Breadcrumb Home > Thesaurus > I Synonyms of introit Find synonyms for: Noun 1. introit, musical composition, opus, composition, piece, piece of music usage: a composition of vocal music that is appropriate for opening church services WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of introit (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: jactation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language