Thesaurus results for LIFETIME

lifetime

noun

ˈlīf-ˌtīm

Definition of lifetime

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 Silverstone’s long-term contract through 2034 provides additional economic certainty, with the agreement projected to generate more than £1 billion in localised financial value over its lifetime. — Kate Hardcastle, Forbes.com, 2 July 2026 How the southern border shaped our history Nicholas Natividad's great-great-great grandfather, Juan Velarde, was born in a land that, in his lifetime, would be claimed by four different nations, writes Lauren Villagran. — Phaedra Trethan, USA Today, 2 July 2026 At the same time, many of those new factories in industries ranging from semiconductors and batteries to pharmaceuticals are being built in China with lifetime production costs 30 to 50 percent lower than comparable facilities in advanced economies. — Eric Kutcher, Fortune, 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

Some forms of beauty can only emerge through imperfection, repair, and duration.

— Emmanuel Olunkwa, Architectural Digest, 1 July 2026
But for employers thinking strategically, the math tends to favor duration and age.

— Byron V. Garrett, Forbes.com, 1 July 2026

Definition of duration

Noun

Throughout its lifespan, the station has served as a test bed for scientific research in microgravity and has in years past opened itself up to private commercial missions.

— Eric Lagatta, USA Today, 7 July 2026
Many school buildings built in the 1950s to ‘70s are now well past their lifespan, Bates said.

— ABC News, ABC News, 6 July 2026

Definition of lifespan

Noun

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.

— Saman Shafiq, USA Today, 5 July 2026
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.

— Mery Mogollón, Los Angeles Times, 5 July 2026

Definition of life

Browse Nearby Words

lifestyles

lifetime

lifetimes

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“Lifetime.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lifetime. Accessed 7 Jul. 2026.

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Synonyms of lifetime

noun

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