/ Dictionary / Index P psychotropic: Meaning and Definition of Find definitions for: psy•cho•tro•pic Pronunciation: (sī"kō-trō'pik), [key] — adj. affecting mental activity, behavior, or perception, as a mood-altering drug. —n. a psychotropic drug, as a tranquilizer, sedative, or antidepressant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: psychotropic (Thesaurus) psychotronic psych-out Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language