expiration

noun

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ex·pi·ra·tion | \ ˌek-spə-ˈrā-shən

Definition of expiration

1a : the last emission of breath : death

b(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)

2 : the fact of coming to an end or the point at which something ends : termination

Synonyms & Antonyms Example Sentences Phrases Containing expiration Learn More About expiration

Examples of expiration in a Sentence

one month after the expiration of the contract directed that upon her expiration her splendid Italian-style villa be given to the public as a museum

Recent Examples on the Web Chugach Electric and Matanuska Electric, the state’s two largest electric utilities, face expiration dates in six years. — Alex Demarban, Anchorage Daily News, 17 May 2022 The tests don’t last forever; the kits come with expiration dates printed on the box. — Los Angeles Times, 17 May 2022 Buying through these channels is genuinely dangerous—fudged expiration dates and improper storage can turn the product into a health hazard. — Amanda Mull, The Atlantic, 14 May 2022 Very old CC&Rs sometimes do have expiration dates, and they should not be allowed to expire. — Kelly G. Richardson, San Diego Union-Tribune, 7 May 2022 Vimaan’s tracking gets to the smallest detail, including not just bar codes, but also expiration dates, serial numbers and the like, and does so in real time as items move from the warehouse to a store or an individual customer. — Amy Feldman, Forbes, 22 Apr. 2022 Here’s what to know about the expiration dates on at-home COVID-19 tests. — Jamie Ducharme, Time, 22 Apr. 2022 Export regulations and initial supply crunches slowed the release of vaccines, and the doses that did get sent sometimes arrived too close to their expiration dates to be useful. — Annalisa Merelli, Quartz, 19 Apr. 2022 Consuming whole foods gets rid of food-like products with late expiration dates. — Ian Douglass, Men's Health, 4 Apr. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'expiration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.