Phrase guide

empty set

noun · 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

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1

noun

Meaning 1

The unique set that contains no elements, denoted ∅ or {}.

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences, set-theory

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

25 source translations are retained for this English entry.

  • Bulgarian: празно множество (prazno množestvo) — unique set that contains no elements
  • Chinese Mandarin: 空集 (kōngjí) — unique set that contains no elements
  • Czech: prázdná množina — unique set that contains no elements
  • Danish: tomme mængde — unique set that contains no elements
  • Dutch: lege verzameling — unique set that contains no elements
  • Estonian: tühi hulk — unique set that contains no elements
  • Finnish: tyhjä joukko — unique set that contains no elements
  • French: ensemble vide — unique set that contains no elements
  • Galician: conxunto baleiro — unique set that contains no elements
  • German: leere Menge — unique set that contains no elements
  • Hungarian: üres halmaz — unique set that contains no elements
  • Italian: insieme vuoto — unique set that contains no elements
  • Japanese: 空集合 (kūshūgō) — unique set that contains no elements
  • Latvian: tukša kopa — unique set that contains no elements
  • Macedonian: пра́зно мно́жество (prázno mnóžestvo) — unique set that contains no elements
  • Polish: zbiór pusty — unique set that contains no elements
  • Portuguese: conjunto vazio — unique set that contains no elements
  • Romanian: mulțime vidă — unique set that contains no elements
  • Russian: пусто́е мно́жество (pustóje mnóžestvo) — unique set that contains no elements
  • Spanish: conjunto vacío — unique set that contains no elements
  • Swedish: tomma mängden — unique set that contains no elements
  • Tagalog: walang-lamang tangkas — unique set that contains no elements
  • Vietnamese: tập hợp rỗng — unique set that contains no elements
  • Vietnamese: tập rỗng — unique set that contains no elements
  • Welsh: set wag — unique set that contains no elements