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
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Example Sentences
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Recent Examples of lifetime
More recurring revenue can help Plex extract greater value from its customers over their lifetimes, make cash flow more predictable, please investors, help fund new features, and reduce Plex’s dependence on the fickle advertising market.
—
Scharon Harding,
ArsTechnica,
2 July 2026
Colonization starts within hours of birth and keeps shifting over a lifetime based on diet, smoking, alcohol use, medications and overall health.
—
Allison Palmer,
Fort Worth Star-Telegram,
2 July 2026
Americans relocate for work, love, or just a fresh start roughly 11 times over a lifetime.
—
Cnt Editors,
Condé Nast Traveler,
2 July 2026
The new limits — which take effect Wednesday for newly enrolling students and July 2029 for current students — will be $20,500 annually and $100,000 over a lifetime.
—
Tami Luhby,
CNN Money,
1 July 2026
See All Example Sentences for lifetime
Scharon Harding,
ArsTechnica,
2 July 2026
Colonization starts within hours of birth and keeps shifting over a lifetime based on diet, smoking, alcohol use, medications and overall health.
—
Allison Palmer,
Fort Worth Star-Telegram,
2 July 2026
Americans relocate for work, love, or just a fresh start roughly 11 times over a lifetime.
—
Cnt Editors,
Condé Nast Traveler,
2 July 2026
The new limits — which take effect Wednesday for newly enrolling students and July 2029 for current students — will be $20,500 annually and $100,000 over a lifetime.
—
Tami Luhby,
CNN Money,
1 July 2026
See All Example Sentences for lifetime
Recent Examples of Synonyms for lifetime
Noun
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Some forms of beauty can only emerge through imperfection, repair, and duration.
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But for employers thinking strategically, the math tends to favor duration and age.
Noun
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Because of that, these hands suffer from high production costs, poor durability against impacts, short operational lifespans, and there are no existing solutions that engineers can readily draw upon, Wang added.
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Beyond your yard's appearance, a worn line can also reduce the efficiency and lifespan of your weed whacker by forcing the tool to work harder.
Noun
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The best Amazon Prime Day hair tool deals prove that now’s the time to invest in a quality curling iron, blow-dry brush or straightener.
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Prime Day 2026 is here and now’s the time to jump on all the amazing deals happening this week, starting today, Tuesday, June 23 through Friday, June 26.
Noun
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Hernandez, 29, a contractor based in Franklin, about 20 miles south of Nashville, undertook the $380 project with furniture from HomeGoods after seeing his pet spend most of her life tucked away in a little corner.
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The operation was a testament to the growing effectiveness of a multinational collection of urban search-and-rescue squads — known as USAR — that have become ubiquitous life-savers at epicenters of calamity across the globe.
Cite this Entry
“Lifetime.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lifetime. Accessed 6 Jul. 2026.
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