Standard Lemma guide

senescence

noun · 7 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /sɪˈnɛ.səns/
  • /səˈnɛ.səns/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: S AH0 N EH1 S AH0 N S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: oldhood, senectitude, vetustity, age, chair days, codgerhood, eld, elderliness, fogeydom, geezerdom, golden years, old age, senescence, superannuation, twilight years, sunset years

Antonyms: none provided

2

noun

Meaning 2

Ceasing to divide by mitosis because of shortening of telomeres or excessive DNA damage.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: biology, cytology, medicine, natural-sciences, sciences

Examples

  • 2018, University of Edinburgh, "Liver Study Offers Insights into Hard-to-treat Diseases" (9 March 2018), Drug Discovery & Development. 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.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

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

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: gerontology, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Fruit senescence, leading to ripening of fruit.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: biology, botany, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

Condition when the cell ceases to divide.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: biology, cytology, medicine, natural-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

the property characteristic of old age

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: agedness

Antonyms: none provided

Broader terms: oldness

7

noun

Meaning 7

the organic process of growing older and showing the effects of increasing age

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: aging, ageing

Antonyms: none provided

Broader terms: organic process, biological process

Narrower terms: catabiosis

History

Etymology

From senescent + -ence.

Across languages

Translations

28 source translations are retained for this English entry.

  • Bulgarian: стареене (stareene) — biology: the state or process of aging
  • Bulgarian: остаряване (ostarjavane) — biology: the state or process of aging
  • Czech: stárnutí — biology: the state or process of aging
  • Dutch: verouderingsproces — biology: the state or process of aging
  • Finnish: vanheneminen — biology: the state or process of aging
  • German: Alterungsprozess — biology: the state or process of aging
  • Greek: γήρας (gíras) — biology: the state or process of aging
  • Greek: γηρασμός (girasmós) — biology: the state or process of aging
  • Italian: senescenza — biology: the state or process of aging
  • Persian: پیری (piri) — biology: the state or process of aging
  • Polish: starzenie się — biology: the state or process of aging
  • Portuguese: senescência — biology: the state or process of aging
  • Portuguese: senectude — biology: the state or process of aging
  • Russian: старе́ние (starénije) — biology: the state or process of aging
  • Spanish: senectud — biology: the state or process of aging
  • Spanish: senescencia — biology: the state or process of aging
  • Welsh: heneiddiad — biology: the state or process of aging
  • Finnish: vanheneminen — cell biology: ceasing to divide by mitosis
  • Greek: γηρασμός (girasmós) — cell biology: ceasing to divide by mitosis
  • Bulgarian: старост (starost) — gerontology: old age
  • Czech: stáří — gerontology: old age
  • Finnish: vanhuus — gerontology: old age
  • Greek: γήρας (gíras) — gerontology: old age
  • Indonesian: senesens — gerontology: old age
  • Italian: senescenza — gerontology: old age
  • Persian: پیری (piri) — gerontology: old age
  • Ottoman Turkish: كبر (kiber) — gerontology: old age
  • Finnish: kypsyminen — botany: fruit senescence, leading to ripening of fruit
Real reading context

senescence in complete knowledge articles