ouabain

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Related to G-strophanthidin: ouabain, digoxin, Cardiac glycosides

oua·ba·in

 (wä-bā′ĭn)
n.
A white poisonous glycoside, C29H44O12, extracted from the seeds of certain African trees of the genera Strophanthus and Acokanthera, that is used as a dart poison in some parts of Africa and has been used to treat congestive heart failure.

[From French ouabaïo, from Somali wabayo.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

ouabain

(ˈwɑːbɑːɪn)
n
(Elements & Compounds) a poisonous white crystalline glycoside extracted from certain trees and used as a heart stimulant and, by some African tribes, on poison darts. Formula: C29H44O12.8H2O
[C19: from French ouabaïo, from Somali waba yo native name of tree]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

oua•ba•in

(wɑˈbɑ ɪn)

n.
a white crystalline glycoside, C29H44O2, extracted from the seeds or wood of certain African trees and used as a poison on the tips of arrows or in medicine as a heart stimulant.
[1890–95 < French ouaba(ïo) (< Somali waabayyo arrow poison) + -in1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.