Standard Lemma guide

unprecedented

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.

  • /ʌnˈpɹɛsɪdɛntɪd/
  • Australian, Ireland: /ʌnˈpɹiːsədɛntəd/
  • Australian, Ireland: /-pɹɛs-/
  • New-Zealand: /ʌnˈpɹesədentəd/
  • New-Zealand: /-pɹiː-/
  • New-Zealand: /-pɹɛs-/
  • New-Zealand: /-tɘd/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: AH0 N P R EH1 S IH0 D EH2 N T IH0 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Never before seen, done, or experienced; without precedent.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adjective

Meaning 2

having no precedent; novel

Definition source: Princeton WordNet 3.0

Examples

  • an unprecedented expansion in population and industry

Meaning relationships

Synonyms: none provided

Antonyms: precedented

History

Etymology

Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Germanic *un- Proto-West Germanic *un- Old English un- Middle English un- English un- English precedent Old English -ed Proto-Indo-European *-h2 Proto-Indo-European *-éh2 Proto-Indo-European *-tós Proto-Indo-European *-eh2tos Proto-Germanic *-ōdaz Old English -od Middle English -ed English -ed English unprecedented From un- + precedent + -ed.

Across languages

Translations

59 source translations are retained for this English entry.

  • Arabic: غَيْر مَسْبُوق (ḡayr masbūq) — never before seen or done, without precedent
  • Belarusian: беспрэцэдэ́нтны (bjesprecedéntny) — never before seen or done, without precedent
  • Bengali: অপূর্ব (opurbo) — never before seen or done, without precedent
  • Bulgarian: безпрецеде́нтен (bezprecedénten) — never before seen or done, without precedent
  • Chinese Mandarin: 空前的 (kōngqián de) — never before seen or done, without precedent
  • Chinese Mandarin: 前所未有 (qiánsuǒwèiyǒu) — never before seen or done, without precedent
  • Chinese Mandarin: 史無前例 /史无前例 (shǐwúqiánlì) — never before seen or done, without precedent
  • Czech: bezpříkladný — never before seen or done, without precedent
  • Czech: bezprecedentní — never before seen or done, without precedent
  • Dutch: zonder precedent — never before seen or done, without precedent
  • Dutch: ongekend — never before seen or done, without precedent
  • Dutch: onuitgegeven — never before seen or done, without precedent
  • Esperanto: senprecedenca — never before seen or done, without precedent
  • Finnish: ennennäkemätön — never before seen or done, without precedent
  • Finnish: ennen kokematon — never before seen or done, without precedent
  • French: sans précédent — never before seen or done, without precedent
  • French: inédit — never before seen or done, without precedent
  • French: inouï — never before seen or done, without precedent
  • Georgian: უპრეცედენტო (uṗrecedenṭo) — never before seen or done, without precedent
  • Georgian: უმაგალითო (umagalito) — never before seen or done, without precedent
  • German: beispiellos — never before seen or done, without precedent
  • German: nie da gewesen — never before seen or done, without precedent
  • Greek: άνευ προηγουμένου (ánef proïgouménou) — never before seen or done, without precedent
  • Hebrew: חֲסַר תַּקְדִּים (khasár takdím) — never before seen or done, without precedent
  • Hindi: अपूर्वता (apūrvatā) — never before seen or done, without precedent
  • Hungarian: példa nélkül álló — never before seen or done, without precedent
  • Hungarian: példátlan — never before seen or done, without precedent
  • Hungarian: példa nélküli — never before seen or done, without precedent
  • Italian: senza precedenti — never before seen or done, without precedent
  • Japanese: 前例のない (zenren-no nai) — never before seen or done, without precedent
  • Japanese: 空前 (kūzen) — never before seen or done, without precedent
  • Korean: 전례없는 (jeollyeeomneun) — never before seen or done, without precedent
  • Latin: inaudītus — never before seen or done, without precedent
  • Lithuanian: negirdėtas — never before seen or done, without precedent
  • Norwegian Bokmål: uovertruffen — never before seen or done, without precedent
  • Norwegian Bokmål: uten sidestykke — never before seen or done, without precedent
  • Old English: unfōrescēawod — never before seen or done, without precedent
  • Persian: بیسابقه (bi-sâbeqe) — never before seen or done, without precedent
  • Polish: bezprecedensowy — never before seen or done, without precedent
  • Portuguese: sem precedentes — never before seen or done, without precedent
  • Portuguese: inaudito — never before seen or done, without precedent
  • Russian: беспрецеде́нтный (besprecedéntnyj) — never before seen or done, without precedent
  • Spanish: sin precedente[s] — never before seen or done, without precedent
  • Spanish: inaudito — never before seen or done, without precedent
  • Spanish: inédito — never before seen or done, without precedent
  • Swedish: exempellös — never before seen or done, without precedent
  • Swedish: oöverträffad — never before seen or done, without precedent
  • Swedish: makalös — never before seen or done, without precedent
  • Swedish: utan motstycke — never before seen or done, without precedent
  • Swedish: utan like — never before seen or done, without precedent
  • Turkish: emsali olmayan — never before seen or done, without precedent
  • Turkish: emsalsiz — never before seen or done, without precedent
  • Turkish: eşi benzeri görülmemiş — never before seen or done, without precedent
  • Turkish: eşi görülmemiş — never before seen or done, without precedent
  • Turkish: görülmemiş — never before seen or done, without precedent
  • Ukrainian: безпрецеде́нтний (bezprecedéntnyj) — never before seen or done, without precedent
  • Ukrainian: небува́лий (nebuvályj) — never before seen or done, without precedent
  • Ukrainian: безпри́кладний (bezprýkladnyj) — never before seen or done, without precedent
  • Zazaki: bêemsal — never before seen or done, without precedent
Real reading context

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