containment

noun

con·​tain·​ment kən-ˈtān-mənt How to pronounce containment (audio)
Synonyms of containmentnext
1
: the act, process, or means of keeping something within limits
the containment of health costs
2
: the policy, process, or result of preventing the expansion of a hostile power or ideology

Examples of containment in a Sentence

The company's hazardous waste containment plan is being reviewed. The government needs to adopt a containment strategy.
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.
The Iron fire was one of six fires burning in Utah at varying levels of containment. Valerie Gonzalez, Los Angeles Times, 22 June 2026 The Iron Fire was one of six fires burning in Utah at varying levels of containment. ABC News, 21 June 2026 Meanwhile, the Sawmill Fire sparked on June 16 and has burned over 3,700 acres with 10% containment. Thao Nguyen, USA Today, 21 June 2026 This low-pressure environment reduces the physical risk of a containment breach compared to high-pressure water systems. Aman Tripathi, Interesting Engineering, 19 June 2026 See All Example Sentences for containment

Word History

Etymology

contain + -ment

First Known Use

1655, in the meaning defined at sense 1

Time Traveler
The first known use of containment was in 1655

Browse Nearby Words

Cite this Entry

“Containment.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/containment. Accessed 23 Jun. 2026.

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