- The principle of heat, or the agent to which the phenomena
of heat and combustion were formerly ascribed; -- not now used in
scientific nomenclature, but sometimes used as a general term for heat.
Meaning of 'caloric' (Princeton's WordNet)
1 . caloric
[ a]
Meaning (1): - of or relating to calories in food
Example in sentence:
comparison of foods on a caloric basis;
the caloric content of foods
Meaning (2): - relating to or associated with heat