy to do; an informal photograph; usually made with a small hand-held camera; the tendency of a body to return to its original shape after it has been stretched or compressed; a sudden sharp noise; a crisp round cookie flavored with ginger; tender green beans without strings that easily snap into sections; verb break suddenly and abruptly, as under tension; snap close with a sound; utter in an angry, sharp, or abrupt tone; cause to make a snapping sound; put in play with a snap; move or strike with a noise; move with a snapping sound; make a sharp sound; record on photographic film; to grasp hastily or eagerly; separate or cause to separate abruptly; lose control of one's emotions
  • snapdragon - noun a garden plant of the genus Antirrhinum having showy white or yellow or crimson flowers resembling the face of a dragon
  • snare - noun a trap for birds or small mammals; often has a slip noose; strings stretched across the lower head of a snare drum; they make a rattling sound when the drum is hit; a surgical instrument consisting of wire hoop that can be drawn tight around the base of polyps or small tumors to sever them; used especially in body cavities; a small drum with two heads and a snare stretched across the lower head; something (often something deceptively attractive) that catches you unawares; verb entice and trap; catch in or as if in a trap
  • sneezing - noun a symptom consisting of the involuntary expulsion of air from the nose
  • snook - noun large tropical American food and game fishes of coastal and brackish waters; resemble pike
  • snout - noun a long projecting or anterior elongation of an animal's head; especially the nose; beaklike projection of the anterior part of the head of certain insects such as e.g. weevils; informal terms for the nose
  • snow - noun English writer of novels about moral dilemmas in academe (1905-1980); precipitation falling from clouds in the form of ice crystals; a layer of snowflakes (white crystals of frozen water) covering the ground; street names for cocaine; verb fall as snow;conceal one's true motives from especially by elaborately feigning good intentions so as to gain an end
  • snow-capped - adj. (of mountains) capped with a covering of snow
  • snowfall - noun precipitation falling from clouds in the form of ice crystals
  • snowshoe - noun a device to help you walk on deep snow; a lightweight frame shaped like a racquet is strengthened with cross pieces and contains a network of thongs; one is worn on each foot;verb travel on snowshoes
  • snugly - adv. fitting closely; safely protected; warmly and comfortably sheltered
  • so - adv. in a manner that facilitates; to a very great extent or degree; (usually followed by `that') to an extent or degree as expressed; in such a condition or manner, especially as expressed or implied; to a certain unspecified extent or degree; in the same way; also; in truth (often tends to intensify); subsequently or soon afterward (often used as sentence connectors); in the way indicated;noun the syllable naming the fifth (dominant) note of any musical scale in solmization
  • so-called - adj. doubtful or suspect
  • soak - noun washing something by allowing it to soak; the process of becoming softened and saturated as a consequence of being immersed in water (or other liquid); verb heat a metal prior to working it; fill, soak, or imbue totally; beat severely; submerge in a liquid; cover with liquid; pour liquid onto; become drunk or drink excessively; make drunk (with alcoholic drinks); rip off; ask an unreasonable price; leave as a guarantee in return for money
  • soaked - adj. very drunk; wet through and through; thoroughly wet
  • soaking - adj. wet through and through; thoroughly wet; adv.extremely wet; noun washing something by allowing it to soak; the act of making something completely wet; the process of becoming softened and saturated as a consequence of being immersed in water (or other liquid)
  • soap - noun a cleansing agent made from the salts of vegetable or animal fats; street names for gamma hydroxybutyrate; money offered as a bribe; verb rub soap all over, usually with the purpose of cleaning
  • soaring - adj. ascending to a level markedly higher than the usual;moving to great heights with little apparent effort; of imposing height; especially standing out above others; noun the activity of flying a glider
  • soccer - noun a football game in which two teams of 11 players try to kick or head a ball into the opponents' goal
  • sociability - noun the relative tendency or disposition to be sociable or associate with one's fellows
  • sociable - adj. friendly and pleasant; inclined to or conducive to companionship with others; noun a party of people assembled to promote sociability and communal activity
  • social - adj. marked by friendly companionship with others; living together or enjoying life in communities or organized groups; tending to move or live together in groups or colonies of the same kind;composed of sociable people or formed for the purpose of sociability; relating to human society and its members; relating to or belonging to or characteristic of high society; noun a party of people assembled to promote sociability and communal activity
  • socialism - noun a political theory advocating state ownership of industry; an economic system based on state ownership of capital
  • socialist - adj. of or relating to or promoting or practicing socialism;advocating or following the socialist principles; noun a political advocate of socialism
  • socialization - noun the adoption of the behavior patterns of the surrounding culture; the act of meeting for social purposes; the action of establishing on a socialist basis
  • socialize - verb make conform to socialist ideas and philosophies;prepare for social life; train for a social environment; take part in social activities; interact with others
  • socially - adv. by or with respect to society; in a social manner
  • society - noun an extended social group having a distinctive cultural and economic organization; the fashionable elite; a formal association of people with similar interests; the state of being with someone
  • sociology - noun the study and classification of human societies
  • socket - noun a receptacle into which an electric device can be inserted; receptacle where something (a pipe or probe or end of a bone) is inserted; a bony hollow into which a structure fits
  • sockeye - noun small salmon with red flesh; found in rivers and tributaries of the northern Pacific and valued as food; adults die after spawning; fatty red flesh of salmon of Pacific coast and rivers
  • socrates - noun ancient Athenian philosopher; teacher of Plato and Xenophon (470-399 BC)
  • soda - noun a sweet drink containing carbonated water and flavoring; a sodium salt of carbonic acid; used in making soap powders and glass and paper
  • sodium - noun a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)
  • sodom - noun (Old Testament) an ancient city near the Dead Sea that (along with Gomorrah) was destroyed by God for the wickedness of its inhabitants; any location known for vice and corruption
  • sofa - noun an upholstered seat for more than one person
  • soft - adj. not brilliant or glaring; willing to negotiate and compromise; out of condition; not strong or robust; incapable of exertion or endurance; yielding readily to pressure or weight;compassionate and kind; conciliatory; (of speech sounds); produced with the back of the tongue raised toward the hard palate; characterized by a hissing or hushing sound (as `s' and `sh'); (of light) transmitted from a broad light source or reflected; (of sound) relatively low in volume; not protected against attack (especially by nuclear weapons); using evidence not readily amenable to experimental verification or refutation; (of a commodity or market or currency) falling or likely to fall in value; mild and pleasant; not burdensome or demanding; borne or done easily and without hardship; having little impact; used chiefly as a direction or description in music; soft and mild; not harsh or stern or severe;tolerant or lenient; produced with vibration of the vocal cords; easily hurt; adv. in a relaxed manner; or without hardship
  • soften - verb become soft or softer; make soft or softer; make (images or sounds) soft or softer; lessen in force or effect; make less severe or harsh; protect from impact; give in, as to influence or pressure
  • softened - adj. toned down; being or made softer or less loud or clear
  • softening - adj. having a softening or soothing effect especially to the skin; noun the process of becoming softer
  • software - noun (computer science) written programs or procedures or rules and associated documentation pertaining to the operation of a computer system and that are stored in read/write memory
  • softwood - noun wood that is easy to saw (from conifers such as pine or fir)
  • soggy - adj. slow and apathetic; having the consistency of dough because of insufficient leavening or improper cooking; (of soil) soft and watery
  • soil - noun the part of the earth's surface consisting of humus and disintegrated rock; the geographical area under the jurisdiction of a sovereign state; material in the top layer of the surface of the earth in which plants can grow (especially with reference to its quality or use); the state of being covered with unclean things; verb make soiled, filthy, or dirty
  • soiled - adj. soiled or likely to soil with dirt or grime
  • sojourn - noun a temporary stay (e.g., as a guest); verb spend a certain length of time; reside temporarily
  • sol - noun the syllable naming the fifth (dominant) note of any musical scale in solmization; (Roman mythology) ancient Roman god; personification of the sun; counterpart of Greek Helios; a colloid that has a continuous liquid phase in which a solid is suspended in a liquid
  • solanaceous - adj. of or relating to plants of the family Solanaceae (the potato family)
  • solar - adj. relating to or derived from the sun or utilizing the energies of the sun
  • sold - adj. disposed of to a purchaser
  • soldier - noun a wingless sterile ant or termite having a large head and powerful jaws adapted for defending the colony; an enlisted man or woman who serves in an army; verb serve as a soldier in the military
  • sole - adj. not divided or shared with others; being the only one; single and isolated from others; noun right-eyed flatfish; many are valued as food; most common in warm seas especially European;the underside of footwear or a golf club; the underside of the foot;lean flesh of any of several flatfish; verb put a new sole on
  • solemn - adj. characterized by a firm and humorless belief in the validity of your opinions; dignified and somber in manner or character and committed to keeping promises
  • solemnly - adv. in a grave and sedate manner
  • solicitation - noun the act of enticing a person to do something wrong (as an offer of sex in return for money); request for a sum of money; an entreaty addressed to someone of superior status
  • solicitously - adv. in a concerned and solicitous manner
  • solicitude - noun a feeling of excessive concern
  • solid - adj. uninterrupted in space; having no gaps or breaks;incapable of being seen through; having three dimensions; acting together as a single undiversified whole; characterized by good substantial quality; of one substance or character throughout; of the same color throughout; of a substantial character and not frivolous or superficial; of definite shape and volume; firm; neither liquid nor gaseous; entirely of one substance with no holes inside; financially sound; of good quality and condition; solidly built; morally admirable;not soft or yielding to pressure; providing abundant nourishment;noun a three-dimensional shape; the state in which a substance has no tendency to flow under moderate stress; resists forces (such as compression) that tend to deform it; and retains a definite size and shape; a substance that is solid at room temperature and pressure
  • solid-colored - adj. having the same color all over
  • solid-hoofed - adj. having solid hooves
  • solidification - noun the process of becoming hard or solid by cooling or drying or crystallization
  • solidified - adj. changed into a solid mass
  • solidify - verb become solid; make solid or more solid; cause to solidify
  • solidity - noun the quality of being solid and reliable financially or factually or morally; the consistency of a solid; state of having the interior filled with matter
  • solidly - adv. with strength and soundness; as an undiversified whole
  • solitary - adj. remote or secluded; being the only one; single and isolated from others; characterized by or preferring solitude; lacking companions or companionship; of plants and animals; not growing or living in groups or colonies; noun one who lives in solitude;confinement of a prisoner in isolation from other prisoners
  • solitude - noun a solitary place; a state of social isolation; a disposition toward being alone
  • solmization - noun singing usin