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Expiration

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Expiration

(Science: physiology) The act of breathing out or expelling air from the lungs.

Origin: L. Spirare = to breathe a coming to an end of a contract period; the expiry of his drivers license.Euphemistic expressions for death; thousands mourned his passing.The act of expelling air from the lungs.The act of expelling air out of the lungs when [[breathing.