cool·​down | \ ˈkül-ˌdau̇n How to pronounce cooldown (audio) \

Definition of cooldown

: 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

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The first five days temperatures were seasonable, then came a five-day heat wave, then a two-day cooldown, the researchers said. Martin Finucane,, "Harvard study finds that during heat waves, people can’t think straight," 10 July 2018 All of these abilities are on a cooldown, and a lengthy one at that. Hayden Dingman, PCWorld, "Hands-on: Rage 2's Doom-inspired action is a maelstrom of guns, grenades, and gore," 15 June 2018 During the cooldown period after the heat wave, the differences continued, the researchers said, warning that the effects of a heat wave linger in buildings — and American adults spend 90 percent of their time indoors. Martin Finucane,, "Harvard study finds that during heat waves, people can’t think straight," 10 July 2018 But temperatures by Friday afternoon will hit the lower 70s, although a sharp cooldown takes place Saturday as another chilly surge hits the city and lasts for at least a few days. Tom Skilling,, "Chicago set to ride a temperature roller coaster," 9 Apr. 2018 Pre- and postmenopausal women won't experience the cooldown that most women do at the end of this week, due to the absence of progesterone and an increase in estrogen. Sarah Jio, Woman's Day, "A Month in the Life of Your Hormones," 27 May 2010 After a brief cooldown period in the locker room, the Hoosiers returned to the bench and slumped there, defeated and dejected. Gregg Doyel, Indianapolis Star, "Doyel: Under-appreciated Robert Johnson finally feels the love from IU fans," 24 Feb. 2018 There will be a slight cooldown next week, but temperatures will still be above normal. Hailey Branson-potts,, "Heat and strong winds to bring elevated fire danger this weekend," 26 Jan. 2018 The cooldown should continue the rest of the week, which should end with temperatures in the upper 80s or 90s. Kate Mather,, "World Series opener could be hottest on record as heat wave continues to scorch Southern California," 24 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cooldown.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cooldown

1976, in the meaning defined above

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The first known use of cooldown was in 1976

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incapable of being surmounted or overcome

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