Chem. [f. κόλλα glue + εἶδος form + -INE.] See quots.

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1855.  C. G. Williams, in Chem. Gaz., 308. Collidine is one of the bases discovered by Dr. Anderson in Dippel’s oil, and found a few weeks subsequently by me in shale naphtha.

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1863–72.  Watts, Dict. Chem., I. 1082. Collidine C8 H11 N2 an alkaloid found among the products of the dry distillation of animal substances and of coal…. Collidine is a colourless, oily liquid, having a strongly aromatic, not unpleasant odour.

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1884.  Manch. Weekly Times, 27 Dec., Suppl. 8/1. Tobacco smoke … contains a second toxical principle called colidine.

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