expiration
//ˌɛkspɪˈreɪʃən//
Noun
expirationSingular
expirationsPlural
1
The end of a period of time during which something is valid or in effect, such as a contract, license, or product.
Please check the expiration date on your driver's license.
2
The act of breathing out air from the lungs.
The doctor asked the patient to take a deep breath and then measured the expiration.
3
The end of life; death.
The doctor recorded the time of the patient's expiration.