/ Thesaurus / S Synonyms of sterilise Find synonyms for: Verb1. sterilize, sterilise, disinfectusage: make free from bacteria2. sterilize, sterilise, desex, unsex, desexualize, desexualise, fix, operate on, operateusage: make infertile; "in some countries, people with genetically transmissible disabilites are sterilized"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language