Standard Lemma guide

pseudo-

prefix · 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.

  • /ˈsjuː.doʊ/
  • /ˈsuː.doʊ/ yod-dropping
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: Recorded audio is listed in the source snapshot.

1

prefix

Meaning 1

False; not genuine; fake.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: mis-

Antonyms: none provided

2

prefix

Meaning 2

Quasi-; almost.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme, proscribed

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Ancient Greek ψεύδω (pseúdō) Proto-Indo-European *-os Proto-Indo-European *-ēs Ancient Greek -ης (-ēs) Ancient Greek -ής (-ḗs) Ancient Greek ψευδής (pseudḗs)der. Middle English pseudo- English pseudo- From Middle English pseudo- (but uncommon before Modern English), from Ancient Greek ψευδής (pseudḗs, “false, lying”).

Across languages

Translations

60 source translations are retained for this English entry.

  • Arabic: زائف- — not genuine
  • Bulgarian: псевдо- (psevdo-) — not genuine
  • Catalan: pseudo- — not genuine
  • Chinese Cantonese: 偽- /伪- (ngai6) — not genuine
  • Chinese Mandarin: 偽- /伪- (wěi-) — not genuine
  • Chinese Mandarin: 假- (jiǎ-) — not genuine
  • Czech: pa- — not genuine
  • Czech: pseudo- — not genuine
  • Danish: pseudo- — not genuine
  • Danish: skin- — not genuine
  • Esperanto: pseŭdo- — not genuine
  • Finnish: sala- — not genuine
  • Finnish: vale- — not genuine
  • Finnish: pseudo- — not genuine
  • French: pseudo- — not genuine
  • Galician: pseudo- — not genuine
  • Georgian: ფსევდო- (psevdo-) — not genuine
  • Georgian: კვაზი- (ḳvazi-) — not genuine
  • German: after- — not genuine
  • German: schein- — not genuine
  • German: pseudo- — not genuine
  • German: falsch- — not genuine
  • Greek: ψευδο- (psevdo-) — not genuine
  • Ancient Greek: ψευδο- (pseudo-) — not genuine
  • Hindi: छद्म- (chadma-) — not genuine
  • Hindi: कूट- (kūṭ-) — not genuine
  • Hungarian: ál- — not genuine
  • Hungarian: pszeudo- — not genuine
  • Icelandic: gervi- — not genuine
  • Ido: pseudo- — not genuine
  • Interlingua: pseudo- — not genuine
  • Irish: bréag- — not genuine
  • Italian: pseudo- — not genuine
  • Japanese: 擬- (gi-) — not genuine
  • Japanese: 疑似 (giji) — not genuine
  • Khmer: -ក្លែងក្លាយ (klaengklaay) — not genuine
  • Central Kurdish: زِڕ- (zirr-) — not genuine
  • Northern Kurdish: zirr- — not genuine
  • Southern Kurdish: زِڕ- (zirr-) — not genuine
  • Norwegian Bokmål: pseudo- — not genuine
  • Norwegian Bokmål: psevdo- — not genuine
  • Norwegian Bokmål: falsk- — not genuine
  • Norwegian Nynorsk: pseudo- — not genuine
  • Norwegian Nynorsk: psevdo- — not genuine
  • Norwegian Nynorsk: falsk- — not genuine
  • Polish: pseudo- — not genuine
  • Polish: niby- — not genuine
  • Portuguese: pseudo- — not genuine
  • Russian: псевдо- (psevdo-) — not genuine
  • Russian: лже- (lže-) — not genuine
  • Serbo-Croatian: надри- — not genuine
  • Serbo-Croatian: nadri- — not genuine
  • Spanish: pseudo- — not genuine
  • Spanish: seudo- — not genuine
  • Swedish: falsk- — not genuine
  • Swedish: fusk- — not genuine
  • Swedish: pseudo- — not genuine
  • Swedish: kvasi- — not genuine
  • Translingual: pseudo- — not genuine
  • Ukrainian: псевдо- (psevdo-) — not genuine