Breadcrumb Home > Thesaurus > P Synonyms of placenta Find synonyms for: Noun 1. placenta, reproductive structure usage: that part of the ovary of a flowering plant where the ovules form 2. placenta, vascular structure usage: the vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring wastes from the developing fetus WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of placenta (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: hagiography Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language