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Measurement of the amount of heat released or absorbed in a chemical reaction, change of state, or formation of a solution.

[Latin calor, heat; see caloric + -metry.]


the science of measuring heat. — calorimeter, n. — calorimetric, adj.
See also: Heat
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.calorimetry - measurement of quantities of heat
measurement, measuring, mensuration, measure - the act or process of assigning numbers to phenomena according to a rule; "the measurements were carefully done"; "his mental measurings proved remarkably accurate"
References in periodicals archive ?
Tenders Are Invited for Acquisition of an indirect calorimetry system for the Inserm UMS006 research structure in Toulouse.
Compared with the CSM, the indirect calorimetry method (ICM) is easily operated without killing animals and widely applied to HP determination for pigs.
Comparison of the energetic requirement by indirect calorimetry and predictive equations in critical patients receiving mechanical ventilation).
To date, indirect calorimetry remains the gold standard for the calculation of the metabolic rate.
Thus, the aim of this study was to compare energy expenditure measured by indirect calorimetry with the estimated by equation developed for Actigraph accelerometer during continuous exercise.
For indirect calorimetry, expired gas analysis was acquired using a 3 L latex compliant and elastic mixing bag placed on the expired port of the mouthpiece.
Indirect calorimetry measures showed decreased energy expenditure on no-breakfast days and a significantly reduced respiratory quotient, which indicates greater fat oxidation, she said.
Resting metabolic rate was measured by indirect calorimetry at the beginning and end of each treatment period with a 7-day washout between testing periods.
To exclude that the variation of muscle mass could affect the recorded variables of the continuous indirect calorimetry, body composition was assessed.
Energy used by the body was assessed by indirect calorimetry, a method which estimates how much heat is produced by a person as they use oxygen.
Energy expenditure was measured using indirect calorimetry and a portable metabolic cart.
All participants visited the laboratory for assessment of RMR using indirect calorimetry and body composition and bone density using DEXA (GE Lunar Prodigy; GE Healthcare, Madison, WI).