Breadcrumb Home > Thesaurus > P Synonyms of pentamerous Find synonyms for: Adjective1. pentamerous, divided (vs. united)usage: divided into five parts; specifically, having each floral whorl consist of five (or a multiple of five) members; "pentamerous flowers"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of pentamerous (Dictionary) ✖ Related Content Daily Word Quiz: taradiddle Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language