noun ver·no·nin \ˈvərnənə̇n, -əˌnin, vərˈnōnə̇n\

Definition of vernonin



  1. :  a poisonous glucoside C10H24O7 extracted from batiator root (Vernonia nigritiana) as a deliquescent powder

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Origin and Etymology of vernonin

vernon- (from New Latin Vernonia) + -in

Seen and Heard

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to cast off or become cast off

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