yohimbine

[yoh-him-been]

yo·him·bine

[yoh-him-been]
noun Pharmacology.
an alkaloid, C21H26N2O3, 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; yohimb(e) + -ine2; perhaps orig. formed in German
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Yohimbine is always a great word to know.
So is gobo. Does it mean:
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
Collins
World English Dictionary
yohimbine (jəʊˈhɪmbiːn)
 
n
an alkaloid found in the bark of the tree Corynanthe yohimbe. It is used in medicine as an adrenergic blocking agent. Formula: C21H26N2O3
 
[C19: from Bantu yohimbé a tropical African tree + -ine1]

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