useful life
noun
: the amount of time during which something is in good enough condition to be used
the useful life of a satellite
Examples of useful life in a Sentence
Recent Examples on the Web
According to McAvoy, the new transmission line is designed for 100 years of useful life, will provide all water south of Zero Street once completed and will carry 67% of water from the Lake Fort Smith plant into the city.
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Arkansas Online, 27 Aug. 2025
The existing finishes / equipment in the corridor are over 20 years old and are past their useful life.
—Ricardo Torres, jsonline.com, 17 July 2025
And every eight to 10 years or so when a turf field reaches the end of its useful life, there’s the expensive challenge of tearing it up and figuring out what to do with tens of thousands of pounds of toxic-laden crumb rubber that must be safely disposed of at every single field.
—Dr. Philip J. Landrigan, New York Daily News, 10 July 2025
In every state, the company that drills a well is required to seal it up safely at the end of its useful life.
—Camila Domonoske, NPR, 8 July 2025
See All Example Sentences for useful life
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Arkansas Online, 27 Aug. 2025
The existing finishes / equipment in the corridor are over 20 years old and are past their useful life.
—Ricardo Torres, jsonline.com, 17 July 2025
And every eight to 10 years or so when a turf field reaches the end of its useful life, there’s the expensive challenge of tearing it up and figuring out what to do with tens of thousands of pounds of toxic-laden crumb rubber that must be safely disposed of at every single field.
—Dr. Philip J. Landrigan, New York Daily News, 10 July 2025
In every state, the company that drills a well is required to seal it up safely at the end of its useful life.
—Camila Domonoske, NPR, 8 July 2025
See All Example Sentences for useful life
Cite this Entry
“Useful life.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/useful%20life. Accessed 10 Sep. 2025.
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