supercool

American  

[soo-per-kool] / ˌsu pərˈkul /

verb (used with object)

1. to cool (a liquid) below its freezing point without producing solidification or crystallization; undercool.

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verb (used without object)

1. to become supercooled.

adjective

1. very cool in temperature, especially of the maximum coolness possible: used as a setting on air conditioners.

2. Slang. very cool; very sophisticated, up-to-date, unemotional, etc.

supercool British  

/ ˌsuːpəˈkuːl /

verb

1. chem to cool or be cooled without freezing or crystallization to a temperature below that at which freezing or crystallization should occur. Supercooled liquids are not in equilibrium

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supercool Scientific  

/ so̅o̅′pər-ko̅o̅l′ /

1. To cool a substance below a phase-transition temperature without the transition occurring. For example, water can be cooled well below the freezing point without freezing (as often happens in the upper atmosphere); the introduction of an impurity or surface can then trigger freezing. Supercooling is an example of hysteresis.

2. Compare superheat

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Etymology

Origin of supercool

First recorded in 1905–10; super- + cool

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Example Sentences

See Examples For:

supercool

On the other side of the country, Boris Rubinsky had the idea that higher pressures might help him supercool organs without damage.

From Science Magazine ● Jun. 21, 2023

For all its supercool posturing, casual cruelty and lurid overcompensation, “Bullet Train” was a cozy all along.

From Washington Post ● Aug. 2, 2022

The United States, which produces 96.7 bcfd of gas, has the capacity to supercool about 12.7 bcfd into liquid for transportation by tanker.

From Reuters ● Mar. 25, 2022

“I think babies are supercool and really people need to have more babies because, it sounds obvious, but if people don’t have enough babies, humanity will disappear,” he said.

From New York Times ● Jul. 25, 2020

And I want to know about his talking devices, the supercool computers that help him talk and do really hard math problems, like finding black holes in space.

From "Out of My Mind" by Sharon M. Draper

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