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

Under the bill, an insurer would not be able to refuse to renew a homeowner’s insurance policy solely because of the age of the roof if, during an inspection, said roof was determined to have five years or more of useful life remaining. —Giulia Carbonaro, MSNBC Newsweek, 9 Oct. 2025

At the end of its useful life, Igus will take it back and recycle it again. —Chris Haslam Jeremy White, Wired News, 1 Oct. 2025

By leasing the processors, OpenAI can spread its costs out over the useful life of the GPUs, which could be up to five years a person said, leaving Nvidia to bear more of the risk. —Mackenzie Sigalos,ari Levy, CNBC, 25 Sep. 2025

Modeling is performed using ensembles of ARIMA, LSTM and tree classifiers, which estimate remaining useful life (RUL) and classify potential failure modes. —Nagesh Nama, Forbes.com, 10 Sep. 2025

Rhymes for useful life

• afterlife
• pocketknife
• alewife
• birdlife
• folklife
• housewife
• jackknife
• loosestrife
• midlife
• midwife
• nightlife
• penknife

Legal Definition

useful life

noun

use·​ful life

: an estimated amount of time during which an asset or facility will yield income or be useful see also depreciation sense 1