- (n.) A drug which, in medicinal doses, generally allays morbid susceptibility, relieves pain, and produces sleep; but which, in poisonous doses, produces stupor, coma or convulsions, and, when given in sufficient quantity, causes death. The best examples are opium (with morphine), belladonna (with atropine), and conium.
- (a.) Having the properties of a narcotic; operating as a narcotic.
- (n.) A drug which, in medicinal doses, generally allays morbid susceptibility, relieves pain, and produces sleep; but which, in poisonous doses, produces stupor, coma or convulsions, and, when given in sufficient quantity, causes death. The best examples are opium (with morphine), belladonna (with atropine), and conium.
- (a.) Having the properties of a narcotic; operating as a narcotic.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). narcotic. Retrieved September 23, 2026, from http://smartdefine.org/narcotic/definitions/2035832 |
| Chicago | Webster's. 2011. "narcotic" http://smartdefine.org/narcotic/definitions/2035832 (accessed September 23, 2026). |
| Harvard | Webster's 2011, narcotic, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/narcotic/definitions/2035832>. |
| MLA | Webster's. "narcotic" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/narcotic/definitions/2035832> |