dimethyltubocurarine

noun
di·​meth·​yl·​tu·​bo·​cu·​ra·​rine | \ -ˌt(y)ü-bō-kyu̇-ˈrär-ən, -ˌēn How to pronounce dimethyltubocurarine (audio) \

Medical Definition of dimethyltubocurarine

: a derivative of tubocurarine especially : metocurine iodide