翻訳と辞書
Words near each other
・ pyroxylic
・ pyroxylin
・ pyrrhic
・ pyrrhicist
・ pyrrhonean
・ pyrrhonic
・ pyrrhonism
・ pyrrhonist
・ pyrrhotine
・ pyrrhotite
pyrrol
・ pyrroline
・ pyrula
・ pyruric
・ pyrus
・ pyruvic
・ pyruvil
・ pythagorean
・ pythagoreanism
・ pythagoric


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pyrrol : 英英辞書
Pyr"rol
(), n.[Gr. flame-colored (from fire) + L. oleum oil.] (Chem.) A nitrogenous base found in coal tar, bone oil, and other distillates of organic substances, and also produced synthetically as a colorless liquid, C4H5N, having on odor like that of chloroform. It is the nucleus and origin of a large number of derivatives. So called because it colors a splinter of wood moistened with hydrochloric acid a deep red.



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