Standard Lemma guide

diagnose

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.

  • UK: /ˈdʌɪ.əɡˌnəʊz/
  • UK: /ˌdʌɪ.əɡˈnəʊz/
  • US: /ˈdaɪ.əɡˌnoʊs/
  • US: /ˌdaɪ.əɡˈnoʊs/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -əʊs
  • CMU ARPABET: D AY2 AH0 G N OW1 S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

verb

Meaning 1

To determine which disease is causing a sick person's signs and symptoms; to find the diagnosis.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To determine the cause of a problem.

Definition source: English Wiktionary via Wiktextract

Usage: broadly

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

determine or distinguish the nature of a problem or an illness through a diagnostic analysis

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: name

Antonyms: none provided

Broader terms: analyze, analyse, study, examine, canvass, canvas

Narrower terms: explore

4

verb

Meaning 4

subject to a medical analysis

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: analyze, analyse, study, examine, canvass, canvas

Narrower terms: explore

History

Etymology

Etymology tree Proto-Indo-European *dwóh1 Proto-Indo-European *dwísder. Ancient Greek διά (diá) Ancient Greek δια- (dia-) Proto-Indo-European *ǵneh3- Proto-Indo-European *-sḱéti Proto-Indo-European *ǵn̥h3sḱétider. Proto-Hellenic *gignṓskō Ancient Greek γῐγνώσκω (gĭgnṓskō) Ancient Greek δῐαγῐγνώσκω (dĭagĭgnṓskō) Proto-Indo-European *-tis Ancient Greek -τις (-tis) Ancient Greek -σῐς (-sĭs) Ancient Greek δῐᾰ́γνωσῐς (dĭắgnōsĭs)der. Latin diagnōsisder. English diagnosisbf. English diagnose Back-formation from diagnosis. Compare also sclerose (verb).

Across languages

Translations

44 source translations are retained for this English entry.

  • Arabic: شَخَّصَ (šaḵḵaṣa) — determine the root cause of
  • Armenian: ախտորոշել (axtorošel) — determine the root cause of
  • Asturian: diagnosticar — determine the root cause of
  • Belarusian: дыягнастава́ць (dyjahnastavácʹ) — determine the root cause of
  • Bulgarian: диагностици́рам (diagnosticíram) — determine the root cause of
  • Catalan: diagnosticar — determine the root cause of
  • Chinese Mandarin: 診斷 /诊断 (zhěnduàn) — determine the root cause of
  • Cornish: diagnosa — determine the root cause of
  • Czech: diagnostikovat — determine the root cause of
  • Danish: diagnosticere — determine the root cause of
  • Dutch: diagnosticeren — determine the root cause of
  • Esperanto: diagnozi — determine the root cause of
  • Finnish: diagnosoida — determine the root cause of
  • French: diagnostiquer — determine the root cause of
  • Galician: diagnosticar — determine the root cause of
  • German: diagnostizieren — determine the root cause of
  • Greek: διαγιγνώσκω (diagignósko) — determine the root cause of
  • Ancient Greek: διαγιγνώσκω (diagignṓskō) — determine the root cause of
  • Hebrew: אבחן (ivkhén) — determine the root cause of
  • Hungarian: diagnosztizál — determine the root cause of
  • Italian: diagnosticare — determine the root cause of
  • Japanese: 診断する (shindan suru) — determine the root cause of
  • Kazakh: диагностикалау (diagnostikalau) — determine the root cause of
  • Kazakh: диагноз қою (diagnoz qoü) — determine the root cause of
  • Kazakh: анықтау (anyqtau) — determine the root cause of
  • Khmer: រោគវិនិច្ឆ័យ (rookvinicchay) — determine the root cause of
  • Korean: 진단 (jindan) — determine the root cause of
  • Latin: diagnōsticō — determine the root cause of
  • Latvian: diagnosticēt — determine the root cause of
  • Luxembourgish: diagnostizéieren — determine the root cause of
  • Māori: tautuhi — determine the root cause of
  • Māori: tautohu — determine the root cause of
  • Mongolian: оношлох (onošlox) — determine the root cause of
  • Norman: dgiag'noser — determine the root cause of
  • Polish: diagnozować — determine the root cause of
  • Portuguese: diagnosticar — determine the root cause of
  • Romanian: diagnostica — determine the root cause of
  • Russian: диагности́ровать (diagnostírovatʹ) — determine the root cause of
  • Spanish: diagnosticar — determine the root cause of
  • Swedish: diagnostisera — determine the root cause of
  • Thai: วินิจฉัย (wí-nít-chǎi) — determine the root cause of
  • Ukrainian: діагностува́ти (diahnostuváty) — determine the root cause of
  • Urdu: تشخیص کرنا (taśxīs karnā) — determine the root cause of
  • Vietnamese: chẩn đoán — determine the root cause of