degree day (English, noun)
expansion: degree day (plural degree days)
Senses:
glosses: A measure of heating or cooling, computed as the integral of a function of time that generally varies with temperature.
glosses: A unit used in estimating the fuel consumption for a building; equal to the number of degrees that the mean temperature, for a 24-hour day, is below the base temperature, often 65F.
Forms:
form: degree days
tags: plural