wind chill index
or wind·chill in·dex
[ wind-chil in-deks, win-, ]
nounMeteorology.
a chart from which the combined effects of temperature and wind speed are formulaically calculated to determine wind chill: Once we hit a certain zone on the wind chill index, the risk of frostbite is apparent.
Origin of wind chill index
1First recorded in 1935–40
- Also called wind chill chart, wind·chill chart [wind-chil chahrt, win-] /ˈwɪnd ˌtʃɪl ˌtʃɑrt, ˈwɪn-/ .
Words Nearby wind chill index
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
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