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cacodyl 二甲胂 二甲胂 cacodyl n 1: a poisonous oily liquid with a garlicky odor composed of 2 cacodyl groups; undergoes spontaneous combustion in dry air [synonym: {cacodyl}, {tetramethyldiarsine}] 2: the univalent group derived from arsine [synonym: {cacodyl}, {cacodyl group}, {cacodyl radical}, {arsenic group}] Cacodyl \Cac"o*dyl\, n. [Gr. ??????? ill-smelling (kako`s bad
????? to smell) -yl.] (Chem.) Alkarsin; a colorless, poisonous, arsenical liquid, {As2(CH3)4}, spontaneously inflammable and possessing an intensely disagreeable odor. It is the type of a series of compounds analogous to the nitrogen compounds called hydrazines. [Written also {cacodyle}, and {kakodyl}.] [1913 Webster]
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