English Dictionary

senescence

/sɨnˈɛsəns/

noun

(biology) The state or process of ageing, especially in humans; old age. / (cell biology) Ceasing to divide by mitosis because of shortening of telomeres or excessive DNA damage.

Senescence is a natural part of the life cycle.

意味（1）

(biology) The state or process of ageing, especially in humans; old age.

Organized shuffleboard has always filled me with dread. Everything about it suggests infirm senescence and death: it’s like it’s a game played on the skin of a void and the rasp of the sliding puck is the sound of that skin getting abraded away bit by bit.

意味（2）

(cell biology) Ceasing to divide by mitosis because of shortening of telomeres or excessive DNA damage.

Tests in mice found that inducing senescence in bile duct cells - mimicking the process seen in human bile duct disease - led to liver scarring and damage of liver function.

意味（3）

(gerontology) Old age; accumulated damage to macromolecules, cells, tissues and organs with the passage of time.

意味（4）

(botany) Fruit senescence, leading to ripening of fruit.

意味（5）

(cytology, of a cell) Condition when the cell ceases to divide.