three-way switch

English

Etymology

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

Noun

three-way switch (plural three-way switches)

1. (US, electricity) 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. (British): two-way switch.

Translations

Translations

Italian: deviatore (it) m