麻沸散 máfèisǎn Mafeisan Origin Definitions Defs Strokes Stroke Words Sentences Sents 麻 má adjective numb to feel numb or have a tingling sensation like pins and needles沸 fèi verbadjective to boil to boil or bubble up; to surge; (bound form) boiling or boiling hot散 sǎn powder (bound form) medicine in powder form