Standard Lemma guide

deteriorate

verb · 4 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.

  • Received-Pronunciation: /dɪˈtɪə.ɹɪə.ɹeɪt/
  • Received-Pronunciation, proscribed: /dɪˈtɪə.ɹɪ.eɪt/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • General-American: /dɪˈtɪɹ.iə.ɹeɪt/
  • General-American: /diˈtɪɹ.iə.ɹeɪt/
  • General-American: /dəˈtɪɹ.iə.ɹeɪt/
  • General-American, proscribed: /dəˈtɪɹ.i.eɪt/
  • CMU ARPABET: D IH0 T IH1 R IY0 ER0 EY2 T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

To make worse; to make inferior in quality or value; to impair.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Examples

  • to deteriorate the mind

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To grow worse; to be impaired in quality; to degenerate.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

grow worse

Definition source: Princeton WordNet 3.0

Examples

  • Her condition deteriorated
  • Conditions in the slums degenerated
  • The discussion devolved into a shouting match

Meaning relationships

Synonyms: devolve, drop, degenerate

Antonyms: recuperate

Broader terms: worsen, decline

Narrower terms: tire, pall, weary, fatigue, jade, languish, fade, waste, rot

4

verb

Meaning 4

become worse or disintegrate

Definition source: Princeton WordNet 3.0

Examples

  • His mind deteriorated

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: decay, crumble, dilapidate

Narrower terms: go to pot, go to the dogs, wear, wear off, wear out, wear down, wear thin

History

Etymology

Learned borrowing from Late Latin dēteriorātus, perfect passive participle of Late Latin dēteriorō (see -ate (verb-forming suffix)), further from Latin dēterior (“worse”). Cognate with French détériorer.

Across languages

Translations

95 source translations are retained for this English entry.

  • Bulgarian: развалям (razvaljam) — make worse
  • Bulgarian: влошавам (vlošavam) — make worse
  • Chinese Mandarin: 使......惡化 /使......恶化 (shǐ ... èhuà) — make worse
  • Chinese Mandarin: 使......變壞 /使......变坏 (shǐ ... biànhuài) — make worse
  • Czech: zhoršit — make worse
  • Danish: ødelegge — make worse
  • Danish: forværre — make worse
  • Danish: skænde — make worse
  • Dutch: verslechteren — make worse
  • Dutch: slechter maken — make worse
  • Estonian: halvenema — make worse
  • Estonian: alla käima — make worse
  • Finnish: huonontaa — make worse
  • Finnish: heikentää — make worse
  • Finnish: rappeuttaa — make worse
  • Finnish: vahingoittaa — make worse
  • French: détériorer — make worse
  • German: verschlechtern — make worse
  • Greek: χειροτερεύω (cheiroterévo) — make worse
  • Hebrew: דרדר (dirdér) — make worse
  • Hebrew: החמיר (hechmir) — make worse
  • Hungarian: leront — make worse
  • Italian: deteriorare — make worse
  • Japanese: 改悪する (kaiaku suru) — make worse
  • Japanese: 悪化させる (akka saseru) — make worse
  • Japanese: 悪くする (waruku suru) — make worse
  • Central Kurdish: لە بار کەوتن (le bar kewtin) — make worse
  • Latin: aggravō — make worse
  • Latin: gravō — make worse
  • Latin: dēteriorō — make worse
  • Lithuanian: blõginti — make worse
  • Norwegian: ødelegge — make worse
  • Norwegian: skjemme — make worse
  • Norwegian: forverre — make worse
  • Polish: pogarszać — make worse
  • Polish: pogorszyć — make worse
  • Portuguese: deteriorar — make worse
  • Portuguese: piorar — make worse
  • Portuguese: estragar — make worse
  • Russian: ухудша́ть (uxudšátʹ) — make worse
  • Russian: уху́дшить (uxúdšitʹ) — make worse
  • Spanish: deteriorar — make worse
  • Swedish: försämra — make worse
  • Turkish: bozmak — make worse
  • Volapük: badükumön — make worse
  • Welsh: dirywio — make worse
  • Bulgarian: развалям се (razvaljam se) — grow worse
  • Bulgarian: влошавам се (vlošavam se) — grow worse
  • Chinese Mandarin: 惡化 /恶化 (èhuà) — grow worse
  • Chinese Mandarin: 變壞 /变坏 (biànhuài) — grow worse
  • Czech: zhoršit se — grow worse
  • Danish: forværres — grow worse
  • Danish: nedbrydes — grow worse
  • Danish: skændes — grow worse
  • Dutch: verslechteren — grow worse
  • Finnish: heiketä — grow worse
  • Finnish: huonontua — grow worse
  • Finnish: rapistua — grow worse
  • Finnish: rappeutua — grow worse
  • German: verschlechtern — grow worse
  • German: sich verschlechtern — grow worse
  • Greek: χειροτερεύω (cheiroterévo) — grow worse
  • Hebrew: הדרדר (hidardér) — grow worse
  • Hungarian: rosszabbodik — grow worse
  • Irish: meath — grow worse
  • Irish: meathlaigh — grow worse
  • Italian: deteriorarsi — grow worse
  • Japanese: 悪化する (akka suru) — grow worse
  • Japanese: 悪くなる (waruku naru) — grow worse
  • Korean: 악화되다 (akhwadoeda) — grow worse
  • Central Kurdish: لە بار کەوتن (le bar kewtin) — grow worse
  • Latin: deterioror — grow worse
  • Lithuanian: blogė́ti — grow worse
  • Māori: tauheke — grow worse
  • Māori: tipuheke — grow worse
  • Māori: māwhe — grow worse
  • Māori: tāmatemate — grow worse
  • Māori: whakamōnenehu — grow worse
  • Norwegian: nedbrytes — grow worse
  • Norwegian: skjemmes — grow worse
  • Norwegian: forverres — grow worse
  • Polish: pogarszać się — grow worse
  • Polish: pogorszyć się — grow worse
  • Portuguese: deteriorar — grow worse
  • Portuguese: piorar — grow worse
  • Russian: ухудша́ться (uxudšátʹsja) — grow worse
  • Russian: уху́дшиться (uxúdšitʹsja) — grow worse
  • Sanskrit: भ्रंशते (bhraṃśate) — grow worse
  • Scottish Gaelic: mùth — grow worse
  • Scottish Gaelic: rach bhuaithe — grow worse
  • Spanish: deteriorar — grow worse
  • Swedish: försämras — grow worse
  • Turkish: bozulmak — grow worse
  • Turkish: kötüleşmek — grow worse
  • Volapük: badikumön — grow worse
Real reading context

deteriorate in complete knowledge articles