[], (Noun)

Definitions:
- Each of three colourless, pungent-smelling, liquid bases, (CH₃)C₅ H₄ N, that are isomeric methyl derivatives of pyridine and are obtained from coal tar, bone oil, etc.; specifically the α-isomer (2-methylpyridine).


Phrases:

Origin:
mid 19th century. From classical Latin pic-, pix pitch + -ol + -ine. Compare German Picolin