pyridine: Meaning and Definition of

pyr•i•dine

Pronunciation: (pir'i-dēn", -din), [key]
— n. Chem.
  1. a colorless, flammable, liquid organic base, CHN, having a disagreeable odor, usually obtained from coal or synthesized from acetaldehyde and ammonia: used chiefly as a solvent and in organic synthesis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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