/ Thesaurus / P Synonyms of psychotic belief Find synonyms for: Noun1. delusion, psychotic belief, psychological state, psychological condition, mental state, mental conditionusage: (psychology) an erroneous belief that is held in the face of evidence to the contraryWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language