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pyridine |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Pyridine \Pyr"i*dine\, n. [From Gr ? fire.] (Physiol. Chem.) 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 ptoma["i]nes, may be mentioned. See {Lutidine}. From WordNet r 1.6 [wn]: pyridine n : a toxic colorless flammable liquid organic base with a disagreeable odor; usually derived from coal
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