(ˈhjuːmɪˌdɛks) n (Physical Geography) Canadian a scale indicating the levels of heat and humidity in current weather conditions[C20: from humid + (in)dex]
hu•mi•dex
(ˈhyu mɪˌdɛks or, often, ˈyu-)
n. Canadian. an index of discomfort based on a combination of heat and humidity. [1965–70;b. humidity and index]
humidex
humidex
Canadian a scale indicating the levels of heat and humidity in current weather conditions