/ Thesaurus / H Synonyms of heart surgery Find synonyms for: Noun1. heart surgery, operation, surgery, surgical operation, surgical procedure, surgical processusage: any surgical procedure involving the heartWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language