battalion

noun

bat·​tal·​ion bə-ˈtal-yən How to pronounce battalion (audio)
Synonyms of battalionnext
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

Synonyms of battalion

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.
But times were changing, and Fergie was among the Colored men assigned to what would become a fourth battalion in the third contingency of the British West Indies Regiment. Literary Hub, 16 June 2026 From June 6 to Monday, Newport Beach lifeguards conducted 12,104 preventive actions — such as advising people to avoid certain activities and moving them out of hazardous situations — and 516 rescues, according to Adam Yacenda, lifeguard battalion chief for the city’s Fire Department. Summer Lin, Los Angeles Times, 15 June 2026 Battalion Chief Michael Hopkins, a KCFD spokesman, confirmed Jasper’s position as a battalion chief, but has repeatedly said the department can’t comment on legal or personnel matters. Judy L. Thomas, Kansas City Star, 15 June 2026 Some civilians joined volunteer battalions or were drafted to join the military, while others contributed in different ways, from intelligence gathering and crowd-sourcing funding to food and medical distribution networks and critical infrastructure repair. Elizabeth Shackelford, Chicago Tribune, 12 June 2026 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 18 Jun. 2026.

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

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