Calorific
Pronunciation : Cal`o*rif"ic
Part of Speech : a.
Etymology : [L. calorificus; calor heat + facere to make; cf. F. calorifique.]
Definition : Defn: Possessing the quality of producing heat; heating. Calorific rays, the invisible, heating rays which emanate from the sum, and burning and heated bodies.
Source : Webster's Unabridged Dictionary, 1913