a. | 1. | (Med.) Having the properties of a narcotic; operating as a narcotic. |
n. | 1. | (Med.) 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. |
Noun | 1. | ![]() |
Adj. | 1. | narcotic - of or relating to or designating narcotics; "narcotic addicts"; "narcotic stupor" |
2. | narcotic - inducing stupor or narcosis; "narcotic drugs" Synonyms: narcotising, narcotizing | |
3. | narcotic - inducing mental lethargy; "a narcotic speech" Synonyms: soporiferous, soporific |