Breadcrumb Home > Thesaurus > P Synonyms of porifera Find synonyms for: Noun1. Porifera, phylum Porifera, phylumusage: coextensive with the subkingdom Parazoa: spongesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of porifera (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