Old age; accumulated damage to macromolecules, cells, tissues and organs with the passage of time.
The state or process of ageing, especially in humans; old age.
Fruit senescence, leading to ripening of fruit.
Ceasing to divide by mitosis because of shortening of telomeres or excessive DNA damage.
Condition when the cell ceases to divide.
The intensity of a force or power; potency.
The quality or degree of being strong.
The strongest part of something; that on which confidence or reliance is based.
A positive attribute.