/ Thesaurus / V Synonyms of ventral placentation Find synonyms for: Noun1. marginal placentation, ventral placentation, placentationusage: with ovules borne on the wall along the ventral suture of a simple ovaryWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rotund Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language