/ Thesaurus / S Synonyms of sanitisation Find synonyms for: Noun1. sanitation, sanitization, sanitisation, cleaning, cleansing, cleanupusage: making something sanitary (free of germs) as by sterilizingWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: acerbity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language