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respiration

Pronunciation: /rɛspɪˈreɪʃ(ə)n/

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Definition of respiration

noun

[mass noun]

the action of breathing:opiates affect respiration
[count noun] chiefly Medicine a single breath: observation of the patient’s respirations will gradually be decreased
Biology a process in living organisms involving the production of energy, typically with the intake of oxygen and the release of carbon dioxide from the oxidation of complex organic substances.