chill factor

noun

Meteorology.

1. wind chill.

chill factor

1. See wind-chill factor

Word History and Origins

Origin of chill factor¹

First recorded in 1960–65; short for windchill factor ( def. )

Example Sentences

"It's about -30C with a strong wind, which brings the temperature to -45C with wind chill factor."

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Ice forms in the shade, adding to the chill factor.

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Add in the wind chill factor and it's -33C.

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By Friday morning, the temperatures in parts of eastern New Mexico could feel like 20 to 25 degrees below zero, with the wind chill factor, said Brian Guyer, a meteorologist with the Weather Service.

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The forecast: a high of 8 degrees, a kickoff temperature around 5 and a wind chill factor well below zero.

Read more on Seattle Times