pre·​cool ˌprē-ˈkül How to pronounce precool (audio)
variants or pre-cool
precooled or pre-cooled; precooling or pre-cooling

transitive verb

: to cool (something) beforehand
… the car can be programmed to preheat or precool the cabin for you before your departure …Nikki Gordon-Bloomfield
"You've got to precool the product if you want to give it some shelf life."Cameron White

Examples of precool in a Sentence

Recent Examples on the Web The California Independent System Operator, the state’s grid operator, has been urging residents to precool their homes and use major appliances earlier in the day when solar power is abundant. Jennifer Hiller, WSJ, 3 Sep. 2022 Residents are advised to precool their homes in the morning, using window coverings to keep the heat out and to charge electric vehicles, personal and medical devices before peak hours. Jessica Flores, San Francisco Chronicle, 7 Sep. 2022 Grid officials have been asking residents to precool their homes and use major appliances earlier in the day when solar power is abundant, but set thermostats to 78 degrees or higher during the late afternoon. Jennifer Hiller, WSJ, 5 Sep. 2022 The Flex Alert asks residents to precool their homes and then raise their thermostats to 78 degrees and avoid using major appliances from 4 to 9 p.m. Thursday, when net demand is typically at its peak. Hayley Smith, Los Angeles Times, 9 Sep. 2021

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'precool.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1907, in the meaning defined above

Time Traveler
The first known use of precool was in 1907

Dictionary Entries Near precool

Cite this Entry

“Precool.” Dictionary, Merriam-Webster, Accessed 1 Mar. 2024.

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