[f. L. calōr-em heat + Gr. -μετρία measurement.] The measurement of heat.

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1858.  Lardner, Nat. Phil., iv. (title), Calorimetry.

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1871.  Maxwell, Th. Heat (1877), 9. The method of measuring heat may be called Calorimetry.

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1882.  Watts, Dict. Chem., III. 18. The measurement of temperature, or thermometry, is … a preliminary to the measurement of heat, or calorimetry.

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