/ Dictionary / Index C calorific value: Meaning and Definition of Find definitions for: cal'orif'ic val'ue Pronunciation: [key] the amount of heat released by a unit weight or unit volume of a substance during complete combustion. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. calorific calorimeter Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language