diphenylchloroarsine
noun
di·phe·nyl·chlo·ro·ar·sine
| \ -ˌklōr-ō-ˈär-ˌsēn, -ˌklȯr-, -sən
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variants:
also diphenylchlorarsine \ -ˌklōr-ˈär-, -ˌklȯr-
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Medical Definition of diphenylchloroarsine
: a colorless crystalline arsenical (C6H5)2AsCl used during World War I especially by the Germans for producing a toxic smoke causing sneezing and vomiting