self-shutdown
nounUK /ˌself ˈʃʌtdaʊn/
US /ˌself ˈʃʌtdaʊn/
When a machine or program turns itself off.
The computer did a self-shutdown after the update.
OTHER MEANINGS
2. When a person stops talking or being active for a while.
After the long meeting, she went into a quiet self-shutdown.
3. When a system closes itself to stay safe.
The reactor's self-shutdown kept everyone safe.
4. A company or group closing itself down on purpose.
The club announced a self-shutdown due to low funds.