Standard Lemma guide

disconnector

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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  • dĭs′kə-nĕk′tər
  • Received-Pronunciation: /ˌdɪs.kəˈnɛk.tə/
  • Canada, General-American, Scotland: /ˌdɪs.kəˈnɛk.təɹ/
  • Australian: /ˌdɪs.kəˈnek.tə/
  • New-Zealand: /ˌdəs.kəˈnek.tə/
  • India: /ˌɖis.koˈnek.ʈaɾ/

1

noun

Meaning 1

A switching device used to open an electric circuit when there is no current through it. They are used to isolate a part of an electrical system to allow the maintenance staff a safe access to it.

Definition source: English Wiktionary via Wiktextract

Topics: business, electrical, electrical-engineering, electricity, electromagnetism, energy, engineering, natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *dwóh1 Proto-Indo-European *d(w)is- Proto-Italic *dis- Latin dis- Old French des-bor. ▲ Latin dis-bor. Middle English dis- English dis- Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Latin con- Latin nectō Latin cōnectō Latin connectō English connect English -or English disconnector From dis- + connect + -or.

Across languages

Translations

10 source translations are retained for this English entry.

  • Danish: afbryder — switching device used to open an electric circuit
  • Finnish: erotin — switching device used to open an electric circuit
  • German: Trennschalter — switching device used to open an electric circuit
  • German: Trenner — switching device used to open an electric circuit
  • Norwegian Bokmål: skillebryter — switching device used to open an electric circuit
  • Norwegian Nynorsk: skiljebrytar — switching device used to open an electric circuit
  • Polish: odłącznik — switching device used to open an electric circuit
  • Romanian: separator — switching device used to open an electric circuit
  • Romanian: întrerupător de circuit — switching device used to open an electric circuit
  • Spanish: desconector — switching device used to open an electric circuit