/ Thesaurus / S Synonyms of student union Find synonyms for: Noun1. student union, building, edificeusage: a building on a college campus dedicated to social and organizational activities of the student bodyWordNet 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