restart
US /ˌriːˈstɑːrt/
UK /ˌriːˈstɑːrt/

1.
start or be started again
:
•
Please restart your computer to apply the updates.
•
The negotiations will restart next week.
1.
an act of starting something again
:
•
The system requires a restart after the update.
•
We need to plan for a smooth restart of operations.