Breadcrumb Home > Thesaurus > P Synonyms of polar front Find synonyms for: Noun1. cold front, polar front, frontusage: the front of an advancing mass of colder airWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: solecism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language