cooldown

or cool-down

[ kool-doun ]

noun

a period of low-impact or slower exercise following a more intense workout to allow the body to gradually return to its normal physiological level.

verb phrasecool down

to bring the body back to its normal physiological level after fast, vigorous exercise or activity by gradually slowing the pace of activity or by doing gentle exercises or stretches.

Origin of cooldown

First recorded in 1910–15; cool (in the verb sense “to make or become cool” + down¹ (in the adverb sense “from a higher to a lower state”); the noun is derived from the verb phrase

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use cooldown in a sentence

By keeping everything cool down there—including your skivvies.
Men, Ice Your Balls To Make Babies—and Other Male Fertility Fixes | Tom Sykes | December 22, 2014 | THE DAILY BEAST
A: We used laser light to cool down atoms to very, very low temperatures.
No Japan Effect: Steven Chu's Plan for Clean and Safe Energy in America | John Avlon | April 4, 2011 | THE DAILY BEAST
The mission to cool down the reactors began in earnest on the 19th.
A Japanese Firefighter Talks Surviving the Nuclear Reactors | Lennox Samuels | April 3, 2011 | THE DAILY BEAST
The fuel has to cool down to the point where the water that's cooling it is below the boiling point.
Japan Nuclear Fallout: How Bad Could It Get? | Josh Dzieza | March 12, 2011 | THE DAILY BEAST
Still other sites have chosen to give commenters a time-out to allow tempers to cool down.
The Meanest Commenters on the Web | Brian Ries | September 12, 2010 | THE DAILY BEAST

"On a warm summer's day it's delightfully cool down here," Mr. Meadow Mouse murmured.
The Tale of Grandfather Mole | Arthur Scott Bailey
Then my friends began to cool down, and draw off, under shelter of occasional volleys, into silence and abysmal reverie.
Life On The Mississippi, Complete | Mark Twain (Samuel Clemens)
This council is called tarvi, and tries to cool down the hot-headed fancies of the dhanis, their brigand lords.
From the Caves and Jungles of Hindostan | Helena Pretrovna Blavatsky
Liquefy eight tubes of gelatine-agar and place them in the water-bath at 42° C, and cool down to that temperature.
The Elements of Bacteriological Technique | John William Henry Eyre
Then let the boiler cool down before putting in fresh water.
Farm Engines and How to Run Them | James H. Stephenson

Other Idioms and Phrases with cooldown

cooldown

Also, cool off.

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