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• switch-off
  switch-off

  noun

  the act or process of switching off a power supply, light source, appliance, etc.
• switch off
  switch off

  verb

  to cause (a device) to stop operating by or as if by moving a switch, knob, or lever; turn off

switch-off

American  

[swich-awf, -of] / ˈswɪtʃˌɔf, -ˌɒf /

noun

1. the act or process of switching off a power supply, light source, appliance, etc.

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switch off British  

verb

1. to cause (a device) to stop operating by or as if by moving a switch, knob, or lever; turn off

2. informal to cease to interest or be interested; make or become bored, alienated, etc

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switch off Idioms  

1. Stop paying attention, lose interest, as in Whenever he starts in on economics, I switch off automatically. This metaphoric expression transfers turning off a light switch or similar device to diverting one's attention. [c. 1860] Also see switch on.

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Etymology

Origin of switch-off

Noun use of verb phrase switch off

Example Sentences

"Every start and switch-off of the engine counts as one cycle," he explained.

From BBC • Jun. 19, 2025

The research team found the switch-off protein using advanced technology predicting unknown proteins.

From Science Daily • Apr. 29, 2024

The Eiffel Tower in Paris, Rome's Colosseum and the Parthenon in Athens were all used in the switch-off.

From BBC • Mar. 23, 2024

Sesay said the switch-off by Karpowership had reduced electricity supply to the capital by 13%.

From Reuters • Sep. 8, 2023

"With a switch-off on the automatic, if they fail?"

From What Need of Man? by Calin, Harold

Related Words

• achieve
• break up
• cease
• close
• complete
• conclude
• culminate
• delay
• drop
• expire
• finish
• give up
• halt
• play out
• quit
• resolve
• settle
• stop
• terminate
• wind up