calorific value

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calorific value (plural calorific values)

  1. The amount of energy produced by the complete combustion of a material or fuel. Measured in units of energy per amount of material, e.g. kJ/kg.
    • 1960 March, “Testing a rebuilt "Merchant Navy" Pacific of the S.R.”, in Trains Illustrated, page 168:
      The engine was fired with Welsh (Bedwas) coal having a calorific value of 13,800 B.T.U. per lb. as received, and 13,970 B.T.U. per lb. in the dry condition.
  2. The amount of energy available from an item of food when digested, mostly from carbohydrates and fats


See also[edit]