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
They should have been plugged when their useful life was over.
—
Camila Domonoske, NPR, 7 July 2025
Gibson said Station 3, built in 1973, is nearing the end of its useful life and would require an upgrade at the very least.
—Erika I. Ritchie, Oc Register, 25 June 2025
More than 17 years after the Waukegan National Airport’s runway reached the end of its useful life and more than two years after a proposal to build a new one became a controversial subject dividing the community, circumstances changed again.
—Steve Sadin, Chicago Tribune, 16 June 2025
Cleaning composite decking can add years to its useful life.
—Tim Carter, Hartford Courant, 7 June 2025
See All Example Sentences for useful life
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Camila Domonoske, NPR, 7 July 2025
Gibson said Station 3, built in 1973, is nearing the end of its useful life and would require an upgrade at the very least.
—Erika I. Ritchie, Oc Register, 25 June 2025
More than 17 years after the Waukegan National Airport’s runway reached the end of its useful life and more than two years after a proposal to build a new one became a controversial subject dividing the community, circumstances changed again.
—Steve Sadin, Chicago Tribune, 16 June 2025
Cleaning composite decking can add years to its useful life.
—Tim Carter, Hartford Courant, 7 June 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 18 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share