(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.

Growing old; decaying with the lapse of time. / Characteristic of old age. / (cytology, of a cell) That ceases to divide.

A Roman cognomen, notably borne by Lucius Annaeus Seneca, a Roman stoic philosopher, dramatist, and statesman.

A member of a tribe of Native Americans in western New York state.

The Iroquoian language of the Seneca people. / A city, the county seat of Nemaha County, Kansas / A town in Ontario County, New York.

plural of seneschal

Official name of Senegal.

present participle of senesce

Third-person singular simple present indicative form of senesce

simple past tense and past participle of senesce