unionize

verb

union·​ize ˈyün-yə-ˌnīz How to pronounce unionize (audio)
unionized; unionizing
Synonyms of unionizenext

transitive verb

: to organize into a labor union

intransitive verb

: to form or join a labor union
unionizable adjective
unionizable employees

Examples of unionize in a Sentence

Workers are fighting for the right to unionize.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
While Producers United is not currently taking action to unionize, the organization hasn’t ruled it out. Matt Donnelly, Variety, 17 June 2026 By unionizing, the group is additionally endeavoring to ensure greater job protections, more transparency about pay and promotion standards, and have more of a say in the corporate environment. Katie Kilkenny, HollywoodReporter, 16 June 2026 Most charter school teachers are not unionized. Cayla Bamberger, New York Daily News, 16 June 2026 The decision to unionize was driven by a multitude of factors, including wages and working conditions, recent cuts and layoffs, and overall uncertainty, according to the United Academics of Maryland. Cbs Baltimore Staff, CBS News, 14 June 2026 See All Example Sentences for unionize

Word History

First Known Use

1872, in the meaning defined at intransitive sense

Time Traveler
The first known use of unionize was in 1872

Browse Nearby Words

Cite this Entry

“Unionize.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unionize. Accessed 18 Jun. 2026.

Kids Definition

unionize

verb
union·​ize ˈyün-yə-ˌnīz How to pronounce unionize (audio)
unionized; unionizing
: to form into a labor union
unionization
ˌyün-yə-nə-ˈzā-shən
noun

Legal Definition

unionize

verb
union·​ize ˈyü-nyə-ˌnīz How to pronounce unionize (audio)
unionized; unionizing

transitive verb

: to organize into a labor union
to prevent them from unionizing the employees
also : to establish a labor union in
a unionized shop

intransitive verb

: to form or join a labor union
unionization noun

More from Merriam-Webster on unionize

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster