lifespan

noun

variants also life span
Definition of lifespannext
as in duration
the period during which something exists, lasts, or is in progress I saw no need to pay more for a better-built computer that would just grow obsolete before the end of its lifespan

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 lifespan The records that reveal how governments and public figures make decisions are now born in email, chat apps and cloud documents, often inside proprietary systems whose lifespans are measured in product cycles. — Steven Melendez, Scientific American, 2 July 2026 To prevent moisture and body oils from breaking down the internal components (and keep stains and allergens at bay), investing in a quality mattress protector is one of the simplest and most effective ways to extend your mattress's lifespan. — Jamie Cuccinelli, Martha Stewart, 1 July 2026 Maintaining blinds helps reduce allergens, such as dust and pollen, that can affect the indoor air quality of your home, extends their overall lifespan and functionality, and improves the overall appearance of the interior of your home. — Mary Marlowe Leverette, The Spruce, 1 July 2026 Adding to this context, engineering manager Roel Verhoeven noted that the primary hurdle for commercial fusion is ensuring that plants can actually be serviced throughout their operational lifespans. — Aman Tripathi, Interesting Engineering, 4 July 2026 See All Example Sentences for lifespan
Recent Examples of Synonyms for lifespan
  1. duration
  2. life
  3. lifetime
  4. time
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
  • 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
Noun
  • Wiener asked for amendments to the bill during the bill’s review and in the committee meeting, including that the lifetime ban only be applied to Tier 3 members.
    — Andrew J. Campa, Los Angeles Times, 2 July 2026
  • 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
Definition of lifetime
Noun
  • While wedding vows typically last about one to three minutes per person, Swift and Kelce took their time celebrating one another on their big day.
    — Chanel Vargas, InStyle, 6 July 2026
  • The extraordinary strait lockdown could make this time different.
    — David Goldman, CNN Money, 6 July 2026
Definition of time

Browse Nearby Words

lifers
lifespan
life spans
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Cite this Entry

“Lifespan.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lifespan. Accessed 8 Jul. 2026.

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