释义 |
co·caine \kōˈkān, kəˈ-, ˈkōˌk- sometimes ˈkōkəˌēn or -k(ə)in\ noun (-s) Etymology: International Scientific Vocabulary coca + -ine; originally formed as German kokain 1. : a bitter crystalline alkaloid C17H21NO4 obtained from coca leaves and synthesized from ecgonine that has first a stimulating then a narcotic effect if taken internally, in large doses produces intoxication like that from hemp, and acts as a local anesthetic and mydriatic; methyl-benzoyl-ecgonine 2. : any of several alkaloids found in coca that are derived from ecgonine |