self-shutoff
nounUK /ˌself ˈʃʌtɒf/
US /ˌself ˈʃʌtɔːf/
A self-shutoff is when a machine turns itself off without anyone touching it.
The toy has a self-shutoff so it saves battery when you forget to turn it off.
RELATED WORDS
OTHER MEANINGS
2. A safety feature that stops a device by itself when something is wrong.
The heater's self-shutoff kicked in when it got too hot.
3. The act of a person stopping themselves from doing something.
His self-shutoff from snacks helped him feel healthier.
4. A setting that ends a program or machine on its own after a set time.
Set the self-shutoff to ten minutes so the screen goes dark.