Word.ws English Dictionary

degree days

degree days is the plural of degree day.

Meaning of degree day

Noun

degree day (plural degree days)

  1. A measure of heating or cooling, computed as the integral of a function of time that generally varies with temperature.
  2. 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.

Questions about degree days

What is degree days the plural of?
Degree days is the plural of degree day.

Words near degree days in the dictionary

  1. degree absolute
  2. degree apprenticeship
  3. degree Celsius
  4. degree centigrade
  5. degree day
  6. degree days
  7. degree Fahrenheit
  8. degree Kelvin
  9. degree mill
  10. degree mills
  11. degree of comparison

Source and license

Adapted from Wiktionary: degree days (page history and authors); degree day (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “degree days.” Word.ws, https://word.ws/degree_days. Based on Wiktionary, CC BY-SA 4.0.