Senescence meaning

(biology) The state or process of ageing, especially in humans; old age.
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(cell biology) Ceasing to divide by mitosis because of shortening of telomeres or excessive DNA damage.
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(gerontology) Old age; accumulated damage to macromolecules, cells, tissues and organs with the passage of time.
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(botany) Fruit senescence, leading to ripening of fruit.
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Origin of senescence

  • From Latin senescere (“to grow old").

    From Wiktionary