Commonly confused
Turn off vs Turn on
“Turn off” and “Turn on” look alike but pull in different directions. Here is what each one means, with examples — and the difference that learners most often miss.
The key difference
Turn off means deactivate a device. Turn on means activate a device.
turn off
- 1
Deactivate a device
“Turn off the lights when you leave.”
turn on
- 1
Activate a device
“Turn the light on, please.”
Stop mixing them up
Sink In turns confusable pairs like this into quick contrast drills, so the right particle becomes automatic.