Phrase guide

three-way switch

noun · 2 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A type of light switch that can be arranged in pairs to control lights from two locations, as at either end of a stairway or long hallway; a double-throw switch. (UK): two-way switch.

Definition source: English Wiktionary via Wiktextract

Usage: US

Topics: business, 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

2

noun

Meaning 2

an electric switch that has three terminals; used to control a circuit from two different locations

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: three-point switch

Antonyms: none provided

Broader terms: switch, electric switch, electrical switch

History

Etymology

Named after its three electrical connections, as opposed to the two connections of a normal light switch.

Across languages

Translations

1 source translations are retained for this English entry.

  • Italian: deviatore — Translations