cooldown

noun

cool·​down ˈkül-ˌdau̇n How to pronounce cooldown (audio)
: the act or an instance of allowing physiological activity to return to normal gradually after strenuous exercise by engaging in less strenuous exercise

Examples of cooldown in a Sentence

Recent Examples on the Web
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The Bay Area barely had time to notice the cooldown. Greg Porter, San Francisco Chronicle, 3 Apr. 2026 Another cooldown is expected early next week along with quieter weather. Cutter Martin, CBS News, 1 Apr. 2026 Meanwhile, the western United States is expected to see a noticeable cooldown after enduring weeks of extreme heat. Amanda Greenwood, MSNBC Newsweek, 29 Mar. 2026 The high-pressure zone responsible for the record heat will fade away in another week or so, according to Ryan, which will cause a cooldown in early April. Ray Stern, AZCentral.com, 25 Mar. 2026 See All Example Sentences for cooldown

Word History

First Known Use

1976, in the meaning defined above

Time Traveler
The first known use of cooldown was in 1976

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Cite this Entry

“Cooldown.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cooldown. Accessed 6 Apr. 2026.

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