Breadcrumb Home > Thesaurus > P Synonyms of prevention Find synonyms for: Noun1. prevention, bar, hindrance, hinderance, interferenceusage: the act of preventing; "there was no bar against leaving"; "money was allocated to study the cause and prevention of influenza"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of prevention (Dictionary) ✖ Related Content Daily Word Quiz: sepulture Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language