n. [ L. calor heat; cf. F. calorique. ] (Physics) 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. [ 1913 Webster ]
Caloric expands all bodies. Henry. [ 1913 Webster ]
a. Of or pertaining to caloric. [ 1913 Webster ]
Caloric engine,
n. (Physiol.) A faculty in animals of developing and preserving the heat necessary to life, that is, the animal heat. [ 1913 Webster ]