battalion

noun

bat·​tal·​ion bə-ˈtal-yən How to pronounce battalion (audio)
1
: a considerable body of troops organized to act together : army
2
: a military unit composed of a headquarters and two or more companies, batteries, or similar units
3
: a large group

Examples of battalion in a Sentence

a battalion of angry protesters the nation's battalions were forced to fight on two fronts simultaneously
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.
For some battalions, including Prickly’s, this represents a sea change. Tamar Jacoby, Forbes.com, 19 Sep. 2025 Fourteen fire engines, two battalion chiefs and about 60 personnel responded to the fires, authorities added. Caelyn Pender, Mercury News, 18 Sep. 2025 After a thorough investigation, only one person was transported to a hospital for an unrelated medical issue, according Michael Hopkins, a battalion chief and spokesman for the fire department. Noelle Alviz-Gransee, Kansas City Star, 15 Sep. 2025 Two fire engines, a brush rig and a battalion chief had to access the small fire in a hard-to-reach location by driving down cart paths and crossing fairways. City News Service, San Diego Union-Tribune, 8 Sep. 2025 See All Example Sentences for battalion

Word History

Etymology

Middle French bataillon, from Old Italian battaglione, augmentative of battaglia company of soldiers, battle, from Late Latin battalia combat — more at battle entry 1

First Known Use

1579, in the meaning defined at sense 1

Time Traveler
The first known use of battalion was in 1579

Browse Nearby Words

Cite this Entry

“Battalion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/battalion. Accessed 23 Sep. 2025.

Kids Definition

battalion

noun
bat·​tal·​ion bə-ˈtal-yən How to pronounce battalion (audio)
1
: a large body of troops : army
2
: a military unit composed of two or more smaller units (as companies or batteries)
3
: a large body of persons organized to act together

More from Merriam-Webster on battalion

Last Updated: - Updated example sentences
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