coldness

From Middle English coldnesse, from Old English cealdness, cealdnys (“coldness”), equivalent to cold +‎ -ness.

coldness (countable and uncountable, plural coldnesses)

1. The relative lack of heat.
2. The sensation resulting from exposure to low temperatures.
3. Limited enthusiasm or affection; coolness.
4. (physics) The reciprocal of absolute temperature.
   • 1969, W. A. Day and Morton E. Gurtin, Archive for Rational Mechanics and Analysis, Volume 33, Issue 1, Springer, pages 26–32:

     The coldness is the reciprocal of absolute temperature.

   • 1971, Ingo Müller, Archive for Rational Mechanics and Analysis, Volume 41, Issue 5, Springer, pages 319-332:

     (article title) The coldness, a universal function in thermoelastic bodies.

   • 1972, Ingo Müller, Entropy, Absolute Temperature, and Coldness in Thermodynamics: Boundary Conditions in Porous Materials Archive for Rational Mechanics and Analysis, Springer-Verlag, Wein GMBH, page 3:

     This function will be called the coldness, its equilibrium value will be the reciprocal of absolute temperature.

   • 1975, J. Meixner, Archive for Rational Mechanics and Analysis, Volume 57, Issue 3, Springer, pages 281-290:

     (article title) Coldness and Temperature.

   • 1995, Claude Garrod, Statistical Mechanics and Thermodynamics, Oxford University Press, page 111:

     α is called the affinity, β the inverse temperature or coldness, and γ the free expansion coefficient.

• coldness on Wikipedia.Wikipedia