from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A poisonous alkaloid, C21H26N2O3, derived from the bark of a tree, Corynanthe yohimbe, and formerly used as an aphrodisiac, a local anesthetic, and a mydriatic.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A tryptamine alkaloid, the active chemical constituent of the medicinal herb Pausinystalia yohimbe: a stimulant and supposed aphrodisiac.
from The Century Dictionary and Cyclopedia
- n. A colorless dextrorotatory alkaloid, C23A32O4N2, found, together with yohimbenine, in the bark and leaves of the yohimbé or yumbehoa-tree, belonging to the Rubiaceæ. It crystallizes in needles and melts at 234° C.
New Latin yohimbe, specific epithet of Corynanthe yohimbe, species of tree from which it is derived (of Cameroonian Bantu origin; akin to Duala (Bantu language of Cameroon) djombe) + -ine2.(American Heritage® Dictionary of the English Language, Fourth Edition)