Breadcrumb Home > Thesaurus > C Synonyms of conceptus Find synonyms for: Noun 1. embryo, conceptus, fertilized egg, animal, animate being, beast, brute, creature, fauna usage: an animal organism in the early stages of growth and differentiation that in higher forms merge into fetal stages but in lower forms terminate in commencement of larval life WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of conceptus (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: debridement Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language