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respiratory quotient
noun
, Physiology.
- the ratio of the amount of carbon dioxide released by the lungs to the amount of oxygen taken in during a given period.
respiratory quotient
noun
- biology the ratio of the volume of carbon dioxide expired to the volume of oxygen consumed by an organism, tissue, or cell in a given time
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Word History and Origins
Origin of respiratory quotient1
First recorded in 1885–90
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