/ Thesaurus / A Synonyms of amniotic fluid Find synonyms for: Noun1. amniotic fluid, amnionic fluid, waters, liquid body substance, bodily fluid, body fluid, humor, humourusage: the serous fluid in which the embryo is suspended inside the amnion; "before a woman gives birth her waters break"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language