Breadcrumb Home > Thesaurus > B Synonyms of belfast Find synonyms for: Noun 1. Belfast, capital of Northern Ireland usage: capital and largest city of Northern Ireland; the center of Protestantism in Northern Ireland WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of belfast (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: genome Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language