verb
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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.
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Compare superheat
Etymology
Origin of supercool
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“It’s supercool work,” says Natasha Jaques, a computer scientist at Google who studies machine learning but who was not involved with the research.
From Science Magazine • Sep. 18, 2022
To me, that is a supercool scientific puzzle: Why is it that sometimes adolescents do not show this peak in sensitivity to things that are rewarding, whether it’s risk-taking or helping others?
From Washington Post • Aug. 9, 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
“The Art of Theater” and “With My Own Hands,” both by the French playwright, director and choreographer Pascal Rambert, survived the Under the Radar cancellation at this supercool avant-garde hothouse in Columbia County.
From New York Times • Jan. 17, 2022
Kind of a weird guy, but still supercool.
From "All American Boys" by Jason Reynolds
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.