wind chill

or wind·chill

[wind-chil, win-]

noun Meteorology.

the apparent temperature felt on the exposed human body owing to the combination of temperature and wind speed.

Origin of wind chill

First recorded in 1945–50

Also called wind·chill factor

[wind-chil, win-,] /ˈwɪndˌtʃɪl ˌfæk tər, ˈwɪn-,/ wind·chill in·dex [wind-chil in-deks, win-] /ˈwɪndˌtʃɪl ˌɪn dɛks, ˈwɪn-/, chill factor.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for wind-chill

wind-chill

noun

1. the serious chilling effect of wind and low temperature: it is measured on a scale that runs from hot to fatal to life and allows for varying combinations of air temperature and wind speed
2. (as modifier)wind-chill factor

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012