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An instrument for measuring the degree and nature of respiration.

res′pi·ro·met′ric (-rō-mĕt′rĭk) adj.
res′pi·rom′e·try n.


any of a number of techniques which are used to measure the metabolic rate of living organisms, usually by monitoring the heat generated by their production of carbon dioxide and nitrogen waste
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An open-circuit respirometry system was utilized to measure metabolic rates, and V[O.
Oxygen consumption was measured via intermittent respirometry, according to the method of Vismann and Hagerman (1996), using a computer controlled setup that recorded oxygen partial pressure and temperature (sampling rate, 10 sec).
LABORATORY EQUIPMENT FOR NUTRITION IE - PHYSIOLOGICAL ANALYSIS: respirometry system (technical simulator research, testing and scientific) - 1 piece;
Capes, FAPESP, CNPq for financial support and Kleber Vaccioli for performing the respirometry experiments.
Using GPS devices, portable respirometry systems, and urine tests, researchers tracked the Hazda's daily walking distances and measured their energy expenditure when walking and resting.
We used a closed-system respirometry to measure oxygen consumption on two fossorial and two terrestrial snake species under normal and simulated hypoxic/hypercapnic environments at three temperatures (15, 25, and 30[degrees]C).
Respirometry is one of the techniques most used to study the aerobic biodegradation of toxic compounds.
We report here on the use of whole animal respirometry as a means of monitoring changes in metabolism in response to Hg exposure.
Biodegradation is determined by respirometry testing that measures the carbon dioxide output of a closed biological system.
The researchers measured ambient temperature over those three periods as well as the bats' metabolic rate by using respirometry (measuring the rate of oxygen consumption).
The biodegradation of DSEDC was investigated over a 28-day period in a Manometric Respirometry Test according to the guideline OECD 301 F.
Metabolic power of European starlings Sturnus vulgaris during flight in a wind tunnel, estimated from heat transfer modelling, doubly labelled water and mask respirometry.