sinomenine
noun
si·nom·e·nine
sə̇ˈnäməˌnēn,
-nə̇n
plural -s
: a crystalline alkaloid C19H23NO4 structurally related to thebaine but obtained from various eastern Asiatic plants (such as Sinomenium acutum) of the family Menispermaceae
Word History
Etymology
sinomen- (from New Latin Sinomenium, genus name of the woody vine Sinomenium acutum) + -ine