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1. Growing old; aging.
2. No longer dividing. Used of a cell.

[Latin senēscēns, senēscent-, present participle of senēscere, to grow old, inchoative of senēre, to be old, from senex, sen-, old; see sen- in Indo-European roots.]

se·nes′cence n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.senescence - the organic process of growing older and showing the effects of increasing agesenescence - the organic process of growing older and showing the effects of increasing age
catabiosis - normal aging of cells
biological process, organic process - a process occurring in living organisms
2.senescence - the property characteristic of old agesenescence - the property characteristic of old age
oldness - the opposite of youngness


Old age:
age, agedness, elderliness, senectitude, year (used in plural).


n (form)Alterungsprozess m, → Seneszenz f (spec)


n. senescencia, senectud, proceso de envejecimiento.
References in periodicals archive ?
A buildup of the protein GATA4 forces cells to enter a permanently static state known as senescence, researchers report in the Sept.
Life Extension researchers have developed an innovative, dual-mechanism formula designed to combat immune senescence.
We've talked before about the lethal impact of immune senescence.
We have a unique panel of cells from all stages of OSCC development, some which undergo replicative senescence and others which are immortal.
Silvia Bradamante, a researcher involved in the work from the CNR-ISTM, Institute of Molecular Science and Technologies in Milan, Italy, said that understanding the cellular and molecular events of senescence might help in finding preventive measures that are useful to improve the quality of life of millions of people.
Keywords: Asarone Colorectal cancer Lamins Cell senescence Oct-1
Scientists and farmers have long known that high heat can hurt some crops and the Stanford University-led study, released on Monday, revealed how the damage is done by tracking rates of wheat ageing, or senescence.
Senescence comprises those processes that follow physiological maturity which lead to the event of death of a whole plant, organ or tissue at macroscopic level.
However, the vegetable is highly perishable, since it quickly develops a senescence that deteriorates the commercial and nutritional quality of the product.
One of the major factors commanding attention in the process of senescence in higher plants is free radical damage [14, 31].
This monograph on cellular senescence and its implications for cancer therapy is intended for researchers and scientists who need to understand the molecular basis and signaling pathways of human genetic disorders associated with premature aging.