Breadcrumb Home > Thesaurus > P Synonyms of polyporus Find synonyms for: Noun1. Polyporus, genus Polyporus, fungus genususage: type genus of the Polyporaceae; includes important pathogens of e.g. birches and conifersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: legerdemain Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language