containment

noun

con·​tain·​ment kən-ˈtān-mənt How to pronounce containment (audio)
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.
At this time, the containment status is unknown and the cause of the fire remains undetermined. Ca Wildfire Bot, Sacbee.com, 21 Sep. 2025 In addition, by placing the reactor deep underground, the containment structure is no longer required and security is provided by the location of the reactor. New Atlas, 21 Sep. 2025 Undisciplined eyes, loss of containment, incorrect run fits, and few third-and-long situations made for a long day on defense. Hunter Bailey, Charlotte Observer, 19 Sep. 2025 Here, a table with a hole blown through it, there, some batteries, wiring and a containment tube. Nathan Pilling, Kansas City Star, 18 Sep. 2025 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 Sep. 2025.

Last Updated: - Updated example sentences
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