a crystalline or white powdery substance, C29H40N2O4, the active principle of ipecac: used chiefly in the treatment of amebic dysentery and as an emetic and expectorant.
em·e·tine (ěm'ĭ-tēn') n. A bitter-tasting crystalline alkaloid, C29H40N2O4, derived from ipecac root and used in the treatment of amebiasis and as an emetic.
[French émétine, from émétique, emetic, from Latin emeticus; see emetic.]
Main Entry: em·e·tine Pronunciation: 'em-&-"tEn Function: noun : an amorphous alkaloidC29H40N2O4 extracted from ipecac root and used as an emetic and expectorant