Calorific :: Calorific (a.) Possessing the quality of producing heat; heating.
Calorification :: Calorification (n.) Production of heat, esp. animal heat..
Calorificient :: Calorificient (a.) Having, or relating to the power of producing heat; -- applied to foods which, being rich in carbon, as the fats, are supposed to give rise to heat in the animal body by oxidation..