/ Thesaurus / S Synonyms of synoecious Find synonyms for: Adjective1. synoicous, synoecious, monoecious (vs. dioecious), monecious, monoicoususage: having male and female reproductive organs mixed in the same gametoeciumWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language