- growing old; aging.
- Cell Biology. (of a cell) no longer capable of dividing but still alive and metabolically active.
Origin of senescent
1650–60; < Latin senēscent- (stem of senēscēns) present participle of senēscere ‘to grow old’, equivalent to sen- ‘old’ + -ēscent- -escent
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for senescence
And here Paul does appear to speak for his generation: He has given us the finest example yet of yuppie selfishness in senescence.The Biggest Rand Paul Outrage Yet
June 15, 2010
Senescence, Alzheimer's disease: Senescence is associated with aging.When You Don't Know Where to Turn
Steven J. Bartlett
Metchnikoff309 has furnished the scientific facts for our understanding of senescence.The Organism as a Whole
But we must make further studies before we can answer the question whether our senescence can be ameliorated.
How it may be some years hence, when this cure for senescence has become a commonplace, I do not pretend to say.Black Oxen
Gertrude Franklin Horn Atherton
"Senescence and rejuvenescence" is another sonorous explanation that does not explain, used by Minot, Engelmann, and Hansen.The Ethics of Medical Homicide and Mutilation
- growing old
- characteristic of old age
C17: from Latin senēscere to grow old, from senex old
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
Word Origin and History for senescence
1650s, from Latin senescentem (nominative scenescens), present participle of senescere "to grow old," from senex "old" (see senile).
Online Etymology Dictionary, © 2010 Douglas Harper
- The process of growing old; aging.
- Growing old; aging.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.