Ouabain definition

wä-bāĭn
A white poisonous glycoside, C29 H44 O12 , extracted from the seeds of several African trees of the genera Strophanthus and Acokanthera, that is used as a dart poison in some parts of Africa.
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A poisonous glycoside, C29H44O128H2O, made chiefly from the seeds of an African plant (Strophanthus gratus) of the dogbane family: it is used in medicine as a substitute for digitalis.
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A white poisonous glycoside, C29 H44 O12 , 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.
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Origin of ouabain

  • From French ouabaïo from Somali wabayo

    From American Heritage Dictionary of the English Language, 5th Edition

  • Through French from Somali waabaayo, "arrow poison".

    From Wiktionary