カコジルMeanings1nouncacodyl; tetramethyldiarsinechemistryTechnical term in chemistry for the organoarsenic compound (CH₃)₂As–As(CH₃)₂.カコジルは有ゆう機きヒ素そ化か合ごう物ぶつの一いっ種しゅである。Cacodyl is a type of organoarsenic compound.