Breadcrumb Home > Thesaurus > U Synonyms of unionize Find synonyms for: Verb 1. unionize, unionise, enroll, inscribe, enter, enrol, recruit usage: recruit for a union or organize into a union; "We don't allow people to come into our plant and try to unionize the workers" 2. unionize, unionise, organize, organise, join, fall in, get together usage: form or join a union; "The auto workers decided to unionize" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of unionize (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: ailurophobia Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language