/ Thesaurus / P Synonyms of psychoactive drug Find synonyms for: Noun1. psychoactive drug, mind-altering drug, consciousness-altering drug, psychoactive substance, drugusage: a drug that can produce mood changes and distorted perceptionsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language