-mˌbēn, -_bə̇n noun
( -s )
Etymology: International Scientific Vocabulary yohimbé+ -ine
1. : a crystalline alkaloid C 21 H 26 N 2 O 3 that is the principal alkaloid of yohimbé bark and that has sympathomimetic and hypotensive effects and has been used in the form of its hydrochloride as an aphrodisiac — called also quebrachine
2. : any of several alkaloids isomeric with yohimbine and occurring with it
alpha- yohimbine