Standard Lemma guide

pseudo

adj · noun · 10 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: /ˈs(j)uːdəʊ/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈsuːdoʊ/
  • US: Recorded audio is listed in the source snapshot.
  • rhymes with -uːdəʊ
  • homophone: sudo
  • CMU ARPABET: S UW1 D OW0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Other than what is apparent; spurious; sham.

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

adj

Meaning 2

Insincere.

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

3

noun

Meaning 3

An intellectually pretentious person; a pseudointellectual.

Definition source: English Wiktionary via Wiktextract

Usage: derogatory

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A poseur; one who is fake.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

pseudo-city code

Definition source: English Wiktionary via Wiktextract

Usage: informal

Topics: lifestyle, tourism, transport, travel-industry

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

A pseudonym; a false name used for online anonymity.

Definition source: English Wiktionary via Wiktextract

Usage: Internet, clipping

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

Short for pseudoelement.

Definition source: English Wiktionary via Wiktextract

Usage: Internet, abbreviation, alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

Clipping of pseudoephedrine.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, clipping

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

adjective satellite

Meaning 9

(often used in combination) not genuine but having the appearance of

Definition source: Princeton WordNet 3.0

Examples

  • a pseudo esthete
  • pseudoclassic

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

a person who makes deceitful pretenses

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: imposter, impostor, pretender, fake, faker, fraud, sham, shammer, pseud, role player

Antonyms: none provided

Broader terms: deceiver, cheat, cheater, trickster, beguiler, slicker

Narrower terms: name dropper, ringer

History

Etymology

From Middle English, derived from prefix pseudo-, itself derived from Ancient Greek ψευδής (pseudḗs, “false, lying”).

Across languages

Translations

1 source translations are retained for this English entry.

  • Ukrainian: псевдо- (psevdo-) — spurious, sham