senescent

adjective

Definition of senescentnext
as in older
being of advanced years and especially past middle age symptoms most often seen in senescent people

Synonyms & Similar Words

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Antonyms & Near Antonyms

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 senescent Some cells even grow senescent, forgetting how to replicate at all. — T.m. Brown, CNN Money, 26 June 2026 In Coconut Grove, Martin and Terra built or co-developed three big high-rise luxury condo projects — seven towers in all — that, while controversial among many residents, helped resuscitate what had been a senescent village center. — Andres Viglucci, Miami Herald, 18 May 2026 Zombie cells are senescent cells, which are cells that are technically alive but in growth arrest due to a variety of stressors, including oxidative stress and DNA damage. — Celia Shatzman, Forbes.com, 18 Sep. 2025 But having too few senescent cells is dangerous, because senescence helps block tumors. — Tad Friend, New Yorker, 4 Aug. 2025 See All Example Sentences for senescent
Recent Examples of Synonyms for senescent
  1. elderly
  2. aging
  3. old
  4. aged
Adjective
  • One example is Hilton’s care hub, which provides guidance and strategies for caring for elderly relatives, children, and mental health advice.
    — Sam Forsdick, Fortune, 8 Oct. 2026
  • In late May, Netanyahu and his limited security cabinet approved a three-phase proposal that would begin with a six-week ceasefire and the release of 33 elderly and wounded hostages before leading to the release of all others and an end of the war.
    — Jeremy Diamond, CNN Money, 8 Oct. 2026
Definition of elderly
Adjective
  • About the L’Oréal Paris Revitalift Triple Power Moisturizer As with all Revitalift products, the formula blends a trio of active ingredients to bolster anti-aging benefits.
    — Conçetta Ciarlo, Vogue, 2 Oct. 2026
  • This guide to skincare for mature skin covers what can change, what the popular anti-aging ingredients can do, and how a skin care routine can be structured.
    — Miami Herald, Miami Herald, 1 Oct. 2026
Definition of aging
Adjective
  • The proximity to his father was what worried Lorena Zschaber, a 40-year-old photographer, who watched the results roll in at an LGBTQ+ friendly bar in downtown Rio de Janeiro.
    — Arkansas Online, Arkansas Online, 5 Oct. 2026
  • The 168-year-old magazine’s breakout journalism, its digital success, and a bit of good timing have given both Goldberg and Thompson plenty to brag about on the media podcast circuit.
    — Max Tani, semafor.com, 5 Oct. 2026
Definition of old
Adjective
  • Recently, a middle-aged woman came to see me in my ophthalmology clinic because her eyes felt gritty and uncomfortable.
    — Joshua R. Ehrlich, The Conversation, 1 Oct. 2026
  • That kind of thing must happen all the time to Keanu Reeves, but few directors—especially middle-aged Polish directors—can be guaranteed the same treatment.
    — Anthony Lane, New Yorker, 28 Sep. 2026
Definition of aged

Browse Nearby Words

senescence
senescent
senhorita
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Cite this Entry

“Senescent.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/senescent. Accessed 9 Oct. 2026.

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