Expiration
/ˌɛkspəˈreɪʃən/
Definitions
2 meaningsThe process of ceasing to be valid; the end or termination of a period of time.
/ˌɛkspəˈreɪʃən/
The act of ending or termination
The expiration of the warranty means the repair costs are now the owner's responsibility.
💡 Simply: Imagine a coupon you have to use at the store. The expiration is the day it's no longer good! It's when something stops being valid.
👶 For kids: When something is all done and can't be used anymore, like a juice box's expiration date!
More Examples
The expiration date on the food packaging indicates when it is no longer safe to consume.
The contract's expiration prompted the company to start negotiations for a renewal.
How It's Used
"The expiration date of the contract was approaching."
"The expiration of the lease agreement resulted in new negotiations."
The act of breathing out; exhalation.
/ˌɛkspəˈreɪʃən/
The act of breathing out
The respiratory rate was measured during both inspiration and expiration.
💡 Simply: It's like when you breathe out. Remember how you blew out candles?
👶 For kids: When you blow air out of your body!
More Examples
During expiration, the lungs contract and release air.
A spirometer is often used to measure the volume of air during inspiration and expiration.
How It's Used
"The doctor asked the patient to take a deep breath and then to exhale during expiration."
Synonyms & Antonyms
Synonyms
Antonyms
Idioms & expressions
expiration date
The date after which something is no longer valid or usable.
"The expiration date on the yogurt was yesterday, so I threw it away."
From Latin *expiratio* (“a breathing out, end”), from *exspirare* (“to breathe out, expire”), from *ex-* (“out”) + *spirare* (“to breathe”).
The word 'expiration' has been used since the 14th century, originally referring to the act of breathing out.
Memory tip
Think of a coupon or license. Once it hits its expiration date, it's no longer usable.
Word Origin
"to breathe out, expire"