electrical switch

Từ điển WordNet v3.1 - WordNet Dictionary

noun

control consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit
• Syn:
switch, electric switch
• Derivationally related forms:
switch (for: switch)
• Hypernyms:
control, controller
• Hyponyms:
commutator, cutout, ignition switch, push button, push,
button, selector, selector switch, three-way switch, three-point switch, time-switch,
toggle switch, toggle, on-off switch, on/off switch