windchill

noun

wind·​chill ˈwin(d)-ˌchil How to pronounce windchill (audio)
: a still-air temperature that would have the same cooling effect on exposed human skin as a given combination of temperature and wind speed

called also chill factor, windchill factor, windchill index

Examples of windchill in a Sentence

It's cold outside, and it feels even colder because of the windchill. Expect windchills in the 20s tonight.
Recent Examples on the Web Unlike his last visit when windchill factors dropped below zero, Wednesday’s visit came under sunny skies and temperatures in the 70s. John Wisely, Detroit Free Press, 2 May 2024 Then, around midnight Wednesday, a strong arctic cold front from Canada will push through, bringing a quick drop in temps, even colder windchills, windy conditions and a chance of light snow through Wednesday morning. Claire Reid, Journal Sentinel, 27 Feb. 2024 The Green Bay Packers defeated the Dallas Cowboys, 21-17, while enduring the cold of minus 13 at kickoff with a windchill of minus 36 at Lambeau Field. David K. Li, NBC News, 8 Mar. 2024 There’s even elastic at the cuffs, hem, and hood to contour to a child’s body to keep out unwanted windchill. Casey Clark, Parents, 5 Mar. 2024 This could produce windchills in the mid-to-low single digits in the morning. Claire Reid, Journal Sentinel, 27 Feb. 2024 Dubbed a Super Mess with sub-zero windchills, vendors sold ski caps instead of cowboy hats. Hollace Ava Weiner, Fort Worth Star-Telegram, 27 Jan. 2024 Residents shivered in Kansas City, Missouri, where windchill temperatures near zero followed highs in the low 70s on Tuesday. Kathryn Prociv, NBC News, 28 Feb. 2024 Most of the state is under a windchill warning, continuing into Tuesday. David Jackson, USA TODAY, 16 Jan. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'windchill.' 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

1939, in the meaning defined above

Time Traveler
The first known use of windchill was in 1939

Dictionary Entries Near windchill

Cite this Entry

“Windchill.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/windchill. Accessed 24 May. 2024.

Kids Definition

windchill

noun
wind·​chill -ˌchil How to pronounce windchill (audio)
: a still-air temperature that would have the same cooling effect on exposed human flesh as a given combination of temperature and wind speed

called also windchill factor, windchill index

Medical Definition

windchill

noun
wind·​chill ˈwin(d)-ˌchil How to pronounce windchill (audio)
: a still-air temperature that would have the same cooling effect on exposed human skin as a given combination of temperature and wind speed

called also chill factor, windchill factor, windchill index

More from Merriam-Webster on windchill

Last Updated: - Updated example sentences
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