n.
Pronunciation: wä- ' b ā - ə n, ' wä- ˌ b ā n
Function: noun
Etymology: International Scientific Vocabulary, from French ouabaïo, an African tree, from Somali waabayyo arrow poison
Date: 1893
: a poisonous glycoside C 29 H 44 O 12 obtained from several African shrubs or trees (genera Strophanthus and Acokanthera ) of the dogbane family and used medically like digitalis and in Africa as an arrow poison