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yohimbine

[yoh-him-been] /yoʊˈhɪm bin/
noun, Pharmacology
1.
an alkaloid, C 21 H 26 N 2 O 3 , extracted from the bark of Corynanthe johimbe or Rauwolfia serpentina, used as a selective alpha-adrenergic receptor antagonist: purported to have aphrodisiac properties.
Origin
1895-1900
1895-1900; yohimb(e) + -ine2; perhaps orig. formed in German
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for yohimbine

yohimbine

/jəʊˈhɪmbiːn/
noun
1.
an alkaloid found in the bark of the tree Corynanthe yohimbe. It is used in medicine as an adrenergic blocking agent. Formula: C21H26N2O3
Word Origin
C19: from Bantu yohimbé a tropical African tree + -ine1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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