growing old; aging.
Cell Biology. (of a cell) no longer capable of dividing but still alive and metabolically active.
- se·nes·cence, noun
- un·se·nes·cent, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use senescent in a sentence
And here Paul does appear to speak for his generation: He has given us the finest example yet of yuppie selfishness in senescence.
Even in his extreme senescence there was an April mood somewhere in his nature "that put a spirit of youth in everything."
"Senescence and rejuvenescence" is another sonorous explanation that does not explain, used by Minot, Engelmann, and Hansen.The Ethics of Medical Homicide and Mutilation | Austin O'Malley
Senescence, Alzheimer's disease: Senescence is associated with aging.When You Don't Know Where to Turn | Steven J. Bartlett
But we must make further studies before we can answer the question whether our senescence can be ameliorated.
It is entirely logical, and no more marvellous, that science should be able to arrest senescence, put back the clock.Black Oxen | Gertrude Franklin Horn Atherton
British Dictionary definitions for senescent
characteristic of old age
- senescence, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012