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quinoline n. 奎林 奎林 Quinoline \Quin"o*line\, n. [Quinine L. oleum oil -ine.]
(Chem.) A nitrogenous base, {C9H7N} obtained as a pungent colorless liquid by the distillation of alkaloids, bones, coal tar, etc. It the nucleus of many organic bodies, especially of certain alkaloids and related substances; hence, by extension, any one of the series of alkaloidal bases of which quinoline proper is the type. [Written also {chinoline}.] [1913 Webster]
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