Calor may refer to:

Science Heat (Latin: ), in thermodynamics, or the human perception of: Thermal energy, in physics and engineering Temperature, the manifestation of thermal energy Heat (Latin: ), one of the cardinal signs of inflammation in medicine

Other uses Calor River (disambiguation) Calore Irpino (or Calore Beneventano), a tributary of the Volturno Calore Lucano (or Calore Salernitano), a tributary of the Sele Calor Gas, a brand of bottled propane and butane gas Calor (album), a 1992 album by Julio Iglesias

See also * Calorie, a unit of energy Caloric theory, an obsolete scientific theory Caloric reflex test, a test of the vestibulo-ocular reflex Caloric (brand), a brand of kitchen appliances Calorimetry, thermodynamic state measurement Caloy Heat (disambiguation)