Phrase guide

equivalence class

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

Any one of the subsets into which an equivalence relation partitions a set, each of these subsets containing all the elements of the set that are equivalent under the equivalence relation.

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

9 source translations are retained for this English entry.

  • Czech: třída ekvivalence — Any one of the subsets into which an equivalence relation partition is set
  • Finnish: ekvivalenssiluokka — Any one of the subsets into which an equivalence relation partition is set
  • German: Äquivalenzklasse — Any one of the subsets into which an equivalence relation partition is set
  • Hungarian: ekvivalenciaosztály — Any one of the subsets into which an equivalence relation partition is set
  • Icelandic: jafngildisflokkur — Any one of the subsets into which an equivalence relation partition is set
  • Japanese: 同値類 (dōchi-rui) — Any one of the subsets into which an equivalence relation partition is set
  • Polish: klasa równoważności — Any one of the subsets into which an equivalence relation partition is set
  • Serbo-Croatian: klasa ekvivalencije — Any one of the subsets into which an equivalence relation partition is set
  • Swedish: ekvivalensklass — Any one of the subsets into which an equivalence relation partition is set