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turn off

verb

  1. To dismiss; to fire.

  2. To power down, to switch off, to put out of operation, to deactivate (an appliance, light, mechanism, functionality etc.).

    "Turn off the machine and unplug it when you leave."

  3. To rotate a tap or valve so as to interrupt the outflow of liquid or gas.

    "Remember to turn the tap off once you've finished so you don't waste water."

Synonymsshut off, cut, cut off, deactivate, disable, shut off
Antonymsturn on

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