/ Thesaurus / S Synonyms of sterilisation Find synonyms for: Noun1. sterilization, sterilisation, operation, surgery, surgical operation, surgical procedure, surgical processusage: the act of making an organism barren or infertile (unable to reproduce)2. sterilization, sterilisation, cleaning, cleansing, cleanupusage: the procedure of making some object free of live bacteria or other microorganisms (usually by heat or chemical means)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language