Pic"o*line (?), n. [L. pix, picis, pitch + oleum oil + -ine.] Chem.

Any one of three isometric bases (C6H7N) related to pyridine, and obtained from bone oil, acrolein ammonia, and coal-tar naphtha, as colorless mobile liquids of strong odor; -- called also methyl pyridine.


© Webster 1913.

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