sulfonethylmethane

noun
sul·​fon·​eth·​yl·​meth·​ane | \ ˌsəl-ˌfōn-ˌeth-əl-ˈmeth-ˌān How to pronounce sulfonethylmethane (audio) \
variants: or chiefly British sulphonethylmethane \ -​ˈmē-​ˌthān How to pronounce sulphonethylmethane (audio) \

Medical Definition of sulfonethylmethane

: a crystalline hypnotic sulfone C8H18O4S2 that is an ethyl analog of sulfonmethane