ˌbyüfəˈtäksə̇n noun
Etymology: International Scientific Vocabulary bufo- (from New Latin Bufo, genus name of Bufo vulgaris ) + toxin
: a crystalline toxic steroid C 40 H 60 N 4 O 10 obtained from the poisonous secretion of skin glands of the common European toad ( Bufo vulgaris ) that is like digitalis in biological action and that yields bufotalin and suberyl-arginine on hydrolysis ; also : any of several similar steroids from the secretions of other toads that yield a bufagin and suberylarginine on hydrolysis