/ Thesaurus / M Synonyms of mind expanding Find synonyms for: Adjective1. mind-expanding, psychoactive (vs. nonpsychoactive), psychotropicusage: (of hallucinogenic drugs) giving a sense of heightened or broader awarenessWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: jaundice Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language