/ Thesaurus / C Synonyms of canonisation Find synonyms for: Noun1. canonization, canonisation, sanctificationusage: (Roman Catholic and Eastern Orthodox Church) the act of admitting a deceased person into the canon of saintsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language