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.
Recent Examples of windchill from the Web
Of course, as Miller reminds us, the windchill outside is far below zero, and at 9 p.m., the Antarctic summer sun is high in the sky, so outside activities are rarely an option.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'windchill'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of windchill
WINDCHILL Defined for English Language Learners
Definition of windchill for English Language Learners
: 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
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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