Wind chill index | definition of wind chill index by Medical dictionary
wind chill (redirected from wind chill index)
Also found in: Acronyms
wind chill The cooling effect of wind at low temperatures. This is greater than the effect of ambient cold alone and may cause rapid heat loss, adding to the risk of HYPOTHERMIA.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005
References in periodicals archive
The combined effects of temperature and wind are often expressed as a wind chill index
(WCI) or WCT.
The wind chill index
is a good example of how convection can quickly drain heat from an unprotected body.
A wind chill advisory is issued when the wind chill index
is expected to reach minus 15 degrees to minus 24 degrees for an least three hours.