wind chill

wind chill or wind·chill [wind-chil, win-] Word Origin noun Meteorology.

1. 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.