Medical Dictionary


noun ex·pi·ra·tion \ˌek-spə-ˈrā-shən\

Medical Definition of EXPIRATION

a (1) :  the act or process of releasing air from the lungs through the nose or mouth :  exhalation (2) :  the escape of carbon dioxide from the body protoplasm (as through the blood and lungs or by diffusion) b archaic :  the last emission of breath :  death
:  something produced by breathing out


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