/ Thesaurus / M Synonyms of myocardial infarction Find synonyms for: Noun1. myocardial infarction, myocardial infarct, MI, infarct, infarctionusage: destruction of heart tissue resulting from obstruction of the blood supply to the heart muscleWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language