respiratory quotient

  1. the ratio of the amount of carbon dioxide released by the lungs to the amount of oxygen taken in during a given period.

Origin of respiratory quotient

First recorded in 1885–90

Words Nearby respiratory quotient Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for respiratory quotient

respiratory quotient

  1. 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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