Simple Definition of windchill
: the effect that wind has of making air feel colder than it actually is
: a temperature that shows how cold the air feels because of the wind
Full Definition of windchill
: 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.
First Known Use of windchill
Rhymes with windchill
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Medical Definition of windchill
: 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
Seen and Heard
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