cacodyl
1. a poisonous oily liquid with a garlicky odor composed of 2 cacodyl groups; undergoes spontaneous combustion in dry air • Syn: tetramethyldiarsine • Derivationally related forms: cacodylic • Hypernyms: organic compound 2. the univalent group derived from arsine • Syn: cacodyl group, cacodyl radical, arsenic group • Derivationally related forms: cacodylic • Hypernyms: group, radical, chemical group
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