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ouabain

[wah-bah-in]
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noun Pharmacology.
  1. a glycoside occurring as a white, crystalline powder, C29H44O12, obtained from the seeds of a shrub, Strophanthus gratus, or from the wood of trees of the genus Acokanthera, and used in medicine chiefly as a cardiac stimulant.
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Origin of ouabain

1890–95; < French ouaba(ïo) (< Somali waabayyo arrow poison) + -in2
Also called G-strophanthin.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for ouabain

ouabain

noun
  1. a poisonous white crystalline glycoside extracted from certain trees and used as a heart stimulant and, by some African tribes, on poison darts. Formula: C 29 H 44 O 12 .8H 2 O
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Word Origin

C19: from French ouabaïo, from Somali waba yo native name of tree
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

ouabain in Medicine

ouabain

(wä-bāĭn)
n.
  1. A white poisonous glycoside extracted from the seeds of the African trees Strophanthus gratus and Acokanthera ouabaio and used as a heart stimulant.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.