expiry
n. B2 Upper Intermediate US //ˌɛkˈspaɪɹi// UK //ɛkspˈaɪəɹi// ex·piry
n. the date or time when something stops being valid or useful. You use this for things like food, passports, or software licenses.
n. the point in time at which a document, product, or legal right becomes invalid or ceases to exist.
The expiry date on the milk is next week.
The software license will reach its expiry date in six months unless the company renews it.
While the physical passport remained valid, the digital chip had reached its expiry, rendering the document useless for international travel until the new version was issued.
From expire + -y.