| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024her•o•in /ˈhɛroʊɪn/USA pronunciation n. [uncountable]- Drugsa white powder made from morphine that is narcotic and addictive.
WordReference Random House Unabridged Dictionary of American English © 2024her•o•in (her′ō in),USA pronunciation n. [Pharm.]- Drugsa white, crystalline, narcotic powder, C21H23NO5, derived from morphine, formerly used as an analgesic and sedative: manufacture and importation of heroin are now controlled by federal law in the U.S. because of the danger of addiction. Also called diacetylmorphine, diamorphine.
- Greek hērō-, stem of hé̄rōs hero + German -in -in2; allegedly so called from the feelings of power and euphoria which it stimulates
- German Heroin
- 1895–1900; formerly trademark;
Collins Concise English Dictionary © HarperCollins Publishers:: heroin /ˈhɛrəʊɪn/ n - a white odourless bitter-tasting crystalline powder related to morphine: a highly addictive narcotic. Formula: C21H23NO5
Etymology: 19th Century: coined in German as a trademark, probably from hero, referring to its aggrandizing effect on the personality |