as in duration
the period during which something exists, lasts, or is in progress the lifetime of the camera's batteries was so short we couldn't get through a day trip without having to replace them

Synonyms & Similar Words

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Example Sentences

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.
Recent Examples of lifetime During a career that spans nearly five decades, Van Sant has covered many of the most significant events of our lifetime. Peter Van Sant, CBS News, 21 Mar. 2025 Adoption fee: $110; includes microchip with lifetime registration, vet exam. Linda McIntosh, San Diego Union-Tribune, 21 Mar. 2025 Others are on the air for what seems like a lifetime. Miami Herald Archives, Miami Herald, 21 Mar. 2025 The rated lifetime for the light source is 30,000 hours in Standard power mode. PCMAG, 12 Mar. 2025 See All Example Sentences for lifetime
Recent Examples of Synonyms for lifetime
Noun
  • The overall click duration was only 48 milliseconds, the study said.
    Megan Forrester, ABC News, 26 Mar. 2025
  • Not Paying Attention to Sleep Hygiene Sleep hygiene can improve your sleep duration and quality.
    Sohaib Imtiaz, Verywell Health, 24 Mar. 2025
Noun
  • But at this time, that’s not what’s going through his head.
    Ethan Shanfeld, Variety, 24 Mar. 2025
  • While some of the most famous innovations were truly remarkable individuals coming up with the right idea at the right time, the history of innovation has had relatively few Leonardo da Vincis, Isaac Newtons, Marie Curies, or Charles Babbages.
    Mark Nevins, Forbes, 24 Mar. 2025
Noun
  • This concept, detailed in his Nicomachean Ethics, links happiness to living a meaningful life in accordance with reason.
    Cornelia C. Walther, Forbes, 20 Mar. 2025
  • When asked how she's overcome hurdles in her life, Browitt says it's been a slow and steady journey.
    Michelle Lee, People.com, 19 Mar. 2025

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Cite this Entry

“Lifetime.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lifetime. Accessed 3 Apr. 2025.

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