Source : Webster's Revised Unabridged Dictionary (1913)

Narcotine \Nar"co*tine\, n. [Cf. F. narcotine. Cf. {Cotarnine}.]
   (Chem.)
   An alkaloid found in opium, and extracted as a white
   crystalline substance, tasteless and less poisonous than
   morphine; -- called also {narcotia}.