/ Thesaurus / M Synonyms of mitral valve prolapse Find synonyms for: Noun1. mitral valve prolapse, valvular heart diseaseusage: cardiopathy resulting from the mitral valve not regulating the flow of blood between the left atrium and left ventricle of the heartWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: kiln Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language