dīˈhīdrōˌərgōˈkȯrˌnēn, -_nə̇n noun
Etymology: International Scientific Vocabulary dihydr- + ergocornine alkaloid from ergot ( ergo- + corn- — from German korn grain, from Old High German — + -ine ) — more at corn
: a hydrogenated derivative C 31 H 41 N 5 O 5 of an alkaloid from ergot that is used in the treatment of peripheral vascular diseases and hypertension