Akademik

narcotic
adj. & n.
—adj.
1 (of a substance) inducing drowsiness, sleep, stupor, or insensibility.
2 (of a drug) affecting the mind.
3 of or involving narcosis.
4 soporific.
—n. a narcotic substance, drug, or influence.
Derivatives:
narcotically adv. narcotism n. narcotize v.tr. (also -ise). narcotization n.
Etymology: ME f. OF narcotique or med.L f. Gk narkotikos (as NARCOSIS)

Useful english dictionary. 2012.