Standard Lemma guide

pseudorandom

adj · 1 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.

  • US: Recorded audio is listed in the source snapshot.

1

adj

Meaning 1

Of a sequence of numbers, such that it has all the properties of a random sequence following some probability distribution (except true randomness), but is actually generated using a deterministic algorithm.

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

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- Proto-Indo-European *h3er- Proto-Indo-European *h3reyH-der. Proto-Germanic *rinnaną Proto-West Germanic *rinnan Frankish *randijubor. Old French randirder. Old French randonbor. Middle English randoun English randon English random English pseudorandom From pseudo- + random.

Across languages

Translations

13 source translations are retained for this English entry.

  • Chinese Mandarin: 僞隨機 /伪随机 (wěisuíjī) — appearing to be random
  • Czech: pseudonáhodný — appearing to be random
  • Finnish: näennäissatunnainen — appearing to be random
  • French: pseudo-aléatoire — appearing to be random
  • German: pseudozufällig — appearing to be random
  • German: scheinzufällig — appearing to be random
  • Greek: ψευδοτυχαίος (psevdotychaíos) — appearing to be random
  • Hungarian: álvéletlen — appearing to be random
  • Kazakh: жалған кездейсоқ (jalğan kezdeisoq) — appearing to be random
  • Polish: pseudolosowy — appearing to be random
  • Russian: псевдослуча́йный (psevdoslučájnyj) — appearing to be random
  • Slovak: pseudonáhodný — appearing to be random
  • Spanish: pseudoaleatorio — appearing to be random
Real reading context

pseudorandom in complete knowledge articles