Senescence

Pronunciation

• IPA: /sɨnˈɛsÉ™ns/

Origin

From Latin senescere ("to grow old").

Full definition of senescence

Noun

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

Related terms

• senescent
• senesce