Breadcrumb Home > Thesaurus > P Synonyms of permission Find synonyms for: Noun1. permission, approval, commendationusage: approval to do something; "he asked permission to leave"2. license, permission, permit, authorization, authorisation, empowermentusage: the act of giving a formal (usually written) authorizationWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of permission (Dictionary) ✖ Related Content Daily Word Quiz: legerdemain Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language