as in senility
technical + formal
the state of being old or the process of becoming old
premature senescence
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Recent Examples of senescence
Among those 60 years of age and older, Pilates has even been shown to slow the process of senescence.
—
Leah Asmelash, CNN Money, 7 Sep. 2025
These results build upon prior work linking exercise to reductions in cellular senescence, tissue inflammation, and metabolic disease—all key hallmarks of aging.
—William A. Haseltine, Forbes.com, 14 Aug. 2025
But having too few senescent cells is dangerous, because senescence helps block tumors.
—Tad Friend, New Yorker, 4 Aug. 2025
Cellular senescence: With this phenomenon, cells stop dividing, causing aging signs like thinning skin and age spots.
—Melissa Rudy, Fox News, 20 Nov. 2024
See All Example Sentences for senescence
Leah Asmelash, CNN Money, 7 Sep. 2025
These results build upon prior work linking exercise to reductions in cellular senescence, tissue inflammation, and metabolic disease—all key hallmarks of aging.
—William A. Haseltine, Forbes.com, 14 Aug. 2025
But having too few senescent cells is dangerous, because senescence helps block tumors.
—Tad Friend, New Yorker, 4 Aug. 2025
Cellular senescence: With this phenomenon, cells stop dividing, causing aging signs like thinning skin and age spots.
—Melissa Rudy, Fox News, 20 Nov. 2024
See All Example Sentences for senescence
Recent Examples of Synonyms for senescence
Noun
-
After the muddle of Kamala Harris and the senility of Joe Biden, Democrats need substantive and sophisticated leaders primed for traditional and new media alike.—
Harpers Magazine,
Harpers Magazine,
19 Sep. 2025
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And their patriarch, battling the cruel advance of senility.—
Lauren Huff,
EW.com,
11 July 2025
Noun
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The 95-year-old Aldrin is alive, but his wife, Anca Faur, died Tuesday at age 66.—
Joey Nolfi,
Entertainment Weekly,
1 Nov. 2025
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About 1 in 31 children in the US was diagnosed with autism by age 8 in 2022, according to a report published by the US Centers for Disease Control and Prevention that was published in April.—
Deidre McPhillips,
CNN Money,
31 Oct. 2025
Noun
-
In our dotage, many of us look askance at our motor vehicle and opt to head for Staters in the ubiquitous golf cart.—
Oc Register,
Oc Register,
22 June 2025
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But in his dotage, the transition may have come early as younger, more progressive staffers tied to Democrats who likely could not have won the 2020 presidential election operated with limited supervision.—
W. James Antle III,
The Washington Examiner,
30 May 2025
Noun
-
Readiness depends more on your child’s maturity and responsibility than on their age.—
Melissa Willets,
Parents,
30 Oct. 2025
-
Several online questioned the motivation and maturity of those selected for this season, as well as whether their backgrounds (and their dating histories) were actually vetted.—
Amina Kilpatrick,
NBC news,
29 Oct. 2025
Cite this Entry
“Senescence.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/senescence. Accessed 4 Nov. 2025.
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