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Definition of Collidine
1. n. One of a class of organic bases, C8H11N, usually pungent oily liquids, belonging to the pyridine series, and obtained from bone oil, coal tar, naphtha, and certain alkaloids.
Definition of Collidine
1. Noun. (organic compound) Any of six isomers of trimethylpyridine ¹
¹ Source: wiktionary.com