pyridine
/ ˈpɪrɪˌdin/ noun
Forms pyridines
- noun (organic chemistry) Any of a class of aromatic heterocyclic compounds containing a ring of five carbon atoms and a nitrogen atom; especially the simplest one, C₅H₅N.
Etymology
From German Pyridin.
Webster’s 1913
- noun A nitrogenous base, C5H5N, obtained from the distillation of bone oil or coal tar, and by the decomposition of certain alkaloids, as a colorless liquid with a peculiar pungent odor. It is the nucleus of a large number of organic substances, among which several vegetable alkaloids, as nicotine and certain of the ptomaïnes, may be mentioned. See Lutidine.
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “pyridine”, CC BY-SA 4.0. Details