hīˈdrastəˌnēn, -_nə̇n noun
( -s )
Etymology: International Scientific Vocabulary hydrastine + -ine; probably originally formed as German hydrastinin
: a crystalline base C 11 H 13 NO 3 formed by the oxidation of hydrastine and useful in controlling uterine hemorrhage; 5-(methylamino-ethyl)-piperonal