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Dictionary of internal medicine A

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#-A

  • a  the blood group whose red cells carry the A antigen;  the 1st letter of the Roman alphabet;  the basic unit of electric current adopted under the Systeme International d'Unites;  a metric unit of length equal to one ten billionth of a meter (or 0.0001 micron); used to specify wavelengths of electromagnetic radiation;  (biochemistry) purine base found in DNA and RNA; pairs with thymine in DNA and with uracil in RNA;  one of the four nucleotides used in building DNA; all four nucleotides have a common phosphate group and a sugar (ribose);  any of several fat soluble vitamins essential for normal vision; prevents night blindness or inflammation or dryness of the eyes
  • a a
  • aa  a dry form of lava resembling clinkers;  an associate degree in arts;  an international organization that provides a support group for persons trying to overcome alcoholism
  • aa amyloidosis
  • aaa  an aneurysm of the abdominal aorta associated with old age and hypertension
  • aaa related
  • aaron  (Old Testament) elder brother of Moses and first high priest of the Israelites; created the golden calf;  United States professional baseball player who hit more home runs than Babe Ruth (born in 1934)
  • aas  an associate degree in applied science
  • aas abuse
  • ab  the blood group whose red cells carry both the A and B antigens;  the eleventh month of the civil year; the fifth month of the ecclesiastical year in the Jewish calendar (in July and August);  the muscles of the abdomen;  a bachelor's degree in arts and sciences
  • ab chminaca
  • abaca  Philippine banana tree having leafstalks that yield Manila hemp used for rope and paper etc;  a kind of hemp obtained from the abaca plant in the Philippines
  • abacavir
  • abandon  the trait of lacking restraint or control; reckless freedom from inhibition or worry;  a feeling of extreme emotional intensity;  verb stop maintaining or insisting on; of ideas or claims; leave someone who needs or counts on you; leave in the lurch;  give up with the intent of never claiming again;  forsake, leave behind; leave behind empty; move out of
  • abandoned   adj. forsaken by owner or keeper;  free from constraint
  • abandonment  the voluntary surrender of property (or a right to property) without attempting to reclaim it or give it away;  the act of giving something up;  withdrawing support or help despite allegiance or responsibility
  • abassi
  • abate   verb become less in amount or intensity;  make less active or intense
  • abated
  • abatement  the act of abating;  an interruption in the intensity or amount of something
  • abates
  • abbreviate   verb shorten;  reduce in scope while retaining essential elements
  • abbreviated   adj. (of clothing) very short;  cut short in duration
  • abbreviation  shortening something by omitting parts of it;  a shortened form of a word or phrase
  • abbvie
  • abc  the elementary stages of any subject (usually plural)
  • abcb
  • abcs  the elementary stages of any subject (usually plural)
  • abcs of
  • abdomen  the region of the body of a vertebrate between the thorax and the pelvis;  the cavity containing the major viscera; in mammals it is separated from the thorax by the diaphragm
  • abdomi
  • abducted   adj. (of persons) seized and detained unlawfully, often for ransom
  • abduction  (physiology) moving of a body part away from the central axis of the body;  the criminal act of capturing and carrying away by force a family member; if a man's wife is abducted it is a crime against the family relationship and against the wife
  • abduction external rotation test
  • abductor  a muscle that draws a body part away from the median line;  someone who unlawfully seizes and detains a victim (usually for ransom)
  • abductors
  • aberrant   adj. markedly different from an accepted norm; one whose behavior departs substantially from the norm of a group
  • aberrantly
  • aberration  an optical phenomenon resulting from the failure of a lens or mirror to produce a good image;  a disorder in one's mental state;  a state or condition markedly different from the norm
  • aberrations
  • abetalipoproteinemia  a rare inherited disorder of fat metabolism; characterized by severe deficiency of beta lipoproteins and abnormal red blood cells (acanthocytes) and abnormally low cholesterol levels
  • abi
  • ability  the quality of being able to perform; a quality that permits or facilitates achievement or accomplishment;  possession of the qualities (especially mental qualities) required to do something or get something done
  • abim
  • ablate   verb remove an organ or bodily structure;  wear away through erosion or vaporization
  • ablation  surgical removal of a body part or tissue;  the erosive process that reduces the size of glaciers
  • ablation a
  • ablative   adj. tending to ablate; i.e. to be removed or vaporized at very high temperature;  relating to the ablative case; the case indicating the agent in passive sentences or the instrument or manner or place of the action described by the verb
  • able   adj. (usually followed by `to') having the necessary means or skill or know how or authority to do something;  having inherent physical or mental ability or capacity;  have the skills and qualifications to do things well;  having a strong healthy body
  • ableson
  • abnormal   adj. much greater than the normal;  not normal; not typical or usual or regular or conforming to a norm;  departing from the normal in e.g. intelligence and development
  • abnormal function of
  • abnormality  behavior that breaches the rule or etiquette or custom or morality;  marked strangeness as a consequence of being abnormal;  retardation sufficient to fall outside the normal range of intelligence;  an abnormal condition
  • abnormality of
  • abo  a dark skinned member of a race of people living in Australia when Europeans arrived
  • abo blood group system  a classification system for the antigens of human blood; used in blood transfusion therapy; four groups are A and B and AB and O
  • abolish   verb do away with
  • abolishes
  • abort  the act of terminating a project or procedure before it is completed;  verb terminate a pregnancy by undergoing an abortion; cease development, die, and be aborted;  terminate before completion
  • aborted
  • abortive   adj. failing to accomplish an intended result
  • abortus  a human fetus whose weight is less than 0.5 kilogram when removed or expelled from the mother's body
  • abou
  • about   adj. on the move;  adv. in the area or vicinity;  all around or on all sides;  in or to a reversed position or direction;  to or among many different places or in no particular direction;  (of actions or states) slightly short of or not quite accomplished;  in rotation or succession;  (of quantities) imprecise but fairly close to correct
  • aboutlithinfoctr
  • above   adj. appearing earlier in the same text;  adv. at an earlier place;  in or to a place that is higher; an earlier section of a written text
  • above normal
  • abraham  the first of the Old Testament patriarchs and the father of Isaac; according to Genesis, God promised to give Abraham's family (the Hebrews) the land of Canaan (the Promised Land); God tested Abraham by asking him to sacrifice his son
  • abrams
  • abrasion  erosion by friction;  an abraded area where the skin is torn or worn off;  the wearing down of rock particles by friction due to water or wind or ice
  • abrasions
  • abridged   adj. (used of texts) shortened by condensing or rewriting
  • abroad   adj. in a foreign country;  adv. to or in a foreign country;  in a place across an ocean;  far away from home or one's usual surroundings
  • abru
  • abrupt   adj. surprisingly and unceremoniously brusque in manner; exceedingly sudden and unexpected;  extremely steep;  marked by sudden changes in subject and sharp transitions
  • abruptio
  • abruption  an instance of sudden interruption
  • abruptly   adv. quickly and without warning
  • abscess  symptom consisting of a localized collection of pus surrounded by inflamed tissue
  • abscess in
  • absence  failure to be present;  the state of being absent;  the time interval during which something or somebody is away;  epilepsy characterized by paroxysmal attacks of brief clouding of consciousness (a possible other abnormalities)
  • absence seizures
  • absent   adj. lost in thought; showing preoccupation;  not in a specified place physically or mentally;  verb go away or leave
  • abshire
  • absolute   adj. perfect or complete or pure;  not capable of being violated or infringed;  complete and without restriction or qualification; sometimes used informally as intensifiers;  without conditions or limitations;  not limited by law;  expressing finality with no implication of possible change; something that is conceived to be absolute; something that does not depends on anything else and is beyond human control
  • absolute risk reduction
  • absolutely   adv. totally and definitely; without question;  completely and without qualification; used informally as intensifiers
  • absorb   verb cause to become one with;  engage or engross wholly; take up mentally;  assimilate or take in;  take in, also metaphorically; become imbued;  take up, as of debts or payments;  suck or take up or in;  engross (oneself) fully
  • absorbable   adj. capable of being absorbed or taken in through the pores of a surface
  • absorbed   adj. taken in through the pores of a surface;  retained without reflection;  giving or marked by complete attention to
  • absorbent   adj. having power or capacity or tendency to absorb or soak up something (liquids or energy etc.); a material having capacity or tendency to absorb another substance
  • absorber  (physics) material in a nuclear reactor that absorbs radiation
  • absorbers
  • absorption  (chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid;  (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium;  the mental state of being preoccupied by something; complete attention; intense mental effort;  the process of absorbing nutrients into the body after digestion;  the social process of absorbing one cultural group into harmony with another
  • absorption of
  • absorption spectrum  the spectrum of electromagnetic radiation that has passed through a medium that absorbed radiation of certain wavelengths
  • absorptive   adj. having power or capacity or tendency to absorb or soak up something (liquids or energy etc.)
  • absortion
  • abstention  the trait of abstaining (especially from alcohol)
  • abstinence  act or practice of refraining from indulging an appetite;  the trait of abstaining (especially from alcohol)
  • abstinent   adj. self restraining; not indulging an appetite especially for food or drink; a person who refrains from drinking intoxicating beverages
  • abstr
  • abstract   adj. existing only in the mind; separated from embodiment;  dealing with a subject in the abstract without practical purpose or intention;  not representing or imitating external reality or the objects of nature; a concept or idea not associated with any specific instance;  a sketchy summary of the main points of an argument or theory;  verb consider a concept without thinking of a specific example; consider abstractly or theoretically;  consider apart from a particular case or instance;  give an abstract (of);  make off with belongings of others
  • abstract thought  thinking that is coherent and logical
  • abstracted   adj. taken out of or separated from;  lost in thought; showing preoccupation
  • abstraction  a general concept formed by extracting common features from specific examples;  the act of withdrawing or removing something;  an abstract painting;  the process of formulating general concepts by abstracting common properties of instances;  a concept or idea not associated with any specific instance;  preoccupation with something to the exclusion of all else
  • abstracts
  • absurd   adj. inconsistent with reason or logic or common sense; incongruous; inviting ridicule; a situation in which life seems irrational and meaningless
  • abu
  • abulia  a loss of will power
  • abundance  the property of a more than adequate quantity or supply;  (chemistry) the ratio of the total mass of an element in the earth's crust to the total mass of the earth's crust; expressed as a percentage or in parts per million;  (physics) the ratio of the number of atoms of a specific isotope of an element to the total number of isotopes present
  • abundant   adj. present in great quantity
  • abundantly   adv. in an abundant manner
  • aburto
  • abuse  a rude expression intended to offend or hurt;  cruel or inhumane treatment;  improper or excessive use;  verb use wrongly or improperly or excessively;  use foul or abusive language towards; change the inherent purpose or function of something;  treat badly
  • abuse of
  • abused   adj. subjected to cruel treatment;  used improperly or excessively especially drugs
  • abusers
  • abut   verb lie adjacent to another or share a boundary
  • abvd
  • ac  an electric current that reverses direction sinusoidally;  a radioactive element of the actinide series; found in uranium ores
  • ac p
  • academic   adj. hypothetical or theoretical and not expected to produce an immediate or practical result;  marked by a narrow focus on or display of learning especially its trivial aspects;  associated with academia or an academy; an educator who works at a college or university
  • academies
  • academy  a learned establishment for the advancement of knowledge;  a school for special training;  a secondary school (usually private);  an institution for the advancement of art or science or literature
  • acalculia
  • acanthocytosis  the presence of acanthocytes in the blood stream (as in abetalipoproteinemia)
  • acantholysis  a breakdown of a cell layer in the epidermis (as in pemphigus)
  • acanthosis  an abnormal but benign thickening of the prickle cell layer of the skin (as in psoriasis)
  • acanthosis nigricans  a skin disease characterized by dark wartlike patches in the body folds; can be benign or malignant
  • acarbose
  • accelerating   adj. increasing in speed; becoming progressively faster
  • acceleration  the act of accelerating; increasing the speed; an increase in rate of change;  (physics) a rate of increase of velocity
  • accelerator  a valve that regulates the supply of fuel to the engine;  a scientific instrument that increases the kinetic energy of charged particles;  a pedal that controls the throttle valve;  (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
  • accen
  • accent  a diacritical mark used to indicate stress or placed above a vowel to indicate a special pronunciation;  distinctive manner of oral expression;  the relative prominence of a syllable or musical note (especially with regard to stress or pitch);  the usage or vocabulary that is characteristic of a specific group of people; special importance or significance;  verb put stress on; utter with an accent;  to stress, single out as important
  • accentuate   verb put stress on; utter with an accent;  to stress, single out as important
  • accentuated
  • accentuation  the use or application of an accent; the relative prominence of syllables in a phrase or utterance;  the act of giving special importance or significance to something
  • accept   verb tolerate or accommodate oneself to;  consider or hold as true;  be sexually responsive to, used of a female domesticated mammal;  react favorably to; consider right and proper;  give an affirmative reply to; respond favorably to;  receive (a report) officially, as from a committee;  receive willingly something given or offered; admit into a group or community;  be designed to hold or take;  make use of or accept for some purpose;  take on as one's own the expenses or debts of another person
  • acceptable   adj. worthy of acceptance or satisfactory;  adequate for the purpose;  judged to be in conformity with approved usage; meeting requirements
  • acceptably   adv. in an acceptable (but not outstanding) manner
  • acceptance  the act of taking something that is offered; (contract law) words signifying consent to the terms of an offer (thereby creating a contract);  banking: a time draft drawn on and accepted by a bank;  the state of being acceptable and accepted;  the act of accepting with approval; favorable reception;  a disposition to tolerate or accept people or situations;  the mental attitude that something is believable and should be accepted as true
  • accepted   adj. generally approved or compelling recognition; generally agreed upon; not subject to dispute;  widely accepted as true or worthy;  widely or permanently accepted;  generally accepted or used;  judged to be in conformity with approved usage
  • accepts
  • access  the act of approaching or entering;  a way of entering or leaving;  (computer science) the operation of reading or writing stored information;  the right to obtain or make use of or take advantage of something (as services or membership);  a code (a series of characters or digits) that must be entered in some way (typed or dialed or spoken) to get the use of something (a telephone line or a computer or a local area network etc.);  the right to enter; verb reach or gain access to;  obtain or retrieve from a storage device; as of information on a computer
  • access for
  • accessibility  the attribute of being easy to meet or deal with; the quality of being at hand when needed
  • accessible   adj. capable of being reached;  easy to get along with or talk to; friendly;  easily obtained;  capable of being read with comprehension
  • accessmedici
  • accessory   adj. furnishing added support; a supplementary component that improves capability;  clothing that is worn or carried, but not part of your main clothing;  someone who helps another person commit a crime
  • accessory genome
  • accident  anything that happens by chance without an apparent cause;  a mishap; especially one causing injury or death
  • accidental   adj. without intention (especially resulting from heedless action);  associated by chance and not an integral part; occurring or appearing or singled out by chance; a musical notation that makes a note sharp or flat or natural although that is not part of the key signature
  • accidentally   adv. without advance planning;  without intention; in an unintentional manner;  in an incidental manner
  • accidents
  • acclimatization  adaptation to a new climate (a new temperature or altitude or environment)
  • acclimatize   verb get used to a certain climate
  • accommodate   verb make compatible with;  provide with something desired or needed;  have room for; hold without crowding;  make fit for, or change to suit a new purpose;  provide a service or favor for someone;  provide housing for;  be agreeable or acceptable to
  • accommodation  (physiology) the automatic adjustment in focal length of the lens of the eye;  the act of providing something (lodging or seat or food) to meet a need;  living quarters provided for public convenience;  in the theories of Jean Piaget: the modification of internal representations in order to accommodate a changing knowledge of reality;  a settlement of differences;  making or becoming suitable; adjusting to circumstances
  • accommodative   adj. tending to reconcile or accommodate; bringing into harmony;  willing to adjust to differences in order to obtain agreement;  helpful in bringing about a harmonious adaptation
  • accompan
  • accompany   verb go or travel along with;  perform an accompaniment to;  be associated with;  be a companion to somebody
  • accompanyi
  • accompanying   adj. following as a consequence
  • accomplish   verb put in effect;  to gain with effort
  • accomplished   adj. successfully completed or brought to an end; settled securely and unconditionally;  highly skilled
  • accomplishes
  • accord  sympathetic compatibility;  concurrence of opinion;  a written agreement between two states or sovereigns;  harmony of people's opinions or actions or characters;  verb allow to have;  go together
  • accordance  the act of granting rights;  concurrence of opinion
  • according   adj. (followed by `to') as reported or stated by;  (followed by `to') in agreement with or accordant with
  • accordingly   adv. in accordance with;  (sentence connectors) because of the reason given
  • accou
  • account  the quality of taking advantage;  importance or value;  a statement of recent transactions and the resulting balance; a formal contractual relationship established to provide for regular banking or brokerage or business services;  a record or narrative description of past events;  an itemized statement of money owed for goods shipped or services rendered;  a short account of the news;  a statement that makes something comprehensible by describing the relevant structure or operation or circumstances etc.;  the act of informing by verbal report;  grounds;  verb furnish a justifying analysis or explanation;  keep an account of;  be the sole or primary factor in the existence, acquisition, supply, or disposal of something;  to give an account or representation of in words
  • accountability in
  • accounting  a system that provides quantitative information about finances;  a convincing explanation that reveals basic causes; a bookkeeper's chronological list of related debits and credits of a business; forms part of a ledger of accounts;  the occupation of maintaining and auditing records and preparing financial reports for a business;  a statement of recent transactions and the resulting balance
  • accounts
  • accrue   verb grow by addition;  come into the possession of
  • accu
  • accumulate   verb collect or gather;  get or gather together
  • accumulated   adj. brought together into a group or crowd; periodically accumulated over time
  • accumulates
  • accumulation  the act of accumulating;  (finance) profits that are not paid out as dividends but are added to the capital base of the corporation;  several things grouped together or considered as a whole;  an increase by natural growth or addition
  • accumulation in brain
  • accumulative   adj. marked by acquiring or amassing;  increasing by successive addition
  • accupep
  • accuracy  the quality of being near to the true value; (mathematics) the number of significant figures given in a number
  • accuracy of
  • accurate   adj. conforming exactly or almost exactly to fact or to a standard or performing with total accuracy;  (of ideas, images, representations, expressions) characterized by perfect conformity to fact or truth ; strictly correct
  • accurately   adv. with few mistakes;  strictly correctly
  • accustomed   adj. (often followed by `to') in the habit of or adapted to;  commonly used or practiced; usual
  • ace   adj. of the highest quality; a serve that the receiver is unable to reach;  one of four playing cards in a deck having a single pip on its face;  someone who is dazzlingly skilled in any field;  a major strategic headquarters of NATO; safeguards an area extending from Norway to Turkey;  verb serve an ace against (someone);  play (a hole) in one stroke;  score an ace against; succeed at easily
  • ace inhibitors
  • acetabulum  the cup shaped hollow in the hipbone into which the head of the femur fits to form a ball and socket joint
  • acetadote
  • acetaldehyde  a colorless volatile water soluble liquid aldehyde used chiefly in manufacture of acetic acid and perfumes and drugs
  • acetam
  • acetamide  a colorless solid amide of acetic acid used as a solvent and in the synthesis of organic compounds
  • acetaminophen  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)
  • acetaminophen aspirin caffeine
  • acetate  a salt or ester of acetic acid;  a fabric made from fibers of cellulose acetate
  • acetazolamide
  • acetone  the simplest ketone; a highly inflammable liquid widely used as an organic solvent and as material for making plastics
  • acetonide
  • acetylate   verb introduce an acetyl group into (a chemical compound);  receive substitution of an acetyl group
  • acetylcholine  a neurotransmitter that is a derivative of choline; released at the ends of nerve fibers in the somatic and parasympathetic nervous systems
  • acetylcholine receptor
  • ache  a dull persistent (usually moderately intense) pain;  verbhave a desire for something or someone who is not present;  be the source of pain;  feel physical pain
  • achenbach
  • achievable   adj. capable of existing or taking place or proving true; possible to do
  • achieve   verb to gain with effort
  • achieved
  • achilles  a mythical Greek hero of the Iliad; a foremost Greek warrior at the siege of Troy; when he was a baby his mother tried to make him immortal by bathing him in a magical river but the heel by which she held him remained vulnerable his `Achilles' heel'
  • achilles bursitis
  • aching   adj. causing a dull and steady pain; a dull persistent (usually moderately intense) pain
  • achlorhydria  an abnormal deficiency or absence of free hydrochloric acid in the gastric juice; often associated with severe anemias and cancer of the stomach
  • achlorhydric   adj. lacking hydrochloric acid
  • acholic
  • achondroplasia  an inherited skeletal disorder beginning before birth; cartilage is converted to bone resulting in dwarfism
  • achr
  • acid   adj. having the characteristics of an acid;  harsh or corrosive in tone;  being sour to the taste; street name for lysergic acid diethylamide;  any of various water soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
  • acid's
  • acid fast   adj. not easily decolorized by acid solutions; pertains to micro organisms (especially the tubercle bacillus that causes tuberculosis)
  • acid fast bacteria
  • acidemia  a blood disorder characterized by an increased concentration of hydrogen ions in the blood (which falls below 7 on the pH scale)
  • acidemic
  • acidic   adj. being or containing an acid; of a solution having an excess of hydrogen atoms (having a pH of less than 7);  being sour to the taste
  • acidification  the process of becoming acid or being converted into an acid
  • acidified
  • acidity  pH values below 7;  the taste experience when something acidic is taken into the mouth;  the property of being acidic
  • acidlabile
  • acidosis  abnormally high acidity (excess hydrogen ion concentration) of the blood and other body tissues
  • acidosis a
  • acidotic   adj. having or being characterized by acidosis
  • acids
  • acinar   adj. pertaining to the individual parts making up an aggregate fruit like a blackberry;  pertaining to one of the small sacs (as in a compound gland)
  • acinetobacter
  • acknowledge   verb accept (someone) to be what is claimed or accept his power and authority;  accept as legally binding and valid; express obligation, thanks, or gratitude for;  report the receipt of; declare to be true or admit the existence or reality or truth of; express recognition of the presence or existence of, or acquaintance with
  • acknowledged   adj. recognized or made known or admitted; generally accepted
  • acknowledging
  • acknowledgment  a statement acknowledging something or someone;  a short note recognizing a source of information or of a quoted passage;  the state or quality of being recognized or acknowledged
  • acknowledgments
  • acne  an inflammatory disease involving the sebaceous glands of the skin; characterized by papules or pustules or comedones
  • acne common
  • acne rosacea  a skin disease of adults (more often women) in which blood vessels of the face enlarge resulting in a flushed appearance
  • acne rosacea and
  • aconite  any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers
  • acos
  • acquaintance  personal knowledge or information about someone or something;  a person with whom you are acquainted;  a relationship less intimate than friendship
  • acquaintances
  • acquire   verb win something through one's efforts;  locate (a moving entity) by means of a tracking system such as radar;  come to have or undergo a change of (physical features and attributes);  take on a certain form, attribute, or aspect;  gain through experience;  gain knowledge or skills;  come into the possession of something concrete or abstract
  • acquired   adj. gotten through environmental forces
  • acquired causes of
  • acquisition  the act of contracting or assuming or acquiring possession of something;  something acquired;  an ability that has been acquired by training;  the cognitive process of acquiring skill or knowledge
  • acr
  • acrocyanosis  cyanosis of the extremities; can occur when a spasm of the blood vessels is caused by exposure to cold or by strong emotion
  • acrodermatitis
  • acromegalic   adj. having abnormal size with overgrown extremities resulting from abnormal pituitary secretion
  • acromegaly  enlargement of bones of hands and feet and face; often accompanied by headache and muscle pain and emotional disturbances; caused by overproduction of growth hormone by the anterior pituitary gland (due to a tumor)
  • acromegaly associated
  • acronym  a word formed from the initial letters of the several words in the name
  • acropachy
  • across   adv. transversely;  to the opposite side
  • acrylamide  a white crystalline amide of propenoic acid can damage the nervous system and is carcinogenic in laboratory animals
  • acrylics
  • act  something that people do or cause to happen;  a legal document codifying the result of deliberations of a committee or society or legislative body;  a short theatrical performance that is part of a longer program;  a subdivision of a play or opera or ballet;  a manifestation of insincerity;  verb behave in a certain manner; show a certain behavior; conduct or comport oneself;  pretend to have certain qualities or state of mind;  discharge one's duties;  play a role or part;  perform on a stage or theater;  perform an action, or work out or perform (an action);  be engaged in an activity, often for no particular purpose other than pleasure;  be suitable for theatrical performance;  behave unnaturally or affectedly;  have an effect or outcome; often the one desired or expected
  • acta
  • acth  a hormone produced by the anterior pituitary gland that stimulates the adrenal cortex
  • acth cortisol
  • actin  one of the proteins into which actomyosin can be split; can exist in either a globular or a fibrous form
  • acting   adj. serving temporarily especially as a substitute; the performance of a part or role in a drama
  • acting in best interests of patient
  • acting out  (psychiatry) the display of previously inhibited emotions (often in actions rather than words); considered to be healthy and therapeutic;  a (usually irritating) impulsive and uncontrollable outburst by a problem child or a neurotic adult
  • actinic   adj. relating to or exhibiting actinism
  • actinic dermatitis  dermatitis caused exposure to sunlight
  • actinic keratosis  an overgrowth of skin layers resulting from extended exposure to the sun
  • actinically
  • actinomycosis  disease of cattle that can be transmitted to humans; results from infection with actinomycetes; characterized by hard swellings that exude pus through long sinuses
  • actinomycosis abdominal
  • action spectrum  the efficiency with which electromagnetic radiation produces a photochemical reaction plotted as a function of the wavelength of the radiation
  • action targets of
  • activase  a thrombolytic agent (trade name Activase) that causes fibrinolysis at the site of a blood clot; used in treating acute myocardial infarction
  • activate   verb make active or more active;  make (substances) radioactive;  aerate (sewage) so as to favor the growth of organisms that decompose organic matter;  make more adsorptive;  put in motion or move to act
  • activated   adj. set up and placed on active assignment;  rendered active; e.g. rendered radioactive or luminescent or photosensitive or conductive;  (of e.g. a molecule) made reactive or more reactive;  (of sewage) treated with aeration and bacteria to aid decomposition
  • activated charcoal  powdered or granular carbon used for purifying by adsorption; given orally (as a slurry) it is an antidote for some kinds of poisons
  • activated partial thromboplastin time
  • activating   adj. causing motion or action or change; the activity of causing to have energy and be active
  • activation  making active and effective (as a bomb); stimulation of activity in an organism or chemical;  the activity of causing to have energy and be active
  • activation defects of
  • activator  (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription
  • activator of nf
  • active   adj. characterized by energetic activity;  engaged in full time work;  full of activity or engaged in continuous activity;  tending to become more severe or wider in scope;  disposed to take action or effectuate change;  (of e.g. volcanos) erupting or liable to erupt;  (of e.g. volcanos) capable of erupting;  expressing action rather than a state of being; used of verbs (e.g. `to run') and participial adjectives (e.g. `running' in `running water');  expressing that the subject of the sentence has the semantic function of actor: "Hemingway favors active constructions";  exerting influence or producing a change or effect;  of the sun; characterized by a high level activity in sunspots and flares and radio emissions;  in operation;  taking part in an activity;  engaged in or ready for military or naval operations; a person devoted to the active life;  the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb;  chemical agent capable of activity
  • active comparator
  • active transport  transport of a substance (as a protein or drug) across a cell membrane against the concentration gradient; requires an expenditure of energy
  • actively   adv. in an active manner
  • activin
  • activity  any specific behavior;  (chemistry) the capacity of a substance to take part in a chemical reaction;  the trait of being active; moving or acting rapidly and energetically;  an organic process that takes place in the body;  a process existing in or produced by nature (rather than by the intent of human beings);  the state of being active
  • activity adaptation
  • acts  a New Testament book describing the development of the early church from Christ's Ascension to Paul's sojourn at Rome
  • actual   adj. presently existing in fact and not merely potential or possible;  being or existing at the present moment;  taking place in reality; not pretended or imitated;  existing in act or fact;  being or reflecting the essential or genuine character of something;  existing in fact whether with lawful authority or not
  • actually   adv. used to imply that one would expect the fact to be the opposite of that stated; surprisingly;  in actual fact;  as a sentence modifier to add slight emphasis;  at the present moment
  • actuarial   adj. of or relating to the work of an actuary
  • actuation  the act of propelling
  • actuations
  • acuity  sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart);  a quick and penetrating intelligence
  • acuity should
  • acular  nonsteroidal anti inflammatory drug (trade names Acular and Toradol) that is administered only intramuscularly
  • aculate
  • acupressure  treatment of symptoms by applying pressure with the fingers to specific pressure points on the body
  • acupunctu
  • acute   adj. having or experiencing a rapid onset and short but severe course;  of critical importance and consequence;  extremely sharp or intense;  having or demonstrating ability to recognize or draw fine distinctions;  of an angle; less than 90 degrees;  ending in a sharp point; a mark (') placed above a vowel to indicate pronunciation
  • acute alcohol intoxication
  • acyclic   adj. chemistry; not cyclic; having an open chain structure; botany; not cyclic; especially having parts arranged in spirals rather than whorls
  • acyclovir  an oral antiviral drug (trade name Zovirax) used to treat genital herpes; does not cure the disease but relieves the symptoms
  • acyclovir effectiveness
  • acyl  any group or radical of the form RCO where R is an organic group
  • acylated
  • acylation  the process of introducing an acyl group into a compound
  • ad   adv. in the Christian era; used before dates after the supposed year Christ was born; a public promotion of some product or service
  • ad and
  • ad hoc   adj. for or concerned with one specific purpose;  often improvised or impromptu;  adv. for one specific case
  • ada  an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia
  • adacel
  • adams  a mountain peak in southwestern Washington in the Cascade Range (12,307 feet high);  2nd President of the United States (1735 1826);  6th President of the United States; son of John Adams (1767 1848);  American Revolutionary leader and patriot; an organizer of the Boston Tea Party and signer of the Declaration of Independence (1722 1803)
  • adapalene
  • adapt   verb make fit for, or change to suit a new purpose;  adapt or conform oneself to new or different conditions
  • adaptation  (physiology) the responsive adjustment of a sense organ (as the eye) to varying conditions (as of light);  a written work (as a novel) that has been recast in a new form;  the process of adapting to something (such as environmental conditions)
  • adaptation to
  • adapted   adj. changed in order to improve or made more fit for a particular purpose
  • adapting
  • add  a condition (mostly in boys) characterized by behavioral and learning disorders;  verb make an addition (to); join or combine or unite with others; increase the quality, quantity, size or scope of; make an addition by combining numbers;  state or say further; constitute an addition;  determine the sum of;  bestow a quality on
  • add back
  • add on  a supplementary component that improves capability; a component that is added to something to improve it
  • added
  • addict  someone who is physiologically dependent on a substance; abrupt deprivation of the substance produces withdrawal symptoms;  someone who is so ardently devoted to something that it resembles an addiction;  verb to cause (someone or oneself) to become dependent (on something, especially a narcotic drug)
  • addicted   adj. compulsively or physiologically dependent on something habit forming
  • addiction  (Roman law) a formal award by a magistrate of a thing or person to another person (as the award of a debtor to his creditor); a surrender to a master;  an abnormally strong craving; being abnormally tolerant to and dependent on something that is psychologically or physically habit forming (especially alcohol or narcotic drugs)
  • addictive   adj. causing or characterized by addiction
  • adding
  • addition  the act of adding one thing to another;  a component that is added to something to improve it;  a suburban area laid out in streets and lots for a future residential area;  a quantity that is added; the arithmetic operation of summing; calculating the sum of two or more numbers;  something added to what you already have
  • additiona
  • additive   adj. characterized or produced by addition;  designating or involving an equation whose terms are of the first degree;  nounsomething added to enhance food or gasoline or paint or medicine
  • additives
  • address  the stance assumed by a golfer in preparation for hitting a golf ball;  (computer science) the code that identifies where a piece of information is stored;  written directions for finding some location; written on letters or packages that are to be delivered to that location;  a sign in front of a house or business carrying the conventional form by which its location is described;  the manner of speaking to another individual;  the act of delivering a formal spoken communication to an audience;  the place where a person or organization can be found or communicated with;  social skill;  verbadjust and aim (a golf ball) at in preparation of hitting;  speak to;  give a speech to;  speak to someone;  put an address on (an envelope); direct a question at someone;  address or apply oneself to something, direct one's efforts towards something, such as a question;  access or locate by address;  greet, as with a prescribed form, title, or name;  deal with verbally or in some form of artistic expression
  • addressed   adj. (of mail) marked with a destination
  • addresses
  • adducting   adj. especially of muscles; bringing together or drawing toward the midline of the body or toward an adjacent part
  • adduction  (physiology) moving of a body part toward the central axis of the body
  • adductor  a muscle that draws a body part toward the median line
  • adductors
  • ade  a sweetened beverage of diluted fruit juice
  • adefovir
  • adenoid   adj. relating to or resembling lymphatic glands or lymphoid tissue; a collection of lymphatic tissue in the throat behind the uvula (on the posterior wall and roof of the nasopharynx)
  • adenoidal   adj. sounding as if the nose were pinched;  of or pertaining to the adenoids
  • adenoidectomy  surgical removal of the adenoids; commonly performed along with tonsillectomy
  • adenoma  a benign epithelial tumor of glandular origin
  • adenoma's
  • adenomyosis  the presence of endometrium elsewhere than in the lining of the uterus; causes premenstrual pain and dysmenorrhea
  • adenopathy  a glandular disease or enlargement of glandular tissue (especially of the lymph glands)
  • adenosine  (biochemistry) a nucleoside that is a structural component of nucleic acids; it is present in all living cells in a combined form as a constituent of DNA and RNA and ADP and ATP and AMP
  • adenosine deaminase  an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia
  • adenosine deaminase deficiency
  • adept   adj. having or showing knowledge and skill and aptitude; noun someone who is dazzlingly skilled in any field
  • adequacy  the quality of being able to meet a need satisfactorily: "he questioned the adequacy of the usual sentimental interpretation of the Golden Rule";  the quality of being sufficient for the end in view
  • adequacy of
  • adequate   adj. (sometimes followed by `to') meeting the requirements especially of a task;  about average; acceptable; enough to meet a purpose
  • adequate intake
  • adequately   adv. in an adequate manner;  in an adequate manner or to an adequate degree
  • ades
  • adh  hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules
  • adh induced
  • adhere   verb follow through or carry out a plan without deviation; stick to firmly;  be a devoted follower or supporter;  be compatible or in accordance with;  come or be in close contact with; stick or hold together and resist separation;  be loyal to
  • adherence  faithful support for a religion or cause or political party;  the property of sticking together (as of glue and wood) or the joining of surfaces of different composition
  • adherence of
  • adherent   adj. sticking fast; someone who believes and helps to spread the doctrine of another
  • adheres
  • adhesion  a fibrous band of scar tissue that binds together normally separate anatomical structures;  abnormal union of bodily tissues; most common in the abdomen;  faithful support for a religion or cause or political party;  the property of sticking together (as of glue and wood) or the joining of surfaces of different composition
  • adhesion of
  • adhesiveness  the property of sticking together (as of glue and wood) or the joining of surfaces of different composition
  • adhh
  • adipose tissue  a kind of body tissue containing stored fat that serves as a source of energy; it also cushions and insulates vital organs
  • adiposity  having the property of containing fat
  • adiposity the
  • adjacent   adj. near or close to but not necessarily touching;  nearest in space or position; immediately adjoining without intervening space;  having a common boundary or edge; touching
  • adjoin   verb attach or add;  be in direct physical contact with; make contact;  lie adjacent to another or share a boundary
  • adjoining   adj. having a common boundary or edge; touching
  • adjoins
  • adjunct   adj. of or relating to a person who is subordinate to another;  furnishing added support; a construction that can be used to extend the meaning of a word or phrase but is not one of the main constituents of a sentence;  something added to another thing but not an essential part of it;  a person who is an assistant or subordinate to another
  • adjunctive   adj. joining; forming an adjunct
  • adjunctive therapies
  • adjust   verb adapt or conform oneself to new or different conditions;  alter or regulate so as to achieve accuracy or conform to a standard;  make correspondent or conformable;  decide how much is to be paid on an insurance claim;  place in a line or arrange so as to be parallel or straight
  • adjust pe
  • adjustable   adj. capable of being regulated;  capable of being changed so as to match or fit
  • adjusted   adj. altered to accommodate to certain requirements or bring into a proper relation;  adjusted to demands of daily living; showing emotional stability;  (especially of garments) having the fit or style adjusted;  having achieved a comfortable relation with your environment
  • adjusting
  • adjustment  the act of adjusting something to match a standard;  making or becoming suitable; adjusting to circumstances; the act of making something different (as e.g. the size of a garment); an amount added or deducted on the basis of qualifying circumstances;  the process of adapting to something (such as environmental conditions)
  • adjustment adjustment
  • adjuvant   adj. enhancing the action of a medical treatment; furnishing added support; an additive that enhances the effectiveness of medical treatment
  • adjuvant therapy
  • administer   verb give or apply (medications);  administer ritually; of church sacraments;  work in an administrative capacity; supervise; administer or bestow, as in small portions
  • administered
  • administration  the act of administering medication;  a method of tending to (especially business) matters;  the persons (or committees or departments etc.) who make up a body for the purpose of administering something;  the tenure of a president
  • administration's
  • admission  the act of admitting someone to enter;  an acknowledgment of the truth of something;  the fee charged for admission
  • admissions
  • admit   verb declare to be true or admit the existence or reality or truth of;  allow participation in or the right to be part of; permit to exercise the rights, functions, and responsibilities of;  allow to enter; grant entry to;  serve as a means of entrance;  give access or entrance to;  afford possibility;  admit into a group or community; have room for; hold without crowding
  • admitted
  • admonition  cautionary advice about something imminent (especially imminent danger);  a firm rebuke
  • adnexa  an accessory or adjoining anatomical parts or appendages (especially of the embryo)
  • adnexal   adj. of or pertaining to adnexa
  • adnexal mass
  • adopt   verb take into one's family;  take up and practice as one's own;  choose and follow; as of theories, ideas, policies, strategies or plans;  take on a certain form, attribute, or aspect;  take up the cause, ideology, practice, method, of someone and use it as one's own;  put into dramatic form;  take on titles, offices, duties, responsibilities
  • adopted   adj. acquired as your own by free choice;  having been taken into a specific relationship
  • adoptee  someone (such as a child) who has been adopted
  • adoptees
  • adoption  the act of accepting with approval; favorable reception;  a legal proceeding that creates a parent child relation between persons not related by blood; the adopted child is entitled to all privileges belonging to a natural child of the adoptive parents (including the right to inherit);  the appropriation (of ideas or words etc) from another source
  • adoptive   adj. of parents and children; related by adoption; acquired as your own by free choice
  • adp  data processing by a computer;  an ester of adenosine that is converted to ATP for energy storage
  • adp receptor antagonists
  • adrenarche  the increase in activity of the adrenal glands just before puberty
  • adrenergic   adj. relating to epinephrine (its release or action);  noundrug that has the effects of epinephrine
  • adrenergic agonists
  • adsorb   verb accumulate (liquids or gases) on the surface
  • adsorbed   adj. accumulated on a surface of a solid
  • adsorbs
  • adsorption  the accumulation of molecules of a gas to form a thin film on the surface of a solid
  • adt
  • adult   adj. (of animals) fully developed; any mature animal;  a fully developed person from maturity onward
  • adult bile ductopenia
  • adulterant   adj. making impure or corrupt by adding extraneous materials; any substance that adulterates (lessens the purity or effectiveness of a substance)
  • adulteration  the act of adulterating (especially the illicit substitution of one substance for another);  being mixed with extraneous material; the product of adulterating
  • adulthood  the state (and responsibilities) of a person who has attained maturity;  the period of time in your life after your physical growth has stopped and you are fully developed
  • adulthood medullary
  • advance   adj. situated ahead or going before;  being ahead of time or need; increase in price or value;  an amount paid before it is earned;  the act of moving forward toward a goal;  a tentative suggestion designed to elicit the reactions of others;  a change for the better; progress in development;  a movement forward;  verb rise in rate or price;  develop further;  bring forward for consideration or acceptance;  move forward, also in the metaphorical sense;  cause to move forward;  move forward;  pay in advance;  develop in a positive way;  increase or raise;  obtain advantages, such as points, etc.;  give a promotion to or assign to a higher position;  contribute to the progress or growth of
  • advance care directives
  • advanced   adj. (of societies) highly developed especially in technology or industry;  far along in time;  comparatively late in a course of development;  ahead in development; complex or intricate; at a higher level in training or knowledge or skill;  farther along in physical or mental development;  ahead of the times;  situated ahead or going before
  • advanced cardiac life support
  • advanced disease
  • advancement  gradual improvement or growth or development;  the act of moving forward toward a goal; encouragement of the progress or growth or acceptance of something
  • advancements
  • advancing   adj. moving ahead or toward the front;  moving forward
  • advantage  benefit resulting from some event or action;  the quality of having a superior or more favorable position;  (tennis) first point scored after deuce;  verb give an advantage to
  • advantageous   adj. giving an advantage;  appropriate for achieving a particular end; implies a lack of concern for fairness
  • advantages
  • advent  arrival that has been awaited (especially of something momentous);  the season including the four Sundays preceding Christmas;  (Christian theology) the reappearance of Jesus as judge for the Last Judgment
  • adventist  a member of Christian denomination that expects the imminent advent of Christ
  • adventitia  an enveloping or covering membrane or layer of body tissue
  • adventitious   adj. associated by chance and not an integral part
  • adverse   adj. in an opposing direction;  contrary to your interests or welfare
  • adverse drug
  • advertising  the business of drawing public attention to goods and services;  a public promotion of some product or service
  • advice  a proposal for an appropriate course of action
  • advil  a nonsteroidal anti inflammatory medicine (trade names Advil and Motrin and Nuprin) used to relieve the pain of arthritis and as an analgesic and antipyretic
  • advisa
  • advisable   adj. worthy of being recommended or suggested; prudent or wise
  • advise   verb inform (somebody) of something;  give advice to;  make a proposal, declare a plan for something
  • advise strongly
  • advised   adj. having received information;  having the benefit of careful prior consideration or counsel
  • adviser  an expert who gives advice
  • advises
  • advocacy  active support of an idea or cause etc.; especially the act of pleading or arguing for something
  • advocate  a person who pleads for a cause or propounds an idea;  a lawyer who pleads cases in court;  verb speak, plead, or argue in favour of;  push for something
  • advocated
  • adynamic   adj. lacking strength or vigor;  characterized by an absence of force or forcefulness
  • ae
  • aeneas  a mythical Greek warrior who was a leader on the Trojan side of the Trojan War; hero of the Aeneid
  • aepc
  • aerobic   adj. depending on free oxygen or air;  based on or using the principles of aerobics; enhancing respiratory and circulatory efficiency
  • aerobic capacity
  • aerosol  a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas);  a cloud of solid or liquid particles in a gas
  • aerosolized   adj. in the form of ultramicroscopic solid or liquid particles dispersed or suspended in air or gas
  • aerosolizes
  • affair  a vaguely specified social event;  a usually secretive or illicit sexual relationship;  a vaguely specified concern
  • affairs  transactions of professional or public interest;  matters of personal concern
  • affect  the conscious subjective aspect of feeling or emotion; verb act physically on; have an effect upon;  have an effect upon; have an emotional or cognitive impact upon;  make believe with the intent to deceive;  connect closely and often incriminatingly
  • affected   adj. acted upon; influenced;  speaking or behaving in an artificial way to make an impression;  being excited or provoked to the expression of an emotion
  • affected only
  • afferent   adj. of nerves and nerve impulses; conveying sensory information from the sense organs to the CNS; a nerve that passes impulses from receptors toward or to the central nervous system
  • afferent efferent
  • affiliate  a subsidiary or subordinate organization that is affiliated with another organization;  a subordinate or subsidiary associate; a person who is affiliated with another or with an organization;  verb join in an affiliation;  join in an affiliation;  keep company with; hang out with
  • affinity  a natural attraction or feeling of kinship;  inherent resemblance between persons or things;  the force attracting atoms to each other and binding them together in a molecule; (immunology) the attraction between an antigen and an antibody;  a close connection marked by community of interests or similarity in nature or character;  (biology) state of relationship between organisms or groups of organisms resulting in resemblance in structure or structural parts;  (anthropology) kinship by marriage or adoption; not a blood relationship
  • affinity maturation of
  • affirm   verb to declare or affirm solemnly and formally as true;  say yes to;  establish or strengthen as with new evidence or facts
  • affirm test
  • afflict   verb cause bodily suffering to and make sick or indisposed; cause pain or suffering in;  cause great unhappiness for; distress
  • afflicted   adj. mentally or physically unfit;  grievously affected especially by disease
  • afflicting
  • affliction  a cause of great suffering and distress;  a condition of suffering or distress due to ill health;  a state of great suffering and distress due to adversity
  • afflicts
  • afford   verb be able to spare or give up;  afford access to;  have the financial means to do something or buy something;  be the cause or source of
  • affordable   adj. that you have the financial means for
  • affordable care act
  • afghanistan  a mountainous landlocked country in central Asia; bordered by Iran to the west and Russia to the north and Pakistan to the east and south
  • afi
  • afl  a federation of North American labor unions that merged with the Congress of Industrial Organizations in 1955
  • aflatoxin  a potent carcinogen from the fungus Aspergillus; can be produced and stored for use as a bioweapon
  • aflibercept
  • aforementioned   adj. being the one previously mentioned or spoken of
  • afp  an abnormally large amount of this fetoprotein in the fetus can signal an abnormality of the neural tube (as spina bifida or anencephaly)
  • afr
  • afraid   adj. filled with fear or apprehension;  filled with regret or concern; used often to soften an unpleasant statement;  feeling worry or concern or insecurity;  having feelings of aversion or unwillingness
  • afrezza
  • africa  the second largest continent; located south of Europe and bordered to the west by the South Atlantic and to the east by the Indian Ocean
  • africa the
  • african   adj. of or relating to the nations of Africa or their peoples; noun a native or inhabitant of Africa
  • african american   adj. pertaining to or characteristic of Americans of African ancestry; an American whose ancestors were born in Africa
  • african eye worm
  • after   adj. located farther aft;  adv. behind or in the rear;  happening at a time subsequent to a reference time
  • after adrenalectomy
  • aftermath  the consequences of an event (especially a catastrophic event);  the outcome of an event especially as relative to an individual
  • afternoon  the part of the day between noon and evening;  a conventional expression of greeting or farewell
  • aftershave
  • afterward   adv. happening at a time subsequent to a reference time
  • afterwards   adv. happening at a time subsequent to a reference time
  • afzelii
  • ag  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
  • aga  title for a civil or military leader (especially in Turkey)
  • agai
  • agammaglobulinemia  a rare immunological disorder characterized by the virtual absence of gamma globulin in the blood and consequent susceptibility to infection
  • agar  a colloidal extract of algae; used especially in culture media and as a gelling agent in foods;  any culture medium that uses agar as the gelling agent
  • agar diffusion method
  • agaric  a saprophytic fungus of the order Agaricales having an umbrellalike cap with gills on the underside;  fungus used in the preparation of punk for fuses
  • agarwal
  • age  how long something has existed;  a time in life (usually defined in years) at which some particular qualification or power arises;  a late time of life;  a prolonged period of time;  an era of history having some distinctive feature;  verb begin to seem older; get older;  make older;  grow old or older
  • age adjusted
  • aged   adj. (used of tobacco) aging as a preservative process (`aged' is pronounced as one syllable);  of wines, fruit, cheeses; having reached a desired or final condition; (`aged' pronounced as one syllable);  advanced in years; (`aged' is pronounced as two syllables);  having attained a specific age; (`aged' is pronounced as one syllable);  at an advanced stage of erosion (pronounced as one syllable); people who are old collectively
  • ageism  discrimination against middle aged and elderly people
  • agematched
  • agency  a business that serves other businesses;  an administrative unit of government;  the state of being in action or exerting power;  how a result is obtained or an end is achieved;  the state of serving as an official and authorized delegate or agent
  • agenesis  imperfect development; nondevelopment of a part
  • agenesis of
  • agent  an active and efficient cause; capable of producing a certain effect;  a businessman who buys or sells for another in exchange for a commission;  a representative who acts on behalf of other persons or organizations;  any agent or representative of a federal agency or bureau;  a substance that exerts some force or effect;  the semantic role of the animate entity that instigates or causes the happening denoted by the verb in the clause
  • agent boceprevir
  • agglutination  the building of words from component morphemes that retain their form and meaning in the process of combining;  a clumping of bacteria or red cells when held together by antibodies (agglutinins);  the coalescing of small particles that are suspended in solution; these larger masses are then (usually) precipitated
  • agglutination of
  • aggravate   verb make worse;  exasperate or irritate
  • aggravated   adj. incited, especially deliberately, to anger;  made more severe or intense especially in law
  • aggravates
  • aggravation  action that makes a problem or a disease (or its symptoms) worse;  unfriendly behavior that causes anger or resentment;  an exasperated feeling of annoyance
  • aggregate   adj. gathered or tending to gather into a mass or whole; formed of separate units in a cluster; a sum total of many heterogenous things taken together;  the whole amount;  verb gather in a mass, sum, or whole;  amount in the aggregate to
  • aggregated   adj. gathered or tending to gather into a mass or whole
  • aggregates
  • aggregation  the act of gathering something together;  several things grouped together or considered as a whole
  • aggregation of
  • aggression  violent action that is hostile and usually unprovoked;  deliberately unfriendly behavior;  the act of initiating hostilities;  a disposition to behave aggressively;  a feeling of hostility that arouses thoughts of attack
  • aggressive   adj. having or showing determination and energetic pursuit of your ends;  characteristic of an enemy or one eager to fight;  tending to spread quickly
  • aggressive dialysis
  • aggressively   adv. in an aggressive manner
  • aggressiveness  a natural disposition to be hostile;  the quality of being bold and enterprising;  a feeling of hostility that arouses thoughts of attack
  • aggressor's
  • aging   adj. growing old; the organic process of growing older and showing the effects of increasing age;  acquiring desirable qualities by being left undisturbed for some time
  • aging and
  • agitated   adj. troubled emotionally and usually deeply;  physically disturbed or set in motion;  thrown from side to side
  • agitation  the act of agitating something; causing it to move around (usually vigorously);  disturbance usually in protest;  the feeling of being agitated; not calm;  a state of agitation or turbulent change or development;  a mental state of extreme emotional disturbance
  • agnogenic
  • agnosia  inability to recognize objects by use of the senses
  • ago   adj. gone by; or in the past;  adv. in the past
  • ago as
  • agonist  (biochemistry) a drug that can combine with a receptor on a cell to produce a physiological reaction;  a muscle that contracts while another relaxes;  someone involved in a contest or battle (as in an agon);  the principal character in a work of fiction
  • agonist antagonist
  • agonistic   adj. struggling for effect;  striving to overcome in argument;  of or relating to the athletic contests held in ancient Greece
  • agonists
  • agranulocytosis  an acute blood disorder (often caused by radiation or drug therapy) characterized by severe reduction in granulocytes
  • agraphesthesia
  • agraphia  a loss of the ability to write or to express thoughts in writing because of a brain lesion
  • agrawal
  • agree   verb consent or assent to a condition, or agree to do something;  be in accord; be in agreement;  achieve harmony of opinion, feeling, or purpose;  be agreeable or suitable;  show grammatical agreement;  be compatible, similar or consistent; coincide in their characteristics;  go together
  • agreeable   adj. conforming to your own liking or feelings or nature; prepared to agree or consent;  in keeping
  • agreed   adj. united by being of the same opinion
  • agreed upon   adj. constituted or contracted by stipulation or agreement
  • agreeing
  • agreement  compatibility of observations;  the thing arranged or agreed to;  the statement (oral or written) of an exchange of promises;  the verbal act of agreeing;  the determination of grammatical inflection on the basis of word relations;  harmony of people's opinions or actions or characters
  • agreements
  • agricultural   adj. relating to or used in or promoting agriculture or farming;  relating to rural matters
  • agriculture  the class of people engaged in growing food;  the practice of cultivating the land or raising stock;  a large scale farming enterprise;  the federal department that administers programs that provide services to farmers (including research and soil conservation and efforts to stabilize the farming economy); created in 1862
  • agrin
  • ahead   adj. having the leading position or higher score in a contest; adv. at or in the front;  ahead of time; in anticipation;  in a forward direction;  leading or ahead in a competition;  to a different or a more advanced time (meaning advanced either toward the present or toward the future);  to a more advanced or advantageous position; toward the future; forward in time
  • ahlstrom
  • ai  the introduction of semen into the oviduct or uterus by some means other than sexual intercourse;  a sloth that has three long claws on each forefoot and each hindfoot;  the branch of computer science that deal with writing computer programs that can solve problems creatively;  an agency of the United States Army responsible for providing timely and relevant and accurate and synchronized intelligence to tactical and operational and strategic level commanders
  • aichi
  • aid  the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose;  a resource;  a gift of money to support a worthy person or cause;  the work of providing treatment for or attending to someone or something;  verb improve the condition of;  give help or assistance; be of service
  • aided   adj. having help; often used as a combining form
  • aidp
  • aids  a serious (often fatal) disease of the immune system transmitted through blood products especially by sexual contact or contaminated needles
  • aids associated
  • ail  aromatic bulb used as seasoning;  verb be unwell, ill, or ill disposed;  cause bodily suffering to and make sick or indisposed
  • ailments
  • aim  the action of directing something at an object;  the goal intended to be attained (and which is believed to be attainable);  an anticipated outcome that is intended or that guides your planned actions;  the direction or path along which something moves or along which it lies;  verb propose or intend;  direct (a remark) toward an intended goal;  aim or direct at; as of blows, weapons, or objects such as photographic equipment;  have an ambitious plan or a lofty goal;  specifically design a product, event, or activity for a certain public;  move into a desired direction of discourse;  intend (something) to move towards a certain goal
  • aim high
  • ain   adj. belonging to or on behalf of a specified person (especially yourself); preceded by a possessive
  • ainhum
  • air   adj. relating to or characteristic of or occurring in the air; a distinctive but intangible quality surrounding a person or thing; medium for radio and television broadcasting;  the region above the ground;  a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of;  once thought to be one of four elements composing the universe (Empedocles);  travel via aircraft;  a succession of notes forming a distinctive sequence;  the mass of air surrounding the Earth;  a slight wind (usually refreshing); verb expose to warm or heated air, so as to dry;  broadcast over the airwaves, as in radio or television;  be broadcast;  expose to cool or cold air so as to cool or freshen;  make public;  expose to fresh air
  • air bronchograms
  • air dried   adj. made dry by contact with unheated air
  • air dry   adj. not giving off moisture on exposure to the air
  • air filled   adj. full of air
  • air filter  a filter that removes dust from the air that passes through it
  • air flow  the flow of air
  • air fluid
  • airline  a commercial enterprise that provides scheduled flights for passengers;  a hose that carries air under pressure
  • airoccurs
  • airplane  an aircraft that has a fixed wing and is powered by propellers or jets
  • airplanes
  • airport  an airfield equipped with control tower and hangers as well as accommodations for passengers and cargo
  • airspace  the atmosphere above a nation that is deemed to be under its jurisdiction;  the space in the atmosphere immediately above the earth
  • airtight   adj. not allowing air or gas to pass in or out;  having no weak points
  • airway  a commercial enterprise that provides scheduled flights for passengers;  a duct that provides ventilation (as in mines); the passages through which air enters and leaves the body;  a designated route followed by airplanes in flying from one airport to another
  • airway be
  • aisle  passageway between seating areas as in an auditorium or passenger vehicle or between areas of shelves of goods as in stores;  part of a church divided laterally from the nave proper by rows of pillars or columns;  a long narrow passage (as in a cave or woods)
  • aj
  • ak  a state in northwestern North America; the 49th state admitted to the union
  • ak poly
  • akin   adj. related by blood;  similar or related in quality or character
  • akinesia  motionlessness attributable to a temporary paralysis
  • akinetic
  • al  a state in the southeastern United States on the Gulf of Mexico; one of the Confederate states during the American Civil War;  a silvery ductile metallic element found primarily in bauxite
  • al absi
  • ala  a wing of an insect;  a flat wing shaped process or winglike part of an organism
  • alabama  the Muskhogean language of the Alabama;  a state in the southeastern United States on the Gulf of Mexico; one of the Confederate states during the American Civil War;  a river in Alabama formed by the confluence of the Coosa and Tallapoosa Rivers near Montgomery; flows southwestward to become a tributary of the Mobile River;  a member of the Muskhogean people formerly living in Alabama; a member of the Creek Confederacy
  • alabaster   adj. of or resembling alabaster; a very light white; a compact fine textured, usually white gypsum used for carving;  a hard compact kind of calcite
  • alachrima
  • alarm  a device that signals the occurrence of some undesirable event;  an automatic signal (usually a sound) warning of danger;  fear resulting from the awareness of danger;  a clock that wakes sleeper at preset time;  verb warn or arouse to a sense of danger or call to a state of preparedness;  fill with apprehension or alarm; cause to be unpleasantly surprised
  • alarm symptoms
  • alaska  a state in northwestern North America; the 49th state admitted to the union
  • alaskan   adj. relating to or characteristic of the state or people of Alaska; a native or resident of Alaska
  • alaskans
  • albacore  large pelagic tuna the source of most canned tuna; reaches 93 pounds and has long pectoral fins; found worldwide in tropical and temperate waters;  relatively small tuna with choice white flesh; major source of canned tuna
  • albania  a republic in southeastern Europe on the Adriatic coast of the Balkan Peninsula
  • albeit
  • albuminuria  the presence of excessive protein (chiefly albumin but also globulin) in the urine; usually a symptom of kidney disorder
  • albutero
  • albuterol  a bronchodilator (trade names Ventolin or Proventil) used for asthma and emphysema and other lung conditions; available in oral or inhalant forms; side effects are tachycardia and shakiness
  • alcaftadine
  • alcohol  a liquor or brew containing alcohol as the active agent;  any of a series of volatile hydroxyl compounds that are made from hydrocarbons by distillation
  • alcohol abstinence
  • alcoholism  habitual intoxication; prolonged and excessive intake of alcoholic drinks leading to a breakdown in health and an addiction to alcohol such that abrupt deprivation leads to severe withdrawal symptoms;  an intense persistent desire to drink alcoholic beverages to excess
  • alcohols
  • aldactone  a synthetic corticosteroid (trade name Aldactone) used to treat hypertension
  • aldehyde  any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids
  • aldehyde dehydrogenase
  • aldomet  antihypertensive drug (trade name Aldomet) used in the treatment of high blood pressure
  • aldosterone  a corticosteroid hormone that is secreted by the cortex of the adrenal gland; regulates salt (sodium and potassium) and water balance
  • aldosterone antagonists
  • ale  a general name for beer made with a top fermenting yeast; in some of the United States an ale is (by law) a brew of more than 4% alcohol by volume
  • alectinib
  • alendronate  a tablet (trade name Fosamax) prescribed to prevent or treat osteoporosis in women after menopause
  • alenquer virus
  • alert   adj. very attentive or observant;  (usually followed by `to') showing acute awareness; mentally perceptive;  not unconscious; especially having become conscious;  mentally responsive; a warning serves to make you more alert to danger;  condition of heightened watchfulness or preparation for action;  an automatic signal (usually a sound) warning of danger;  verb warn or arouse to a sense of danger or call to a state of preparedness
  • alerted
  • alerting  a warning serves to make you more alert to danger; a state of readiness to respond
  • alertness  lively attentiveness;  a state of readiness to respond;  the process of paying close and continuous attention
  • alerts
  • algeria  a republic in northwestern Africa on the Mediterranean Sea with a population that is predominantly Sunni Muslim; colonized by France in the 19th century but gained autonomy in the early 1960s
  • alginate
  • ali  the fourth caliph of Islam who is considered to be the first caliph by Shiites; he was a cousin and son in law of Muhammad; after his assassination Islam was divided into Shiite and Sunnite sects;  United States prizefighter who won the world heavyweight championship three times (born in 1942)
  • aliabadi
  • alienation  the action of alienating; the action of causing to become unfriendly;  (law) the voluntary and absolute transfer of title and possession of real property from one person to another;  the feeling of being alienated from other people;  separation resulting from hostility
  • align   verb place in a line or arrange so as to be parallel or straight; bring (components or parts) into proper or desirable coordination correlation;  align oneself with a group or a way of thinking;  align with; be or come into adjustment
  • alignment  the act of adjusting or aligning the parts of a device in relation to each other;  the spatial property possessed by an arrangement or position of things in a straight line or in parallel lines;  (astronomy) apparent meeting or passing of two or more celestial bodies in the same degree of the zodiac;  an organization of people (or countries) involved in a pact or treaty
  • alignment of
  • aliment  a source of materials to nourish the body;  verb give nourishment to
  • alimentary   adj. of or providing nourishment
  • alimentation  the act of supplying food and nourishment;  a source of materials to nourish the body
  • aliphatic   adj. having carbon atoms linked in open chains
  • alipogene tiparvovec
  • alive   adj. capable of erupting;  possessing life;  (often followed by `with') full of life and spirit;  (followed by `to' or `of') aware of;  having life or vigor or spirit;  (usually followed by `to') showing acute awareness; mentally perceptive;  in operation
  • alk
  • alkalemia  a blood disorder characterized by a lower concentration of hydrogen ions in the blood (which rises above 7.45 on the pH scale)
  • alkalemic
  • alkali  a mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture;  any of various water soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water
  • alkali therapy
  • alkalosis  abnormally high alkalinity (low hydrogen ion concentration) of the blood and other body tissues
  • alkalosis and
  • alkaptonuria  a rare recessive metabolic anomaly marked by ochronosis and the presence of alkapton in the urine
  • alkharashi
  • alkyl  any of a series of univalent groups of the general formula CnH2n+1 derived from aliphatic hydrocarbons
  • alkylating
  • all   adj. completely given to or absorbed by;  quantifier; used with either mass or count nouns to indicate the whole number or amount of or every one of a class;  adv. to a complete degree or to the full or entire extent (`whole' is often used informally for `wholly')
  • all adults
  • allay   verb satisfy (thirst);  lessen the intensity of or calm
  • allayed
  • alleged   adj. declared but not proved;  doubtful or suspect
  • allele  either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character
  • allele sharing methods
  • allen  a soldier of the American Revolution whose troops helped capture Fort Ticonderoga from the British (1738 1789); United States filmmaker and comic actor (1935 );  United States comedienne remembered as the confused but imperturbable partner of her husband, George Burns (1906 1964)
  • allerberger
  • allergy  hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity
  • allergy insulin
  • alleviation  the act of reducing something unpleasant (as pain or annoyance);  the feeling that comes when something burdensome is removed or reduced
  • alleviators
  • alliance  a formal agreement establishing an association or alliance between nations or other groups to achieve a particular aim; an organization of people (or countries) involved in a pact or treaty; a connection based on kinship or marriage or common interest;  the state of being allied or confederated;  the act of forming an alliance or confederation
  • allied   adj. joined by treaty or agreement;  related by common characteristics or ancestry;  united in a confederacy or league;  of or relating to or denoting the Allies in World War I;  of or relating to or denoting the Allies in World War II
  • alligator bite wound
  • allocation  (computer science) the assignment of particular areas of a magnetic disk to particular data or instructions;  the act of distributing by allotting or apportioning; distribution according to a plan;  a share set aside for a specific purpose
  • allodynia
  • allogeneic   adj. denoting or relating to cells or tissues from individuals belonging to the same species but genetically dissimilar (and hence immunologically incompatible)
  • allogenic
  • allograft  tissue or organ transplanted from a donor of the same species but different genetic makeup; recipient's immune system must be suppressed to prevent rejection of the graft
  • allograft cad
  • allopurinol  a drug (trade name Zyloprim) used to treat gout and other conditions in which there is an excessive buildup of uric acid
  • alloreactivity
  • allow   verb allow or plan for a certain possibility; concede the truth or validity of something;  give or assign a resource to a particular person or cause;  allow the presence of or allow (an activity) without opposing or prohibiting;  let have;  grant as a discount or in exchange;  consent to, give permission;  make it possible through a specific action or lack of action for something to happen;  allow the other (baseball) team to score;  make a possibility or provide opportunity for; permit to be attainable or cause to remain;  afford possibility
  • allowable   adj. deductible according to the tax laws;  deserving to be allowed or considered;  that may be permitted especially as according to rule
  • allowance  the act of allowing;  a permissible difference; allowing some freedom to move within limits;  an amount added or deducted on the basis of qualifying circumstances;  an amount allowed or granted (as during a given period);  a sum granted as reimbursement for expenses;  a reserve fund created by a charge against profits in order to provide for changes in the value of a company's assets;  verb put on a fixed allowance, as of food
  • allowances
  • ally  a friendly nation;  an associate who provides assistance; verb become an ally or associate, as by a treaty or marriage
  • allylamine
  • almost   adv. (of actions or states) slightly short of or not quite accomplished
  • almotriptan
  • alone   adj. radically distinctive and without equal;  exclusive of anyone or anything else;  isolated from others;  lacking companions or companionship;  adv. without anybody else;  without any others being included or involved
  • alone in
  • along   adv. with a forward motion;  in accompaniment or as a companion;  in addition (usually followed by `with');  to a more advanced state;  in line with a length or direction (often followed by `by' or `beside')
  • alongside   adv. side by side
  • alonso coello
  • alopecia  loss of hair (especially on the head) or loss of wool or feathers; in humans it can result from heredity or hormonal imbalance or certain diseases or drugs and treatments (chemotherapy for cancer)
  • alopecia areata  patchy baldness
  • alopecia in
  • aloud   adv. using the voice; not silently;  with relatively high volume
  • alp  any high mountain
  • alpert
  • alpha   adj. early testing stage of a software or hardware product; first in order of importance; the 1st letter of the Greek alphabet;  the beginning of a series or sequence
  • alpha a
  • alpha adrenoceptor  receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles)
  • alpha agonist
  • alpha blocker  any of various drugs that block alpha adrenergic receptors; used in treating benign prostatic hyperplasia; relaxes the muscles of the prostate and bladder
  • alpha blockers
  • alpha fetoprotein  an abnormally large amount of this fetoprotein in the fetus can signal an abnormality of the neural tube (as spina bifida or anencephaly)
  • alpha gal
  • alpha interferon  a form of interferon that is produced endogenously and commercially for its pharmacological effects (including regulation of the immune system and antiviral and antineoplastic effects)
  • alpha ketoglutarate
  • alpha receptor  receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles)
  • alpha receptors
  • alphabetical   adj. arranged in order according to the alphabet; relating to or expressed by a writing system that uses an alphabet
  • alphablockade
  • alphavirus  an arbovirus of the family Togaviridae that can cause a variety of encephalitis in horses
  • alphaviruses
  • alps  a large mountain system in south central Europe; scenic beauty and winter sports make them a popular tourist attraction
  • alqahtani
  • already   adv. prior to a specified or implied time
  • als  thickening of tissue in the motor tracts of the lateral columns and anterior horns of the spinal cord; results in progressive muscle atrophy that starts in the limbs
  • als and
  • also   adv. in addition
  • alt  angular distance above the horizon (especially of a celestial object)
  • alt to ld
  • alter   verb remove the ovaries of;  make an alteration to;  make or become different in some particular way, without permanently losing one's or its former characteristics or essence;  cause to change; make different; cause a transformation;  insert words into texts, often falsifying it thereby
  • alteration  the act of making something different (as e.g. the size of a garment);  the act of revising or altering (involving reconsideration and modification);  an event that occurs when something passes from one state or phase to another
  • alterations
  • altered   adj. changed in form or character without becoming something else;  having testicles or ovaries removed;  changed in order to improve or made more fit for a particular purpose
  • altered bowel habits
  • alternate   adj. occurring by turns; first one and then the other; every second one of a series;  of leaves and branches etc; first on one side and then on the other in two ranks along an axis; not paired;  allowing a choice; someone who takes the place of another person;  verb do something in turns;  go back and forth; swing back and forth between two states or conditions;  exchange people temporarily to fulfill certain jobs and functions;  reverse (a direction, attitude, or course of action);  be an understudy or alternate for a role
  • alternate day
  • alternately   adv. in an alternating sequence or position
  • alternating   adj. (of a current) reversing direction;  occurring by turns; first one and then the other
  • alternative   adj. necessitating a choice between mutually exclusive possibilities;  pertaining to unconventional choices;  allowing a choice; one of a number of things from which only one can be chosen
  • alternative medicine  the practice of medicine without the use of drugs; may involve herbal medicines or self awareness or biofeedback or acupuncture
  • alternative methods
  • altitude  elevation especially above sea level or above the earth's surface;  the perpendicular distance from the base of a geometric figure to opposite vertex (or side if parallel);  angular distance above the horizon (especially of a celestial object)
  • altitude illness
  • altogether   adv. with everything included or counted;  to a complete degree or to the full or entire extent (`whole' is often used informally for `wholly');  with everything considered (and neglecting details); noun informal terms for nakedness
  • altretamine
  • alveolar   adj. pertaining to the tiny air sacs of the lungs;  pertaining to the alveolar ridge; a consonant articulated with the tip of the tongue near the gum ridge
  • alveolar arterial
  • alveolitis  inflammation of the alveoli in the lungs caused by inhaling dust; with repeated exposure the condition may become chronic;  inflammation in the socket of a tooth; sometimes occurs after a tooth is extracted and a blood clot fails to form
  • alvimopan
  • always   adv. at all times; all the time and on every occasion; forever; throughout all time;  at any time or in any event;  seemingly without interruption; often and repeatedly
  • alz
  • am  modulation of the amplitude of the (radio) carrier wave;  a master's degree in arts and sciences;  a radioactive transuranic metallic element; discovered by bombarding uranium with helium atoms
  • ama
  • amalgam  a combination or blend of diverse things;  an alloy of mercury with another metal (usually silver) used by dentists to fill cavities in teeth; except for iron and platinum all metals dissolve in mercury and chemists refer to the resulting mercury mixtures as amalgams
  • amalgam tattoo
  • amanita  genus of widely distributed agarics that have white spores and are poisonous with few exceptions
  • amanita mushrooms
  • amaurosis  partial or total loss of sight without pathology of the eye; caused by disease of optic nerve or retina or brain
  • amaurosis fugax
  • amazon  mainly green tropical American parrots;  a major South American river; arises in the Andes and flows eastward into the South Atlantic; the world's 2nd longest river (4000 miles);  (Greek mythology) one of a nation of women warriors of Scythia (who burned off the right breast in order to use a bow and arrow more effectively);  a large strong and aggressive woman
  • amazonensis
  • ambient   adj. completely enveloping
  • ambiguity  unclearness by virtue of having more than one meaning;  an expression whose meaning cannot be determined from its context
  • ambiguous   adj. having more than one possible meaning;  having no intrinsic or objective meaning; not organized in conventional patterns;  open to two or more interpretations; or of uncertain nature or significance; or (often) intended to mislead
  • ambiguous genitalia
  • ambulance  a vehicle that takes people to and from hospitals
  • ambulate   verb walk about; not be bedridden or incapable of walking
  • ambulated
  • ambulation  walking about
  • ambulatory   adj. relating to or adapted for walking;  able to walk about; a covered walkway (as in a cloister)
  • amcinonide
  • ameba  naked freshwater or marine or parasitic protozoa that form temporary pseudopods for feeding and locomotion
  • amebas
  • amenable   adj. disposed or willing to comply;  liable to answer to a higher authority;  open to being acted upon in a certain way;  readily reacting to suggestions and influences
  • amenamevir
  • amendment  the act of amending or correcting;  a statement that is added to or revises or improves a proposal or document (a bill or constitution etc.)
  • amendments act
  • america  North America and South America and Central America;  North American republic containing 50 states 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
  • american   adj. of or relating to or characteristic of the continents and islands of the Americas;  of or relating to the United States of America or its people or language or culture; a native or inhabitant of a North American or Central American or South American country;  a native or inhabitant of the United States;  the English language as used in the United States
  • american society of anesthesiologists
  • amethyst   adj. of a moderate purple color; a transparent purple variety of quartz; used as a gemstone
  • amg
  • amino   adj. pertaining to or containing any of a group of organic compounds of nitrogen derived from ammonia; the radical NH2
  • amino acid  organic compounds containing an amino group and a carboxylic acid group
  • amino acids
  • aminophylline  a theophylline derivative that is used as a bronchodilator in the treatment of bronchial asthma, emphysema, and bronchitis
  • aminorex
  • amiodarone  an antiarrhythmic drug (trade name Cordarone) that has potentially fatal side effects and is used to control serious heart rhythm problems only when safer agents have been ineffective
  • amiodarone effects on
  • amitriptyline  a tricyclic antidepressant drug (trade name Elavil) with serious side effects; interacts with many other medications
  • aml
  • ammonium  the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion
  • amn
  • amniocentesis  (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities
  • amnionless
  • amorphous   adj. without real or apparent crystalline form;  lacking the system or structure characteristic of living bodies;  having no definite form or distinct shape
  • amou
  • amount  how much of something is available;  how much there is of something that you can quantify;  a quantity obtained by the addition of a group of numbers;  a quantity of money;  verb be tantamount or equivalent to;  develop into;  add up in number or quantity
  • amounts
  • amoxicillin  an antibiotic; a semisynthetic oral penicillin (trade names Amoxil and Larotid and Polymox and Trimox and Augmentin) used to treat bacterial infections
  • amoxicillin clavulanate
  • amp  the basic unit of electric current adopted under the Systeme International d'Unites;  a nucleotide found in muscle cells and important in metabolism; reversibly convertible to ADP and ATP
  • ampa
  • amphetamine  a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
  • amphetamine like
  • amphoteric   adj. having characteristics of both an acid and a base and capable of reacting as either
  • amphoterici
  • amplification  (electronics) the act of increasing voltage or power or current;  addition of extra material or illustration or clarifying detail;  the amount of increase in signal power or voltage or current expressed as the ratio of output to input
  • amplifications
  • amplify   verb increase the volume of;  exaggerate or make bigger; increase in size, volume or significance;  to enlarge beyond bounds or the truth
  • amplifying
  • amplitude  greatness of magnitude;  the property of copious abundance;  (physics) the maximum displacement of a periodic wave
  • amprenavir
  • ampule  a small bottle that contains a drug (especially a sealed sterile container for injection by needle)
  • ampules
  • ampulla  a flask that has two handles; used by Romans for wines or oils;  the dilated portion of a canal or duct especially of the semicircular canals of the ear
  • ampulla of vater
  • amputation  a surgical removal of all or part of a limb;  a condition of disability resulting from the loss of one or more limbs
  • amputations
  • amrinone  a drug (trade name Inocor) used intravenously in heart failure; increases strength of contraction of myocardium
  • ams
  • amur  an Asian river between China and Russia; flows into the Sea of Okhotsk
  • amusement  a feeling of delight at being entertained;  an activity that is diverting and that holds the attention
  • amy
  • amygdala  an almond shaped neural structure in the anterior part of the temporal lobe of the cerebrum; intimately connected with the hypothalamus and the hippocampus and the cingulate gyrus; as part of the limbic system it plays an important role in motivation and emotional behavior
  • amygdalohippocampectomy
  • amyl nitrite
  • amylase  any of a group of proteins found in saliva and pancreatic juice and parts of plants; help convert starch to sugar
  • amylasemia
  • amyloid   adj. resembling starch; (pathology) a waxy translucent complex protein resembling starch that results from degeneration of tissue;  a non nitrogenous food substance consisting chiefly of starch; any substance resembling starch
  • amyloid affected
  • amyloidosis  a disorder characterized by deposit of amyloid in organs or tissues; often secondary to chronic rheumatoid arthritis or tuberculosis or multiple myeloma
  • amyloidosis in
  • amyotrophic lateral sclerosis  thickening of tissue in the motor tracts of the lateral columns and anterior horns of the spinal cord; results in progressive muscle atrophy that starts in the limbs
  • amyotrophy  progressive wasting of muscle tissues
  • amyotropic
  • ana  a collection of anecdotes about a person or place; mother of the ancient Irish gods; sometimes identified with Danu
  • anabolic   adj. characterized by or promoting constructive metabolism;  of or related to the synthetic phase of metabolism
  • anabolic agents
  • anaerobe  an organism (especially a bacterium) that does not require air or free oxygen to live
  • anaerobes
  • anal   adj. a stage in psychosexual development when the child's interest is concentrated on the anal region; fixation at this stage is said to result in orderliness, meanness, stubbornness, compulsiveness, etc.;  of or related to the anus
  • anal cancer
  • analog   adj. of a circuit or device having an output that is proportional to the input; something having the property of being analogous to something else
  • analogous   adj. corresponding in function but not in evolutionary origin;  similar or equivalent in some respects though otherwise dissimilar
  • analogously   adv. in an analogous manner
  • analogs
  • analogue   adj. of a circuit or device having an output that is proportional to the input; something having the property of being analogous to something else
  • analogues
  • analysis  an investigation of the component parts of a whole and their relations in making up the whole;  the abstract separation of a whole into its constituent parts in order to study the parts and their relations;  a branch of mathematics involving calculus and the theory of limits; sequences and series and integration and differentiation;  a form of literary criticism in which the structure of a piece of writing is analyzed;  the use of closed class words instead of inflections: e.g., `the father of the bride' instead of `the bride's father';  a set of techniques for exploring underlying motives and a method of treating various mental disorders; based on the theories of Sigmund Freud
  • analysis of
  • analytic   adj. of a proposition that is necessarily true independent of fact or experience;  expressing a grammatical category by using two or more words rather than inflection;  using or skilled in using analysis (i.e., separating a whole intellectual or substantial into its elemental parts or basic principles);  using or subjected to a methodology using algebra and calculus
  • analytic sensitivity of
  • analytical   adj. of a proposition that is necessarily true independent of fact or experience;  using or skilled in using analysis (i.e., separating a whole intellectual or substantial into its elemental parts or basic principles)
  • analytics
  • analyze   verb subject to psychoanalytic treatment;  make a mathematical, chemical, or grammatical analysis of; break down into components or essential features;  consider in detail and subject to an analysis in order to discover essential features or meaning;  break down into components or essential features
  • analyzed   adj. examined carefully and methodically; broken down for consideration of constituent parts
  • analyzer  an instrument that performs analyses
  • analyzers
  • anaphylaxis  hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance
  • anaphylaxis a
  • anaprox  a nonsteroidal anti inflammatory drug (trademarks Aleve and Anaprox and Aflaxen)
  • anasarca  generalized edema with accumulation of serum in subcutaneous connective tissue
  • anasplasma
  • anastomosis  a natural or surgical joining of parts or branches of tubular structures so as to make or become continuous
  • anastomotic   adj. of or relating to or exhibiting anastomosis
  • anastozole
  • anatomic   adj. of or relating to the structure of the body;  of or relating to the branch of morphology that studies the structure of organisms
  • anatomic considerations
  • anatomical   adj. of or relating to the structure of the body;  of or relating to the branch of morphology that studies the structure of organisms; an expression that relates to anatomy
  • anatomically   adv. with respect to anatomy
  • anatomy  a detailed analysis;  the branch of morphology that deals with the structure of animals;  alternative names for the body of a human being
  • anatomy development of
  • anderson  United States physicist who discovered antimatter in the form of an antielectron that is called the positron (1905 1991); United States contralto noted for her performance of spirituals (1902 1993);  United States dramatist (1888 1959);  United States physicist who studied the electronic structure of magnetic and disordered systems (1923 );  United States author whose works were frequently autobiographical (1876 1941)
  • andersoni
  • andes  a mountain range in South America running 5000 miles along the Pacific coast
  • andes virus
  • andrew  (New Testament) disciple of Jesus; brother of Peter; patron saint of Scotland
  • andrews  United States naturalist who contributed to paleontology and geology (1884 1960)
  • androderm
  • androgen  male sex hormone that is produced in the testes and responsible for typical male sexual characteristics
  • androgen abuse in
  • anecdotal   adj. having the character of an anecdote;  characterized by or given to telling anecdotes
  • anecdotally
  • anemia  genus of terrestrial or lithophytic ferns having pinnatifid fronds; chiefly of tropical America;  a deficiency of red blood cells;  a lack of vitality
  • anemia and
  • anemic   adj. lacking vigor or energy;  relating to anemia or suffering from anemia
  • anencephaly  a defect in brain development resulting in small or missing brain hemispheres
  • anergy  inactivity and lack of energy;  reduction or lack of an immune response to a specific antigen
  • anestesiol
  • anesthesiology  the branch of medical science that studies and applies anesthetics
  • anesthetic   adj. characterized by insensibility; a drug that causes temporary loss of bodily sensations
  • anesthetics
  • anesthetize   verb make unconscious by means of anesthetic drugs
  • anesthetized   adj. rendered insensible by means of anesthesia
  • aneu
  • aneuploid   adj. having a chromosome number that is not an exact multiple of the haploid number
  • aneuploidy  an abnormality involving a chromosome number that is not an exact multiple of the haploid number (one chromosome set is incomplete)
  • aneurysm  a cardiovascular disease characterized by a saclike widening of an artery resulting from weakening of the artery wall
  • aneurysm's
  • ang  a civilian reserve component of the United States Air Force that provides prompt mobilization during war and assistance during national emergencies
  • angel  the highest waterfall; has more than one leap; flow varies seasonally;  spiritual being attendant upon God;  invests in a theatrical production;  person of exceptional holiness
  • angeles
  • anger  a strong emotion; a feeling that is oriented toward some real or supposed grievance;  the state of being angry; belligerence aroused by a real or supposed wrong (personified as one of the deadly sins);  verb make angry;  become angry
  • angi
  • angiitis  inflammation of a blood vessel or lymph duct
  • angina  any disease of the throat or fauces marked by spasmodic attacks of intense suffocative pain;  a heart condition marked by paroxysms of chest pain due to reduced oxygen to the heart
  • angina and
  • angiogram  an X ray representation of blood vessels made after the injection of a radiopaque substance
  • angiograms
  • angiography  roentgenographic examination of blood vessels after injection of a radiopaque contrast medium; produces an angiogram
  • angiography guided
  • angioma  a tumor consisting of a mass of blood or lymphatic vessels
  • angiomas
  • angiosarcoma  a rare malignant neoplasm arising from vascular tissue; usually occurs in the breast and skin and is believed to originate from the endothelial cells of blood vessels
  • angiostrongyliasis
  • angle  a member of a Germanic people who conquered England and merged with the Saxons and Jutes to become Anglo Saxons;  the space between two lines or planes that intersect; the inclination of one line to another; measured in degrees or radians;  a biased way of looking at or presenting something;  verb fish with a hook;  move or proceed at an angle;  present with a bias;  seek indirectly;  to incline or bend from a vertical position
  • angle closu
  • angry   adj. feeling or showing anger;  (of the elements) as if showing violent anger;  severely inflamed and painful
  • angular   adj. having angles or an angular shape;  measured by an angle or by the rate of change of an angle
  • angulated
  • angulation  the act of making angulate (having corners);  the precise measurement of angles
  • angulo
  • anhydride  a compound formed from one or more other compounds in a reaction resulting in removal of water
  • anhydrous   adj. without water; especially without water of crystallization
  • ani  black tropical American cuckoo
  • anicteric   adj. not affected by jaundice;  without jaundice
  • anidu
  • aniline  oily poisonous liquid amine obtained from nitrobenzene and used to make dyes and plastics and medicines
  • aniline dyes
  • animal   adj. of the nature of or characteristic of or derived from an animal or animals;  marked by the appetites and passions of the body; a living organism characterized by voluntary movement
  • animal bite related
  • anise  liquorice flavored seeds or oil used in cookies or cakes or pickles;  native to Egypt but cultivated widely for its aromatic seeds and the oil from them used medicinally and as a flavoring in cookery
  • aniseflavored
  • ankle  a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus
  • ankle brachial
  • ankylosis  abnormal adhesion and rigidity of the bones of a joint
  • ann
  • annihilation  destruction by annihilating something;  total destruction
  • anniversary  the date on which an event occurred in some previous year (or the celebration of it)
  • annoyance  the act of troubling or annoying someone; something or someone that causes trouble; a source of unhappiness;  anger produced by some annoying irritation;  an unpleasant person who is annoying or exasperating;  the psychological state of being irritated or annoyed
  • annoying   adj. causing irritation or annoyance; the act of troubling or annoying someone
  • annu
  • annual   adj. completing its life cycle within a year;  occurring or payable every year; a reference book that is published regularly once every year;  a plant that completes its entire life cycle within the space of a year
  • annually   adv. without missing a year;  by the year; every year (usually with reference to a sum of money paid or received)
  • annular   adj. shaped like a ring
  • annular pancreas
  • annulus  (Fungi) remnant of the partial veil that in mature mushrooms surrounds the lower part of the stem;  a toroidal shape
  • ano  a Palestinian international terrorist organization that split from the PLO in 1974; has conducted terrorist attacks in 20 countries
  • anocutaneous
  • anomaly  (astronomy) position of a planet as defined by its angular distance from its perihelion (as observed from the sun);  a person who is unusual;  deviation from the normal or common order or form or rule
  • anomia  type genus of the family Anomiidae: saddle oysters; inability to name objects or to recognize written or spoken names of objects
  • anonymous   adj. having no known name or identity or known source;  not known or lacking marked individuality
  • anopheles  malaria mosquitoes; distinguished by the adult's head downward stance and absence of breathing tubes in the larvae
  • anopheles mosquitos
  • anopheline   adj. relating to or characteristic of malaria mosquitoes; noun any mosquito of the genus Anopheles
  • anorchia  absence of one of both testes
  • anorectal   adj. pertaining to the anus and rectum considered together
  • anorectal abscess
  • anorectic   adj. causing loss of appetite;  suffering from anorexia nervosa; pathologically thin; a person suffering from anorexia nervosa
  • anorectics
  • anorexia nervosa  (psychiatry) a psychological disorder characterized by somatic delusions that you are too fat despite being emaciated
  • anorexiants
  • anosmia  absence of the sense of smell (as by damage to olfactory nasal tissue or the olfactory nerve or by obstruction of the nasal passages)
  • anosmia in
  • anosmic   adj. having impaired sense of smell;  relating to an impairment or loss of the sense of smell
  • anosognosia
  • anovulation  the absence of ovulation due to immaturity or post maturity or pregnancy or oral contraceptive pills or dysfunction of the ovary
  • anovulatory
  • anoxia  severe hypoxia; absence of oxygen in inspired gases or in arterial blood or in the tissues
  • anoxic   adj. relating to or marked by a severe deficiency of oxygen in tissues or organs
  • anoxic cerebral injury
  • ansaid  a nonsteroidal anti inflammatory drug (trade name Ansaid) that is administered only orally
  • anseeuw
  • answer  a nonverbal reaction;  the principle pleading by the defendant in response to plaintiff's complaint; in criminal law it consists of the defendant's plea of `guilty' or `not guilty' (or nolo contendere); in civil law it must contain denials of all allegations in the plaintiff's complaint that the defendant hopes to controvert and it can contain affirmative defenses or counterclaims;  a statement (either spoken or written) that is made in reply to a question or request or criticism or accusation;  the speech act of replying to a question;  a statement that solves a problem or explains how to solve the problem;  verb understand the meaning of;  give the correct answer or solution to;  react to a stimulus or command;  respond to a signal;  give a defence or refutation of (a charge) or in (an argument); reply or respond to;  be satisfactory for; meet the requirements of or serve the purpose of;  match or correspond;  be liable or accountable; be sufficient; be adequate, either in quality or quantity
  • answered
  • ant  social insect living in organized colonies; characteristically the males and fertile queen have wings during breeding season; wingless sterile females are the workers
  • antacid   adj. acting to neutralize acid (especially in the stomach); noun an agent that counteracts or neutralizes acidity (especially in the stomach)
  • antacid alginate
  • antagonism  (biochemistry) interference in or inhibition of the physiological action of a chemical substance by another having a similar structure;  an actively expressed feeling of dislike and hostility;  the relation between opposing principles or forces or factors;  a state of deep seated ill will
  • antagonism in
  • antagonist  a drug that neutralizes or counteracts the effects of another drug;  a muscle that relaxes while another contracts; someone who offers opposition
  • antagonist cyproheptadine
  • antagonistic   adj. incapable of harmonious association;  used especially of drugs or muscles that counteract or neutralize each other's effect;  arousing animosity or hostility;  characterized by antagonism or antipathy;  indicating opposition or resistance
  • antagonistic pleiotropy
  • ante  (poker) the initial contribution that each player makes to the pot;  verb place one's stake
  • antecede   verb be earlier in time; go back further
  • antecedent   adj. preceding in time or order; the referent of an anaphor; a phrase or clause that is referred to by an anaphoric pronoun;  a preceding occurrence or cause or event;  anything that precedes something similar in time;  someone from whom you are descended (but usually more remote than a grandparent)
  • antecedent events
  • antecubital   adj. of or relating to the region of the arm in front of the elbow
  • antedate   verb establish something as being earlier relative to something else;  be earlier in time; go back further
  • antedates
  • antepartum   adj. occurring or existing before birth
  • anterior   adj. earlier in time;  of or near the head end or toward the front plane of the body; a tooth situated at the front of the mouth
  • anterior cerebral artery  one of two branches of the internal carotid artery; divides into two branches that serve (1) the thalamus and (2) parts of the frontal and parietal cortex
  • anterior chamber
  • anterograde   adj. of amnesia; affecting time immediately following trauma
  • anterograde amnesia  loss of memory for events immediately following a trauma; sometimes in effect for events during and for a long time following the trauma
  • anterolatera
  • anthelmintic   adj. capable of expelling or destroying parasitic worms; a medication capable of causing the evacuation of parasitic intestinal worms
  • anthony  United States suffragist (1820 1906);  Roman general under Julius Caesar in the Gallic wars; repudiated his wife for the Egyptian queen Cleopatra; they were defeated by Octavian at Actium (83 30 BC)
  • anthracis
  • anthrax  a disease of humans that is not communicable; caused by infection with Bacillus anthracis followed by septicemia;  a highly infectious animal disease (especially cattle and sheep); it can be transmitted to people
  • anthrax exposure in
  • anti   adj. not in favor of (an action or proposal etc.); a person who is opposed (to an action or policy or practice etc.)
  • anti a
  • antibiotic   adj. of or relating to antibiotic drugs; a chemical substance derivable from a mold or bacterium that kills microorganisms and cures infections
  • antibiotic associated
  • antibody  any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response
  • antibody's
  • anticipate   verb be a forerunner of or occur earlier than;  realize beforehand;  be excited or anxious about;  act in advance of; deal with ahead of time;  regard something as probable or likely;  make a prediction about; tell in advance
  • anticipated   adj. expected hopefully
  • anticipates
  • anticipation  something expected (as on the basis of a norm);  pleasurable expectation;  wishing with confidence of fulfillment;  the act of predicting (as by reasoning about the future)
  • anticipatory   adj. in anticipation
  • anticoagu
  • antidiarrheal  a drug used to control or stop diarrhea
  • antidiuretic  a drug that limits the formation of urine
  • antidiuretic hormone  hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules
  • antidopaminergic
  • antifreeze  a liquid added to the water in a cooling system to lower its freezing point
  • antifungal   adj. capable of destroying fungi; any agent that destroys or prevents the growth of fungi
  • antifungal agents
  • antigen  any substance (as a toxin or enzyme) that stimulates an immune response in the body (especially the production of antibodies)
  • antigen antibody
  • antihistamine  a medicine used to treat allergies and hypersensitive reactions and colds; works by counteracting the effects of histamine on a receptor site
  • antihistamines
  • antineoplastic   adj. used in the treatment of cancer; any of several drugs that control or kill neoplastic cells; used in chemotherapy to kill cancer cells; all have unpleasant side effects that may include nausea and vomiting and hair loss and suppression of bone marrow function
  • antineoplastics
  • antipyretic   adj. preventing or alleviating fever; any medicine that lowers body temperature to prevent or alleviate fever
  • antipyretic agents
  • antisepsis  the process of inhibiting the growth and multiplication of microorganisms;  (of non living objects) the state of being free of pathogenic organisms
  • antiseptic   adj. (extended sense) of exceptionally clean language; clean and honest;  thoroughly clean and free of or destructive to disease causing organisms;  made free from live bacteria or other microorganisms;  freeing from error or corruption; a substance that destroys micro organisms that carry disease without harming body tissues
  • antiseptics
  • antiserum  blood serum containing antibodies against specific antigens; provides immunity to a disease
  • antisocial   adj. hostile to or disruptive of normal standards of social behavior;  shunning contact with others
  • antispasmodic  a drug used to relieve or prevent spasms (especially of the smooth muscles)
  • antispasmodics
  • antivenin  an antitoxin that counteracts the effects of venom from the bite of a snake or insect or other animal
  • antivenom
  • antiviral   adj. inhibiting or stopping the growth and reproduction of viruses; any drug that destroys viruses
  • antiviral therapy
  • antrum  a natural cavity or hollow in a bone
  • ants
  • anuria  inability to urinate
  • anuric   adj. of or relating to an inability to urinate
  • anus  excretory opening at the end of the alimentary canal
  • anusol
  • anxiety  a vague unpleasant emotion that is experienced in anticipation of some (usually ill defined) misfortune;  a relatively permanent state of anxiety occurring in a variety of mental disorders
  • anxiety alleviating
  • anxiolytic   adj. anxiety relieving; a tranquilizer used to relieve anxiety and reduce tension and irritability
  • anxiolytics
  • anxious   adj. eagerly desirous;  causing or fraught with or showing anxiety
  • any   adj. one or some or every or all without specification;  adv. to any degree or extent
  • anybody
  • anything  a thing of any kind
  • anyway   adv. used to indicate that a statement explains or supports a previous statement;  in any way whatsoever
  • anywhere   adv. at or in or to any place
  • anz
  • aorta  the large trunk artery that carries blood from the left ventricle of the heart to branch arteries
  • aorta pulmonary
  • apache  the language of the Apache;  a Parisian gangster; any member of Athapaskan tribes that migrated to the southwestern desert (from Arizona to Texas and south into Mexico); fought a losing battle from 1861 to 1886 with the United States and were resettled in Oklahoma
  • apache ii
  • apart   adj. remote and separate physically or socially;  having characteristics not shared by others;  not living together as man and wife;  adv. not taken into account or excluded from consideration; into parts or pieces;  separated or at a distance in place or position or time;  one from the other;  away from another or others;  placed or kept separate and distinct as for a purpose
  • apartment  a suite of rooms usually on one floor of an apartment house
  • apathetic   adj. marked by a lack of interest;  showing little or no emotion or animation
  • apathy  the trait of lacking enthusiasm for or interest in things generally;  an absence of emotion or enthusiasm
  • apbmt
  • apc  a drug combination found in some over the counter headache remedies (aspirin and phenacetin and caffeine);  (military) an armored vehicle (usually equipped with treads) that is used to transport infantry
  • apc gene mutations
  • apex  the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars;  the highest point (of something)
  • apfelbacher
  • aphagia  loss of the ability to swallow
  • aphasia  inability to use or understand language (spoken or written) because of a brain lesion
  • aphasia in
  • apheresis  a procedure in which blood is drawn and separated into its components by dialysis; some are retained and the rest are returned to the donor by transfusion;  (linguistics) omission at the beginning of a word as in `coon' for `raccoon' or `till' for `until'
  • aphonic   adj. being without sound through injury or illness and thus incapable of all but whispered speech
  • aphrodisiac   adj. exciting sexual desire; a drug or other agent that stimulates sexual desire
  • aphrophilus
  • apiece   adv. to or from every one of two or more (considered individually)
  • apiospermum
  • apocrine   adj. (of exocrine glands) producing a secretion in which part of the secreting cell is released with the secretion
  • apoe
  • apoplexy  a sudden loss of consciousness resulting when the rupture or occlusion of a blood vessel leads to oxygen lack in the brain
  • apoptosis  a type of cell death in which the cell uses specialized cellular machinery to kill itself; a cell suicide mechanism that enables metazoans to control cell number and eliminate cells that threaten the animal's survival
  • apoptosis in
  • apparatus  equipment designed to serve a specific function; (anatomy) a group of body parts that work together to perform a given function
  • apparent   adj. clearly revealed to the mind or the senses or judgment;  appearing as such but not necessarily so
  • apparently   adv. from appearances alone;  unmistakably (`plain' is often used informally for `plainly')
  • appea
  • appeal  (law) a legal proceeding in which the appellant resorts to a higher court for the purpose of obtaining a review of a lower court decision and a reversal of the lower court's judgment or the granting of a new trial;  attractiveness that interests or pleases or stimulates;  request for a sum of money;  earnest or urgent request; verb request earnestly (something from somebody); ask for aid or protection;  take a court case to a higher court for review;  challenge (a decision);  cite as an authority; resort to;  be attractive to
  • appear   verb come into sight or view;  come into being or existence, or appear on the scene;  be issued or published;  appear as a character on stage or appear in a play, etc.;  seem to be true, probable, or apparent;  present oneself formally, as before a (judicial) authority;  give a certain impression or have a certain outward aspect
  • appeara
  • appearance  the act of appearing in public view;  pretending that something is the case in order to make a good impression; formal attendance (in court or at a hearing) of a party in an action; outward or visible aspect of a person or thing;  a mental representation;  the event of coming into sight
  • appearances
  • appearing  formal attendance (in court or at a hearing) of a party in an action
  • appears
  • appendage  a part that is joined to something larger;  a natural prolongation or projection from a part of an organism either animal or plant;  an external body part that projects from the body
  • appendages
  • appendicular   adj. relating to or consisting of an appendage or appendages; especially the limbs
  • appendix  a vestigial process that extends from the lower end of the cecum and that resembles a small pouch;  supplementary material that is collected and appended at the back of a book
  • appetite  a feeling of craving something
  • appetite suppressants
  • apple  fruit with red or yellow or green skin and sweet to tart crisp whitish flesh;  native Eurasian tree widely cultivated in many varieties for its firm rounded edible fruits
  • apple green
  • appliance  durable goods for home or office use;  a device or control that is very useful for a particular job
  • appliances
  • applicability  relevance by virtue of being applicable to the matter at hand
  • applicable   adj. readily applicable or practical;  capable of being applied; having relevance
  • application  a diligent effort;  the work of applying something; the act of bringing something to bear; using it for a particular purpose;  a verbal or written request for assistance or employment or admission to a school;  a program that gives a computer instructions that provide the user with tools to accomplish a task;  liquid preparation having a soothing or antiseptic or medicinal action when applied to the skin
  • application of
  • applied   adj. concerned with concrete problems or data rather than with fundamental principles; opposed to theoretical;  put into practice or put to use;  that are used
  • applies
  • apply   verb ask (for something);  refer (a word or name) to a person or thing;  apply oneself to;  be pertinent or relevant or applicable;  put into service; make work or employ (something) for a particular purpose or for its inherent or natural purpose;  apply to a surface; give or convey physically;  ensure observance of laws and rules; avail oneself to;  be applicable to; as to an analysis
  • applying
  • appoint   verb furnish;  create and charge with a task or function; assign a duty, responsibility or obligation to
  • appointed   adj. selected for a job;  provided with furnishing and accessories (especially of a tasteful kind);  fixed or established especially by order or command;  subject to appointment
  • appointment  (law) the act of disposing of property by virtue of the power of appointment;  the act of putting a person into a non elective position;  the job to which you are (or hope to be) appointed; (usually plural) furnishings and equipment (especially for a ship or hotel);  a meeting arranged in advance;  a person who is appointed to a job or position
  • appointments
  • apposition  (biology) growth in the thickness of a cell wall by the deposit of successive layers of material;  a grammatical relation between a word and a noun phrase that follows;  the act of positioning close together (or side by side)
  • appox
  • appraisal  the classification of someone or something with respect to its worth;  a document appraising the value of something (as for insurance or taxation)
  • appreciable   adj. enough to be estimated or measured
  • appreciably   adv. to a noticeable degree
  • appreciate   verb increase the value of;  gain in value;  be fully aware of; realize fully;  recognize with gratitude; be grateful for;  hold dear
  • appreciated   adj. fully understood or grasped;  giving pleasure or satisfaction
  • appreciation  an increase in price or value;  understanding of the nature or meaning or quality or magnitude of something;  an expression of gratitude;  a favorable judgment;  delicate discrimination (especially of aesthetic values)
  • apprehension  the act of apprehending (especially apprehending a criminal);  painful expectation;  fearful expectation or anticipation;  the cognitive condition of someone who understands
  • apprehensive   adj. in fear or dread of possible evil or harm; mentally upset over possible misfortune or danger etc;  quick to understand
  • appro  an informal British abbreviation of approval
  • approach  the act of drawing spatially closer to something;  a relatively short golf shot intended to put the ball onto the putting green;  ideas or actions intended to deal with a problem or situation; a close approximation;  the temporal property of becoming nearer in time;  the event of one object coming closer to another;  a way of entering or leaving;  a tentative suggestion designed to elicit the reactions of others;  the final path followed by an aircraft as it is landing;  verb make advances to someone, usually with a proposal or suggestion;  come near in time;  move towards;  begin to deal with; come near or verge on, resemble, come nearer in quality, or character
  • approach endocrinologist
  • approaching   adj. of the relatively near future; the act of drawing spatially closer to something;  the temporal property of becoming nearer in time;  the event of one object coming closer to another
  • appropnate
  • appropriate   adj. suitable for a particular person or place or condition etc;  suitable and fitting;  meant or adapted for an occasion or use;  being of striking appropriateness and pertinence;  appropriate for achieving a particular end; implies a lack of concern for fairness; verb take possession of by force, as after an invasion;  give or assign a resource to a particular person or cause
  • appropriately   adv. in an appropriate manner
  • appropriateness  the quality of being specially suitable; appropriate conduct; doing the right thing
  • appropriateness criteria
  • approval  a message expressing a favorable opinion;  a feeling of liking something or someone good;  acceptance as satisfactory;  the formal act of approving
  • approve   verb judge to be right or commendable; think well of;  give sanction to
  • approved   adj. generally or especially officially judged acceptable or satisfactory;  established by authority; given authoritative approval
  • approving   adj. expressing or manifesting praise or approval;  nounthe formal act of approving
  • approxi
  • approximate   adj. located close together;  very close in resemblance;  not quite exact or correct;  verb be close or similar; judge tentatively or form an estimate of (quantities or time)
  • approximately   adv. (of quantities) imprecise but fairly close to correct
  • approximates
  • approximation  the act of bringing near or bringing together especially the cut edges of tissue;  the quality of coming near to identity (especially close in quantity);  an imprecise or incomplete account;  an approximate calculation of quantity or degree or worth
  • apps
  • apr  the month following March and preceding May
  • apr may
  • apresoline  an antihypertensive drug (trade name Apresoline) that dilates blood vessels; used (often with a diuretic) to treat hypertension and congestive heart failure
  • apricots
  • april  the month following March and preceding May
  • apriso
  • apt   adj. (usually followed by `to') naturally disposed toward; mentally quick and resourceful;  at risk of or subject to experiencing something usually unpleasant;  being of striking appropriateness and pertinence
  • aptivus
  • aquatic   adj. operating or living or growing in water;  relating to or consisting of or being in water; a plant that lives in or on water
  • aqueductal
  • aqueous   adj. produced by the action of water;  similar to or containing or dissolved in water
  • aquinil
  • ar  a state in south central United States; one of the Confederate states during the American Civil War;  a unit of surface area equal to 100 square meters;  a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
  • ara  macaws;  a constellation in the southern hemisphere near Telescopium and Norma
  • ara c
  • arab  a member of a Semitic people originally from the Arabian peninsula and surrounding territories who speaks Arabic and who inhabits much of the Middle East and northern Africa;  a spirited graceful and intelligent riding horse native to Arabia
  • arabi
  • arabia  a peninsula between the Red Sea and the Persian Gulf; strategically important for its oil resources
  • arabian   adj. of or relating to Arabian horses;  relating to or associated with Arabia or its people; a spirited graceful and intelligent riding horse native to Arabia;  a member of a Semitic people originally from the Arabian peninsula and surrounding territories who speaks Arabic and who inhabits much of the Middle East and northern Africa
  • arabic   adj. relating to or characteristic of Arabs; the Semitic language of the Arabs; spoken in a variety of dialects
  • arabs
  • arachnid  air breathing arthropods characterized by simple eyes and four pairs of legs
  • arachnidism
  • arb  someone who engages in arbitrage (who purchases securities in one market for immediate resale in another in the hope of profiting from the price differential)
  • arbitrarily   adv. in a random manner
  • arbitrary   adj. based on or subject to individual discretion or preference or sometimes impulse or caprice
  • arbor  a framework that supports climbing plants;  tree (as opposed to shrub);  any of various rotating shafts that serve as axes for larger rotating parts
  • arborvirus  a large heterogeneous group of RNA viruses divisible into groups on the basis of the virions; they have been recovered from arthropods, bats, and rodents; most are borne by arthropods; they are linked by the epidemiologic concept of transmission between vertebrate hosts by arthropod vectors (mosquitoes, ticks, sandflies, midges, etc.) that feed on blood; they can cause mild fevers, hepatitis, hemorrhagic fever, and encephalitis
  • arborvirus infections
  • arbovirus  a large heterogeneous group of RNA viruses divisible into groups on the basis of the virions; they have been recovered from arthropods, bats, and rodents; most are borne by arthropods; they are linked by the epidemiologic concept of transmission between vertebrate hosts by arthropod vectors (mosquitoes, ticks, sandflies, midges, etc.) that feed on blood; they can cause mild fevers, hepatitis, hemorrhagic fever, and encephalitis
  • arbovirus infections
  • arc  a continuous portion of a circle;  electrical conduction through a gas in an applied electric field;  something curved in shape;  verb form an arch or curve
  • arcades
  • arch   adj. expert in skulduggery;  (used of behavior or attitude) characteristic of those who treat others with condescension;  noun(architecture) a masonry construction (usually curved) for spanning an opening and supporting the weight above it;  a passageway under a curved masonry construction;  a curved bony structure supporting or enclosing organs (especially the inner sides of the feet);  a curved shape in the vertical plane that spans an opening;  verb form an arch or curve
  • archaea
  • archaic   adj. little evolved from or characteristic of an earlier ancestral type;  so extremely old as seeming to belong to an earlier period
  • arched   adj. constructed with or in the form of an arch or arches; forming or resembling an arch
  • archipelago  a group of many islands in a large body of water
  • architectural   adj. of or pertaining to the art and science of architecture
  • architecture  the profession of designing buildings and environments with consideration for their esthetic effect;  an architectural product or work;  the discipline dealing with the principles of design and construction and ornamentation of fine buildings;  (computer science) the structure and organization of a computer's hardware or system software
  • arcing
  • ards  acute lung injury characterized by coughing and rales; inflammation of the lungs which become stiff and fibrous and cannot exchange oxygen; occurs among persons exposed to irritants such as corrosive chemical vapors or ammonia or chlorine etc.
  • ardsnet
  • are  a unit of surface area equal to 100 square meters
  • area  a part of a structure having some specific characteristic or function;  the extent of a 2 dimensional surface enclosed within a boundary;  a part of an animal that has a special function or is supplied by a given artery or nerve;  a subject of study;  a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography);  a particular environment or walk of life
  • area can
  • areola  small circular area such as that around the human nipple or an inflamed area around a pimple or insect bite;  small space in a tissue or body part such as the area between veins on a leaf or an insect's wing
  • areolae
  • argasid  tick lacking a dorsal shield and having mouth parts on the under side of the head
  • argatroban
  • arginine  a bitter tasting amino acid found in proteins and necessary for nutrition; its absence from the diet leads to a reduced production of spermatozoa
  • arginine metabolism disorders
  • argon  a colorless and odorless inert gas; one of the six inert gases; comprises approximately 1% of the earth's atmosphere
  • argue   verb present reasons and arguments;  give evidence of; have an argument about something
  • argues
  • argument  a variable in a logical or mathematical expression whose value determines the dependent variable; if f(x)=y, x is the independent variable;  a summary of the subject or plot of a literary work or play or movie;  a fact or assertion offered as evidence that something is true;  a discussion in which reasons are advanced for and against some proposition or proposal;  a contentious speech act; a dispute where there is strong disagreement
  • argyll  a covered gravy holder of silver or other metal containing a detachable central vessel for hot water to keep the gravy warm;  a sock knitted or woven with an argyle design (usually used in the plural);  a design consisting of a pattern of varicolored diamonds on a solid background (originally for knitted articles); patterned after the tartan of a clan in western Scotland
  • argyll robertson pupil
  • arid   adj. lacking vitality or spirit; lifeless;  lacking sufficient water or rainfall
  • arie
  • arise   verb result or issue;  rise to one's feet;  originate or come into being;  get up and out of bed;  move upward;  take part in a rebellion; renounce a former allegiance;  come into existence; take on form or shape
  • arises
  • arizona  glossy snake;  a state in southwestern United States; site of the Grand Canyon
  • arkansas  a state in south central United States; one of the Confederate states during the American Civil War;  a river that rises in the Rocky Mountains in Colorado and flows southeast through Kansas and Oklahoma and through Arkansas to become a tributary of the Mississippi River
  • arm  the part of an armchair or sofa that supports the elbow and forearm of a seated person;  any projection that is thought to resemble a human arm;  a human limb; technically the part of the superior limb between the shoulder and the elbow but commonly used to refer to the whole superior limb;  the part of a garment that is attached at the armhole and that provides a cloth covering for the arm;  any instrument or instrumentality used in fighting or hunting;  an administrative division of some larger or more complex organization; verb prepare oneself for a military confrontation;  supply with arms
  • arm significant
  • armed   adj. (used of persons or the military) characterized by having or bearing arms;  (used of plants and animals) furnished with bristles and thorns;  having arms or arms as specified; used especially in combination
  • armenians
  • armour  tough more or less rigid protective covering of an animal or plant;  protective covering made of metal and used in combat;  a military unit consisting of armored fighting vehicles;  verbequip with armor
  • armpits
  • arms  the official symbols of a family, state, etc.;  weapons considered collectively
  • armstrong  United States jazz trumpeter and bandleader (1900 1971);  United States astronaut; the first man to set foot on the moon (July 20, 1969) (1930 )
  • arnaout
  • arnold  United States general and traitor in the American Revolution; in 1780 his plan to surrender West Point to the British was foiled (1741 1801);  English poet and literary critic (1822 1888)
  • arnold chiari
  • aromatic   adj. having a strong pleasant odor;  (chemistry) of or relating to or containing one or more benzene rings
  • aromatic amines
  • around   adv. in circumference;  by a circular or circuitous route;  in a circle or circular motion;  to a particular destination either specified or understood;  (of quantities) imprecise but fairly close to correct;  in the area or vicinity;  from beginning to end; throughout;  all around or on all sides;  in or to a reversed position or direction;  to or among many different places or in no particular direction
  • arousal  the act of arousing;  awakening from sleep;  a state of heightened physiological activity;  mutual sexual fondling prior to sexual intercourse
  • arousal level
  • arouse   verb call forth (emotions, feelings, and responses); stimulate sexually;  to begin moving, "As the thunder started the sleeping children began to stir";  stop sleeping;  cause to become awake or conscious;  cause to be alert and energetic;  summon into action or bring into existence, often as if by magic
  • aroused   adj. (of persons) excessively affected by emotion; aroused to action;  feeling great sexual desire;  brought to a state of great tension;  emotionally aroused;  keenly excited (especially sexually) or indicating excitement
  • arouses
  • arrange   verb arrange thoughts, ideas, temporal events;  make arrangements for;  put into a proper or systematic order;  adapt for performance in a different way;  arrange attractively;  plan, organize, and carry out (an event);  set (printed matter) into a specific format
  • arranged   adj. deliberately arranged for effect;  planned in advance; disposed or placed in a particular kind of order
  • arrangements
  • arranging  the act of arranging and adapting a piece of music
  • array  an arrangement of aerials spaced to give desired directional characteristics;  especially fine or decorative clothing;  an impressive display;  an orderly arrangement;  verb align oneself with a group or a way of thinking;  lay out orderly or logically in a line or as if in a line
  • arrest  the state of inactivity following an interruption;  the act of apprehending (especially apprehending a criminal);  verb hold back, as of a danger or an enemy; check the expansion or influence of;  take into custody;  attract and fix;  cause to stop
  • arrested   adj. having development checked or reversed
  • arrests
  • arrival  accomplishment of an objective;  the act of arriving at a certain place;  someone who arrives (or has arrived)
  • arrive   verb reach a destination; arrive by movement or progress; succeed in a big way; get to the top
  • arrived
  • arrow  a projectile with a straight thin shaft and an arrowhead on one end and stabilizing vanes on the other; intended to be shot from a bow;  a mark to indicate a direction or relation
  • arrowheads
  • arrowroot  white flowered West Indian plant whose root yields arrowroot starch;  a nutritive starch obtained from the root of the arrowroot plant;  canna grown especially for its edible rootstock from which arrowroot starch is obtained
  • arroyo  a stream or brook
  • arsacs
  • arsenic  a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar;  a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
  • arsenic exposure
  • arsenic trioxide  a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
  • arsenical   adj. relating to or containing arsenic; a pesticide or drug containing arsenic
  • arsenicals
  • arsine  a poisonous colorless flammable gas used in organic synthesis and to dope transistors and as a poison gas in warfare
  • arsphysicianfactsheet
  • art  the creation of beautiful or significant things;  the products of human creativity; works of art collectively;  a superior skill that you can learn by study and practice and observation;  photographs or other visual representations in a printed publication
  • art monitoring
  • artery  a major thoroughfare that bears important traffic;  a blood vessel that carries blood from the heart to the body
  • artery disease
  • arthrodesis  the surgical fixation of a joint which is intended to result in bone fusion
  • arthrogram  an X ray of a joint after the injection of a contrast medium
  • arthrograms
  • arthroplasty  surgical reconstruction or replacement of a malformed or degenerated joint
  • arthropod  invertebrate having jointed limbs and a segmented body with an exoskeleton made of chitin
  • arthropod borne
  • arthroscopy  a minimally invasive operation to repair a damaged joint; the surgeon examines the joint with an arthroscope while making repairs through a small incision
  • arthrosopic
  • article  one of a class of artifacts;  nonfictional prose forming an independent part of a publication;  (grammar) a determiner that may indicate the specificity of reference of a noun phrase;  a separate section of a legal document (as a statute or contract or will);  verb bind by a contract; especially for a training period
  • articles
  • articulation  the act of joining things in such a way that motion is possible;  expressing in coherent verbal form;  the aspect of pronunciation that involves bringing articulatory organs together so as to shape the sounds of speech;  the shape or manner in which things come together and a connection is made;  (anatomy) the point of connection between two bones or elements of a skeleton (especially if it allows motion)
  • artifact  a man made object taken as a whole
  • artifacts
  • artificial   adj. artificially formal;  contrived by art rather than nature; not arising from natural growth or characterized by vital processes
  • artificial saliva
  • aruba  a popular island resort in the Netherlands Antilles
  • arup
  • arytenoid  either of two small cartilages at the back of the larynx to which the vocal folds are attached
  • arzerra
  • asbestos  a fibrous amphibole; used for making fireproof articles; inhaling fibers can cause asbestosis or lung cancer
  • asbestos related
  • ascariasis  infestation of the human intestine with Ascaris roundworms
  • ascaris  type genus of the family Ascaridae: roundworms with a three lipped mouth
  • ascaris lumbricoides  intestinal parasite of humans and pigs
  • ascend   verb travel up, "We ascended the mountain";  slope upwards;  go along towards (a river's) source;  become king or queen;  go back in order of genealogical succession;  come up, of celestial bodies
  • ascending   adj. moving or going or growing upward; the act of changing location in an upward direction
  • ascends
  • ascension  (astronomy) the rising of a star above the horizon; (New Testament) the rising of the body of Jesus into heaven on the 40th day after his Resurrection;  (Christianity) celebration of the Ascension of Christ into heaven; observed on the 40th day after Easter;  the act of changing location in an upward direction;  a movement upward
  • ascent  an upward slope or grade (as in a road);  the act of changing location in an upward direction;  a movement upward
  • ascertain   verb learn or discover with certainty;  be careful or certain to do something; make certain of something;  establish after a calculation, investigation, experiment, survey, or study;  find out, learn, or determine with certainty, usually by making an inquiry or other effort
  • ascertained   adj. discovered or determined by scientific observation
  • ascertaining
  • ascitic   adj. of or relating to or resulting from an abnormal accumulation of protein and electrolyte rich fluid in the peritoneal cavity
  • ascitic fluid
  • ascorbic acid  a vitamin found in fresh fruits (especially citrus fruits) and vegetables; prevents scurvy
  • ascot  a cravat with wide square ends; secured with an ornamental pin
  • ascribed
  • ascus  saclike structure in which ascospores are formed through sexual reproduction of ascomycetes
  • ascvd
  • ash  any of various deciduous pinnate leaved ornamental or timber trees of the genus Fraxinus;  strong elastic wood of any of various ash trees; used for furniture and tool handles and sporting goods such as baseball bats;  the residue that remains when something is burned;  verb convert into ashes
  • ash leaf spot
  • asia  the nations of the Asian continent collectively;  the largest continent with 60% of the earth's population; it is joined to Europe on the west to form Eurasia; it is the site of some of the world's earliest civilizations
  • asia pacific
  • aside   adv. in reserve; not for immediate use;  on or to one side;  out of the way (especially away from one's thoughts);  placed or kept separate and distinct as for a purpose;  not taken into account or excluded from consideration;  in a different direction; a line spoken by an actor to the audience but not intended for others on the stage;  a message that departs from the main subject
  • asif
  • ask   verb make a request or demand for something to somebody; consider obligatory; request and expect;  inquire about;  direct or put; seek an answer to;  address a question to and expect an answer from;  require or ask for as a price or condition;  require as useful, just, or proper
  • ask systematically
  • asking   adj. relating to the use of or having the nature of an interrogation; the verbal act of requesting
  • asks
  • asleep   adj. dead;  in a state of sleep;  lacking sensation;  adv. into a sleeping state;  in the sleep of death
  • asleep apparently
  • asp  cobra used by the Pharaohs as a symbol of their power over life and death;  of southern Europe; similar to but smaller than the adder
  • aspa
  • asparaginase  antineoplastic drug (trade name Elspar) sometimes used to treat lymphoblastic leukemia
  • asparagine  a crystalline amino acid found in proteins and in many plants (e.g., asparagus)
  • asparagus  edible young shoots of the asparagus plant;  plant whose succulent young shoots are cooked and eaten as a vegetable
  • aspart
  • aspartame  an artificial sweetener made from aspartic acid; used as a calorie free sweetener
  • aspartate
  • aspect  a characteristic to be considered;  a distinct feature or element in a problem;  the beginning or duration or completion or repetition of the action of a verb;  the feelings expressed on a person's face;  the visual percept of a region
  • aspect cut
  • aspen  any of several trees of the genus Populus having leaves on flattened stalks so that they flutter in the lightest wind
  • aspergi
  • aspergillosis  disease especially in agricultural workers caused by inhalation of Aspergillus spores causing lumps in skin and ears and respiratory organs;  an opportunistic infection by a fungus of the genus Aspergillus; characterized by inflammation and lesions of the ear and other organs;  severe respiratory disease of birds that takes the form of an acute rapidly fatal pneumonia in young chickens and turkeys
  • aspergillus  genus of common molds causing food spoilage and some pathogenic to plants and animals
  • aspergillus infections
  • asphyxia  a condition in which insufficient or no oxygen and carbon dioxide are exchanged on a ventilatory basis; caused by choking or drowning or electric shock or poison gas
  • asphyxiant
  • asphyxiation  killing by depriving of oxygen;  the condition of being deprived of oxygen (as by having breathing stopped)
  • aspi
  • aspirate  a consonant pronounced with aspiration;  verb suck in (air);  pronounce with aspiration; of stop sounds;  remove as if by suction
  • aspirated
  • aspiration  a will to succeed;  a manner of articulation involving an audible release of breath;  the act of inhaling; the drawing in of air (or other gases) as in breathing;  a cherished desire
  • aspiration as
  • aspire   verb have an ambitious plan or a lofty goal
  • aspirin  the acetylated derivative of salicylic acid; used as an analgesic anti inflammatory drug (trade names Bayer and Empirin) usually taken in tablet form; used as an antipyretic; slows clotting of the blood by poisoning platelets
  • aspirin are
  • assault  a threatened or attempted physical attack by someone who appears to be able to cause bodily harm if not stopped;  close fighting during the culmination of a military attack; thoroughbred that won the triple crown in 1946;  the crime of forcing a woman to submit to sexual intercourse against her will;  verb attack in speech or writing;  attack someone physically or emotionally;  force (someone) to have sex against their will
  • assaulted
  • assay  a quantitative or qualitative test of a substance (especially an ore or a drug) to determine its components; frequently used to test for the presence or concentration of infectious agents or antibodies etc.;  an appraisal of the state of affairs;  a written report of the results of an analysis of the composition of some substance;  a substance that is undergoing an analysis of its components;  verbanalyze (chemical substances);  make an effort or attempt
  • assay stool
  • assemble   verb create by putting components or members together;  get people together;  collect in one place
  • assembled   adj. formed by fitting or joining components together; brought together into a group or crowd
  • assembly  the social act of assembling;  a group of machine parts that fit together to form a self contained unit;  a group of persons gathered together for a common purpose;  the act of constructing something (as a piece of machinery);  a public facility to meet for open discussion
  • assent  agreement with a statement or proposal to do something;  verb to agree or express agreement
  • assert   verb state categorically;  insist on having one's opinions and rights recognized;  assert to be true;  to declare or affirm solemnly and formally as true
  • assertiveness  aggressive self assurance; given to making bold assertions
  • assess   verb estimate the value of (property) for taxation;  charge (a person or a property) with a payment, such as a tax or a fine;  place a value on; judge the worth of something;  set or determine the amount of (a payment such as a fine)
  • assessed
  • assessment  the market value set on assets;  an amount determined as payable;  the act of judging or assessing a person or situation or event;  the classification of someone or something with respect to its worth
  • assessment of
  • assiduous   adj. marked by care and persistent effort
  • assiduously   adv. with care and persistence
  • assign   verb select something or someone for a specific purpose; decide as to where something belongs in a scheme;  transfer one's right to;  give out or allot;  attribute or credit to;  attribute or give;  make undue claims to having;  give an assignment to (a person) to a post, or assign a task to (a person)
  • assigned   adj. appointed to a post or duty
  • assignments
  • assist  (sports) the act of enabling another player to make a good play;  the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose;  verb act as an assistant in a subordinate or supportive function;  work for or be a servant to;  give help or assistance; be of service
  • assist aid
  • assistance  the activity of contributing to the fulfillment of a need or furtherance of an effort or purpose;  a resource
  • assistant   adj. of or relating to a person who is subordinate to another; a person who contributes to the fulfillment of a need or furtherance of an effort or purpose
  • assistants
  • associate   adj. having partial rights and privileges or subordinate status; any event that usually accompanies or is closely connected with another;  a person who joins with others in some activity;  a degree granted by a two year college on successful completion of the undergraduates course of studies;  a person who is frequently in the company of another;  verb make a logical or causal connection;  bring or come into association or action;  keep company with; hang out with
  • associated   adj. related to or accompanying;  joined in some kind of relationship (as a colleague or ally or companion etc.)
  • associated antibody deficiency
  • association  the act of consorting with or joining with others; the process of bringing ideas or events together in memory or imagination;  (ecology) a group of organisms (plants and animals) that live together in a certain geographical region and constitute a community with a few dominant species;  a formal organization of people or groups of people;  (chemistry) any process of combination (especially in solution) that depends on relatively weak chemical bonding;  a relation resulting from interaction or dependence;  the state of being connected together as in memory or imagination;  a social or business relationship
  • association's
  • assuage   verb provide physical relief, as from pain;  satisfy (thirst); cause to be more favorably inclined; gain the good will of
  • assume   verb take on a certain form, attribute, or aspect;  take to be the case or to be true; accept without verification or proof;  take up someone's soul into heaven;  occupy or take on;  seize and take control without authority and possibly with force; take as one's right or possession;  take on titles, offices, duties, responsibilities;  put clothing on one's body;  make a pretence of;  take on as one's own the expenses or debts of another person
  • assumed   adj. accepted as real or true without proof;  adopted in order to deceive;  taken as your right without justification
  • assumes
  • assuming   adj. excessively forward
  • assumption  the act of taking possession of or power over something;  the act of assuming or taking for granted;  a hypothesis that is taken for granted;  (Christianity) the taking up of the body and soul of the Virgin Mary when her earthly life had ended;  celebration in the Roman Catholic Church of the Virgin Mary's being taken up into heaven when her earthly life ended; corresponds to the Dormition in the Eastern Orthodox church;  audacious (even arrogant) behavior that you have no right to;  a statement that is assumed to be true and from which a conclusion can be drawn
  • assumptions
  • assurance  freedom from doubt; belief in yourself and your abilities;  a statement intended to inspire confidence;  a binding commitment to do or give or refrain from something;  a British term for some kinds of insurance
  • assured   adj. marked by assurance; exhibiting confidence; characterized by certainty or security
  • ast
  • asthma  respiratory disorder characterized by wheezing; usually of allergic origin
  • asthma and
  • asthmatic   adj. relating to breathing with a whistling sound; a person suffering from asthma
  • astigmatism  (optics) defect in an optical system in which light rays from a single point fail to converge in a single focal point; (ophthalmology) impaired eyesight resulting usually from irregular conformation of the cornea
  • astoundingly
  • astringent   adj. tending to draw together or constrict soft organic tissue;  sour or bitter in taste; a drug that causes contraction of body tissues and canals
  • astringents
  • asynchronous   adj. not synchronous; not occurring or existing at the same time or having the same period or phase;  (digital communication) pertaining to a transmission technique that does not require a common clock between the communicating devices; timing signals are derived from special characters in the data stream itself
  • asynchronously
  • asystole  absence of systole; failure of the ventricles of the heart to contract (usually caused by ventricular fibrillation) with consequent absence of the heart beat leading to oxygen lack and eventually to death
  • at  100 at equal 1 kip in Laos;  a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium
  • at birth
  • atabrine  a drug (trade name Atabrine) used to treat certain worm infestations and once used to treat malaria
  • atacand
  • atactic   adj. lacking motor coordination; marked or caused by ataxia
  • ataga
  • ataxia  inability to coordinate voluntary muscle movements; unsteady movements and staggering gait
  • ataxia due to
  • ate  goddess of criminal rashness and its punishment
  • ated
  • atelectasis  collapse of an expanded lung (especially in infants); also failure of pulmonary alveoli to expand at birth
  • atelectatic
  • atenolol  an oral beta blocker (trade name Tenormin) used in treating hypertension and angina; has adverse side effects (depression and exacerbation of congestive heart failure etc.)
  • atero
  • atf  the law enforcement and tax collection agency of the Treasury Department that enforces federal laws concerning alcohol and tobacco products and firearms and explosives and arson
  • atfeh
  • athens  the capital and largest city of Greece; named after Athena (its patron goddess);  a university town in northeast Georgia; a town in southeast Ohio
  • atherectomy
  • athetosis  a continuous succession of slow, writhing, involuntary movements of the hands and feet and other body parts
  • athlete  a person trained to compete in sports
  • athlete's
  • athletic   adj. having a sturdy and well proportioned body;  relating to or befitting athletics or athletes;  vigorously active
  • atienza
  • atlanta  a siege in which Federal troops under Sherman cut off the railroads supplying the city and then burned it; 1864;  state capital and largest city of Georgia; chief commercial center of the southeastern United States; was plundered and burned by Sherman's army during the American Civil War
  • atlantic   adj. relating to or bordering the Atlantic Ocean; the 2nd largest ocean; separates North and South America on the west from Europe and Africa on the east
  • atlanto axial
  • atlas  a figure of a man used as a supporting column;  the 1st cervical vertebra;  a collection of maps in book form;  (Greek mythology) a Titan who was forced by Zeus to bear the sky on his shoulders
  • atlas of
  • atm  an unattended machine (outside some banks) that dispenses money when a personal coded card is used;  a means of digital communications that is capable of very high speeds; suitable for transmission of images or voice or video as well as data;  a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade
  • atm gene mutations
  • atopy  an allergic reaction that becomes apparent in a sensitized person only minutes after contact
  • atopy and
  • atorvastatin  an oral drug (trade name Lipitor) that is effective in lowering triglycerides; potent in reducing LDL cholesterol because higher doses can be given
  • atout
  • atp  a nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions
  • atp depleting
  • atresia  an abnormal condition in which a normal opening or tube in the body (as the urethra) is closed or absent
  • atri
  • atrial   adj. of or relating to a cavity or chamber in the body (especially one of the upper chambers of the heart)
  • atrial arrhythmias in
  • atrium  the central area in a building; open to the sky;  any chamber that is connected to other chambers or passageways (especially one of the two upper chambers of the heart)
  • atrophic   adj. relating to or characterized by atrophy
  • atrophicae
  • atrophy  any weakening or degeneration (especially through lack of use);  a decrease in size of an organ caused by disease or disuse;  verb undergo atrophy
  • atrophy a
  • atropine  a poisonous crystalline alkaloid extracted from the nightshade family; used as an antispasmodic and to dilate the eye pupil; also administered in large amounts as an antidote for organophosphate nerve agents or organophosphate insecticides
  • atropine's
  • attach   verb be attached; be in contact with;  become attached; cause to be attached;  take temporary possession of as a security, by legal authority;  create social or emotional ties
  • attached   adj. associated in an exclusive sexual relationship;  used of buildings joined by common sidewalls;  fastened together; permanently attached to a substrate; not free to move about;  being joined in close association
  • attaches
  • attachment  the act of attaching or affixing something;  faithful support for a religion or cause or political party;  a supplementary part or accessory;  a connection that fastens things together;  a writ authorizing the seizure of property that may be needed for the payment of a judgment in a judicial proceeding;  a feeling of affection for a person or an institution;  the act of fastening things together
  • attachments
  • attack  a decisive manner of beginning a musical tone or phrase;  an offensive move in a sport or game;  the act of attacking; (military) an offensive against an enemy (using weapons);  strong criticism;  the onset of a corrosive or destructive process (as by a chemical agent);  a sudden occurrence of an uncontrollable condition;  ideas or actions intended to deal with a problem or situation;  intense adverse criticism;  verb begin to injure;  set to work upon; turn one's energies vigorously to a task;  attack in speech or writing;  take the initiative and go on the offensive;  launch an attack or assault on; begin hostilities or start warfare with;  attack someone physically or emotionally
  • attacked
  • attain   verb reach a point in time, or a certain state or level;  reach a destination, either real or abstract;  find unexpectedly;  to gain with effort
  • attainable   adj. capable of being attained or accomplished
  • attained   adj. achieved or reached
  • attaining
  • attempt  earnest and conscientious activity intended to do or accomplish something;  the act of attacking;  verb enter upon an activity or enterprise;  make an effort or attempt
  • attempt identify
  • attend   verb give heed (to);  take charge of or deal with;  be present at (meetings, church services, university), etc.;  to accompany as a circumstance or follow as a result;  work for or be a servant to
  • attendance  the act of being present (at a meeting or event etc.);  the number of people that are present;  the frequency with which a person is present
  • attendant   adj. being present (at meeting or event etc.);  following as a consequence; a person who is present and participates in a meeting;  someone who waits on or tends to or attends to the needs of another;  an event or situation that happens at the same time as or in connection with another
  • attendants
  • attended   adj. having a caretaker or other watcher;  having accompaniment or companions or escort
  • attending   adj. being present (at meeting or event etc.);  serving attendance on someone; the act of being present (at a meeting or event etc.);  the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others
  • attention  a courteous act indicating affection;  a motionless erect stance with arms at the sides and feet together; assumed by military personnel during drill or review;  the faculty or power of mental concentration;  the process whereby a person concentrates on some features of the environment to the (relative) exclusion of others;  a general interest that leads people to want to know more; the work of providing treatment for or attending to someone or something
  • attention deficit
  • attentive   adj. (often followed by `to') giving care or attention;  taking heed; giving close and thoughtful attention
  • attenuate   adj. reduced in strength;  verb become weaker, in strength, value, or magnitude;  weaken the consistency of (a chemical substance)
  • attenuated   adj. of an electrical signal; reduced in amplitude with little or no distortion;  reduced in strength
  • attenuates
  • attenuation  the property of something that has been weakened or reduced in thickness or density;  weakening in force or intensity
  • attitude  a theatrical pose created for effect;  a complex mental state involving beliefs and feelings and values and dispositions to act in certain ways;  position of aircraft or spacecraft relative to a frame of reference (the horizon or direction of motion); the arrangement of the body and its limbs
  • attitudes
  • attorn   verb acknowledge a new land owner as one's landlord
  • attorney  a professional person authorized to practice law; conducts lawsuits or gives legal advice
  • attr
  • attract   verb exert a force on (a body) causing it to approach or prevent it from moving away;  direct toward itself or oneself by means of some psychological power or physical attributes;  be attractive to
  • attracting
  • attractive   adj. pleasing to the eye or mind especially through beauty or charm;  having the properties of a magnet; the ability to draw or pull;  having power to arouse interest
  • attri
  • attributable   adj. capable of being attributed
  • attribute  an abstraction belonging to or characteristic of an entity;  a construct whereby objects or individuals can be distinguished;  verb attribute or credit to;  decide as to where something belongs in a scheme
  • attributed
  • attrition  the act of rubbing together; wearing something down by friction;  a wearing down to weaken or destroy;  sorrow for sin arising from fear of damnation;  the wearing down of rock particles by friction due to water or wind or ice;  erosion by friction
  • attuned   adj. so adjusted as to be appropriate or brought into harmony;  brought to correct pitch
  • atuba
  • atypically   adv. in a manner that is not typical
  • au  a unit of length used for distances within the solar system; equal to the mean distance between the Earth and the Sun (approximately 93 million miles or 150 million kilometers);  a soft yellow malleable ductile (trivalent and univalent) metallic element; occurs mainly as nuggets in rocks and alluvial deposits; does not react with most chemicals but is attacked by chlorine and aqua regia
  • aua
  • auc  a terrorist organization in Colombia formed in 1997 as an umbrella for local and regional paramilitary groups; is financed by earnings from narcotics and serves to protect the economic interests of its members
  • auckl
  • audible   adj. heard or perceptible by the ear; a football play is changed orally after both teams have assumed their positions at the line of scrimmage
  • audience  a gathering of spectators or listeners at a (usually public) performance;  the part of the general public interested in a source of information or entertainment;  a conference (usually with someone important);  an opportunity to state your case and be heard
  • audio  the sound elements of television;  an audible acoustic wave frequency;  the audible part of a transmitted signal
  • audiogram  a graphical representation of a person's auditory sensitivity to sound
  • audiologic
  • audit  a methodical examination or review of a condition or situation;  an inspection of the accounting procedures and records by a trained accountant or CPA;  verb attend academic courses without getting credit;  examine carefully for accuracy with the intent of verification
  • audit c
  • auditory nerve  a composite sensory nerve supplying the hair cells of the vestibular organ and the hair cells of the cochlea
  • audits
  • aug  the month following July and preceding September
  • aug sep
  • augment   verb enlarge or increase;  grow or intensify
  • augmentation  the act of augmenting;  the statement of a theme in notes of greater duration (usually twice the length of the original);  the amount by which something increases
  • augmented   adj. added to or made greater in amount or number or strength
  • augmenti
  • augmentin  an antibiotic; a semisynthetic oral penicillin (trade names Amoxil and Larotid and Polymox and Trimox and Augmentin) used to treat bacterial infections
  • augmenting
  • august   adj. profoundly honored;  of or befitting a lord; the month following July and preceding September
  • aung
  • aura  an indication of radiant light drawn around the head of a saint;  a sensation (as of a cold breeze or bright light) that precedes the onset of certain disorders such as a migraine attack or epileptic seizure;  a distinctive but intangible quality surrounding a person or thing
  • aural   adj. relating to or characterized by an aura;  of or pertaining to hearing or the ear
  • aureobasidium
  • auricle  the externally visible cartilaginous structure of the external ear;  a small conical pouch projecting from the upper anterior part of each atrium of the heart
  • auricular   adj. pertaining to an auricle of the heart;  relating to or perceived by or shaped like the organ of hearing;  of or relating to near the ear
  • auricular cellulitis
  • aurora  (Roman mythology) goddess of the dawn; counterpart of Greek Eos;  an atmospheric phenomenon consisting of bands of light caused by charged solar particles following the earth's magnetic lines of force;  the first light of day
  • aus
  • austral   adj. of the south or coming from the south;  relating to or coming from the south; the basic unit of money in Argentina; equal to 100 centavos
  • australas
  • australasian   adj. relating to or found in Australasia
  • australia  a nation occupying the whole of the Australian continent; aboriginal tribes are thought to have migrated from southeastern Asia 20,000 years ago; first Europeans were British convicts sent there as a penal colony;  the smallest continent; between the South Pacific and the Indian Ocean
  • australian   adj. of or relating to or characteristic of Australia or its inhabitants; the Austronesian languages spoken by Australian aborigines;  a native or inhabitant of Australia
  • australian bat lyssaviruses
  • australian blue ringed octopus envenomation
  • austria  a mountainous republic in central Europe; under the Habsburgs (1278 1918) Austria maintained control of the Holy Roman Empire and was a leader in European politics until the 19th century
  • austrialia
  • austrian   adj. of or relating to Austria or its people or culture;  nouna native or inhabitant of Austria
  • autenrieth
  • author  someone who originates or causes or initiates something;  writes (books or stories or articles or the like) professionally (for pay);  verb be the author of
  • authorities  the organization that is the governing authority of a political unit
  • authorities may
  • authority  official permission or approval;  the power or right to give orders or make decisions;  an authoritative written work;  an expert whose views are taken as definitive;  (usually plural) persons who exercise (administrative) control over others;  freedom from doubt; belief in yourself and your abilities;  an administrative unit of government
  • authorization  the act of conferring legality or sanction or formal warrant;  official permission or approval;  the power or right to give orders or make decisions;  a document giving an official instruction or command
  • authorize   verb grant authorization or clearance for;  give or delegate power or authority to
  • authorized   adj. endowed with authority;  sanctioned by established authority
  • authors
  • autochthonous   adj. of rocks, deposits, etc.; found where they and their constituents were formed;  originating where it is found
  • autocrine control
  • autogenous   adj. originating within the body
  • autograft  tissue that is taken from one site and grafted to another site on the same person
  • autografts
  • autoimmunity  production of antibodies against the tissues of your own body; produces autoimmune disease or hypersensitivity reactions
  • autoinfection
  • automatic   adj. operating with minimal human intervention; independent of external control;  like the unthinking functioning of a machine;  without volition or conscious control; a pistol that will keep firing until the ammunition is gone or the trigger is released; light machine gun
  • automatically   adv. in a reflex manner;  in a mechanical manner; by a mechanism
  • automaticity
  • automation  the act of implementing the control of equipment with advanced technology; usually involving electronic hardware; equipment used to achieve automatic control or operation;  the condition of being automatically operated or controlled
  • automatism  any reaction that occurs automatically without conscious thought or reflection (especially the undirected behavior seen in psychomotor epilepsy)
  • automatisms
  • automobile  a motor vehicle with four wheels; usually propelled by an internal combustion engine;  verb travel in an automobile
  • automotive   adj. containing within itself the means of propulsion or movement;  of or relating to motor vehicles
  • autonomic   adj. relating to or controlled by the autonomic nervous system
  • autonomic disturbances
  • autonomous   adj. (of persons) free from external control and constraint in e.g. action and judgment;  existing as an independent entity;  (of political bodies) not controlled by outside forces
  • autonomously
  • autonomy  immunity from arbitrary exercise of authority: political independence;  personal independence
  • autopeep
  • autopsy  an examination and dissection of a dead body to determine cause of death or the changes produced by disease;  verbperform an autopsy on a dead body; do a post mortem
  • autopsy detected
  • autosome  any chromosome that is not a sex chromosome; appear in pairs in body cells but as single chromosomes in spermatozoa
  • autosplenectomy
  • autumn  the season when the leaves fall from the trees
  • av  the eleventh month of the civil year; the fifth month of the ecclesiastical year in the Jewish calendar (in July and August)
  • av conduction block
  • avail  a means of serving;  verb use to one's advantage;  take or use;  be of use to, be useful to
  • availa
  • available   adj. obtainable or accessible and ready for use or service;  convenient for use or disposal;  not busy; not otherwise committed
  • available including
  • avalanche  a sudden appearance of an overwhelming number of things;  a slide of large masses of snow and ice and mud down a mountain;  verb gather into a huge mass and roll down a mountain, of snow
  • avalon virus
  • avenue  a line of approach;  a wide street or thoroughfare
  • average   adj. lacking special distinction, rank, or status; commonly encountered;  around the middle of a scale of evaluation of physical measures;  approximating the statistical norm or average or expected value;  lacking exceptional quality or ability;  relating to or constituting the middle value of an ordered set of values (or the average of the middle two in a set with an even number of values); relating to or constituting the most frequent value in a distribution; noun a statistic describing the location of a distribution;  verbcompute the average of;  achieve or reach on average;  amount to or come to an average, without loss or gain
  • average global temperatures and
  • averroes  Arabian philosopher born in Spain; wrote detailed commentaries on Aristotle that were admired by the Schoolmen (1126 1198)
  • aversion  the act of turning yourself (or your gaze) away;  a feeling of intense dislike
  • aversive   adj. tending to repel or dissuade
  • avert   verb turn away or aside;  prevent the occurrence of; prevent from happening
  • avf
  • avid   adj. marked by active interest and enthusiasm;  (often followed by `for') ardently or excessively desirous
  • avidity  a positive feeling of wanting to push ahead with something
  • avidly   adv. in an avid manner
  • avinza
  • avoid   verb stay clear from; keep away from; keep out of the way of someone or something;  refrain from doing something;  refrain from certain foods or beverages;  prevent the occurrence of; prevent from happening;  declare invalid
  • avoida
  • avulsion  a forcible tearing or surgical separation of one body part from another;  an abrupt change in the course of a stream that forms the boundary between two parcels of land resulting in the loss of part of the land of one landowner and a consequent increase in the land of another
  • aw
  • await   verb look forward to the probable occurrence of
  • awaited   adj. expected hopefully
  • awaiting
  • awake   adj. not in a state of sleep; completely conscious;  (usually followed by `to') showing acute awareness; mentally perceptive;  not unconscious; especially having become conscious;  verb stop sleeping
  • awaken   verb cause to become awake or conscious;  make aware; stop sleeping
  • awakening  the act of waking
  • awakenings
  • aware   adj. (sometimes followed by `of') having or showing knowledge or understanding or realization or perception;  aware or knowing;  bearing in mind; attentive to
  • awareness  having knowledge of;  state of elementary or undifferentiated consciousness
  • away   adj. (of a baseball pitch) on the far side of home plate from the batter;  used of an opponent's ground;  not present; having left; adv. from a particular thing or place or position (`forth' is obsolete); from one's possession;  out of existence;  indicating continuing action; continuously or steadily;  in a different direction;  in or into a proper place (especially for storage or safekeeping);  so as to be removed or gotten rid of;  freely or at will;  in reserve; not for immediate use;  out of the way (especially away from one's thoughts);  at a distance in space or time
  • awkward   adj. not at ease socially; unsure and constrained in manner;  causing inconvenience;  hard to deal with; especially causing pain or embarrassment;  not elegant or graceful in expression;  lacking grace or skill in manner or movement or performance;  difficult to handle or manage especially because of shape
  • awp
  • axial   adj. situated on or along or in the direction of an axis;  of or relating to or resembling an axis of rotation;  relating to or attached to the axis
  • axial osteomalacia
  • axilla  the hollow under the arm where it is joined to the shoulder
  • axillae
  • axis  the center around which something rotates;  the 2nd cervical vertebra; serves as a pivot for turning the head;  a straight line through a body or figure that satisfies certain conditions;  in World War II the alliance of Germany and Italy in 1936 which later included Japan and other nations;  the main stem or central part about which plant organs or plant parts such as branches are arranged;  a group of countries in special alliance
  • axiti
  • axon  long nerve fiber that conducts away from the cell body of the neuron
  • axonal   adj. of or relating to or resembling an axon
  • axons
  • ayr  a port in southwestern Scotland
  • ayuk
  • az  a state in southwestern United States; site of the Grand Canyon;  the azimuth of a celestial body is the angle between the vertical plane containing it and the plane of the meridian
  • azacitadine
  • azathioprine  an immunosuppressive drug (trade name Imuran) used to prevent rejection of a transplanted organ
  • azelaic
  • azo   adj. relating to or containing the azo radical
  • azole
  • azotemic   adj. of or involving excess nitrogenous waste products in the urine (usually due to kidney insufficiency)
  • azt  an antiviral drug (trade name Retrovir) used in the treatment of AIDS; adverse side effects include liver damage and suppression of the bone marrow
  • aztec  a member of the Nahuatl people who established an empire in Mexico that was overthrown by Cortes in 1519
  • aztreonam  an antibiotic (trade name Azactam) used against severe infections; has minimal side effects
  • azul
  • azygos   adj. occurring singly; not one of a pair
  • azygous   adj. occurring singly; not one of a pair
  • azzopardi. Please visit the following to learn more on the topic.

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.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 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

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