Acyclic
Acyclic
Acyclic (/æˈsaɪklɪk/; from Greek: a-, "not" + kyklos, "circle") refers to a non-circular structure or sequence that does not loop back on itself. In the context of medicine, it is often used to describe certain types of chemical compounds, such as Acyclic nucleosides and Acyclic retinoids, which have a non-circular, or 'open', structure.
Etymology
The term 'Acyclic' is derived from the Greek words 'a-', meaning 'not', and 'kyklos', meaning 'circle'. It was first used in the English language in the mid-19th century to describe non-circular mathematical sequences. Its use in the field of medicine to describe certain types of chemical compounds began in the mid-20th century.
Related Terms
- Cyclic: The opposite of acyclic, a cyclic structure or sequence is one that loops back on itself.
- Acyclic nucleosides: A type of antiviral medication that is structurally acyclic.
- Acyclic retinoids: A type of medication used in the treatment of certain types of cancer, which is structurally acyclic.
- Acyclic graph: In mathematics, a graph with no cycles.
- Acyclic compound: In chemistry, a compound with a non-circular structure.
See Also
External links
- Medical encyclopedia article on Acyclic
- Wikipedia's article - Acyclic
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