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Medical Dictionary

expiration

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noun ex·pi·ra·tion \ˌek-spə-ˈrā-shən\

Medical Definition of expiration

  1. 1a:  the act or process of releasing air from the lungs through the nose or mouth :  exhalation:  the escape of carbon dioxide from the body protoplasm (as through the blood and lungs or by diffusion)barchaic :  the last emission of breath :  death

  2. 2:  something produced by breathing out





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