|asə(ˌ)tōˈnī.trə̇l, əˌsēd.ō-, -ī.ˌtrēl, -īl noun
( -s )
Etymology: International Scientific Vocabulary acet- + nitrile
: the colorless liquid nitrile CH 3 CN of acetic acid usually made by dehydration of acetamide and used chiefly in organic synthesis and as a solvent — called also methyl cyanide