Standard Lemma guide

irrefutable

adj · 2 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.

  • /ˌɪɹɪˈfjuːtəbəl/
  • /ˌɪɹəˈfjuːtəbəl/
  • US: Recorded audio is listed in the source snapshot.
  • Australia: Recorded audio is listed in the source snapshot.
  • rare: /ɪˈɹɛf(j)ətəbəl/
  • rare: /ɪˈɹɛfjuːtəbəl/
  • CMU ARPABET: IH2 R AH0 F Y UW1 T AH0 B AH0 L Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

undeniable; unable to be disproved or refuted

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: positive

Antonyms: refutable

2

adjective satellite

Meaning 2

impossible to deny or disprove

Definition source: Princeton WordNet 3.0

Examples

  • incontrovertible proof of the defendant's innocence
  • proof positive
  • an irrefutable argument

Meaning relationships

Synonyms: incontrovertible, positive

Antonyms: none provided

History

Etymology

From Late Latin irrefūtābilis, from ir- (“not”) + refūtābilis (“refutable”), from refūtō (“to refute”) + -bilis (“-able”), equivalent to ir- + refutable.

Across languages

Translations

45 source translations are retained for this English entry.

  • Armenian: անհերքելի (anherkʻeli) — undeniable, unable to be disproved
  • Azerbaijani: təkzibedilməz — undeniable, unable to be disproved
  • Belarusian: неабве́ржны (njeabvjéržny) — undeniable, unable to be disproved
  • Bulgarian: неоспорим (neosporim) — undeniable, unable to be disproved
  • Catalan: irrefutable — undeniable, unable to be disproved
  • Chinese Mandarin: 無可辯駁的 /无可辩驳的 (wúkěbiànbó de) — undeniable, unable to be disproved
  • Chinese Mandarin: 確鑿 /确凿 (quèzáo) — undeniable, unable to be disproved
  • Czech: nevyvratitelný — undeniable, unable to be disproved
  • Czech: nezvratný — undeniable, unable to be disproved
  • Danish: uigendrivelig — undeniable, unable to be disproved
  • Dutch: onweerlegbaar — undeniable, unable to be disproved
  • Esperanto: nerefutebla — undeniable, unable to be disproved
  • Finnish: kiistaton — undeniable, unable to be disproved
  • Finnish: kiistämätön — undeniable, unable to be disproved
  • French: irréfutable — undeniable, unable to be disproved
  • French: irréfragable — undeniable, unable to be disproved
  • West-Frisian: ûnwjerlizber — undeniable, unable to be disproved
  • Galician: irrefutábel — undeniable, unable to be disproved
  • Georgian: უცილობელი (ucilobeli) — undeniable, unable to be disproved
  • Georgian: უდავო (udavo) — undeniable, unable to be disproved
  • Georgian: დაურღვეველი (daurɣveveli) — undeniable, unable to be disproved
  • Georgian: შეუდავებელი (šeudavebeli) — undeniable, unable to be disproved
  • German: unwiderlegbar — undeniable, unable to be disproved
  • Greek: αδιάψευστος (adiápsefstos) — undeniable, unable to be disproved
  • Hungarian: megcáfolhatatlan — undeniable, unable to be disproved
  • Hungarian: megdönthetetlen — undeniable, unable to be disproved
  • Ido: nerefutebla — undeniable, unable to be disproved
  • Irish: dobhréagnaithe — undeniable, unable to be disproved
  • Italian: irrefutabile — undeniable, unable to be disproved
  • Macedonian: непобитен (nepobiten) — undeniable, unable to be disproved
  • Macedonian: несоборлив (nesoborliv) — undeniable, unable to be disproved
  • Manx: neuarganeagh — undeniable, unable to be disproved
  • Norwegian Bokmål: ubestridelig — undeniable, unable to be disproved
  • Norwegian Bokmål: udiskutabel — undeniable, unable to be disproved
  • Norwegian Bokmål: uomtvistelig — undeniable, unable to be disproved
  • Polish: niepodważalny — undeniable, unable to be disproved
  • Portuguese: irrefutável — undeniable, unable to be disproved
  • Russian: неопровержи́мый (neoproveržímyj) — undeniable, unable to be disproved
  • Russian: бесспо́рный (besspórnyj) — undeniable, unable to be disproved
  • Russian: несомне́нный (nesomnénnyj) — undeniable, unable to be disproved
  • Spanish: irrefutable — undeniable, unable to be disproved
  • Spanish: irrebatible — undeniable, unable to be disproved
  • Swedish: obestridlig — undeniable, unable to be disproved
  • Swedish: ovedersäglig — undeniable, unable to be disproved
  • Ukrainian: незапере́чний (nezaperéčnyj) — undeniable, unable to be disproved