olemus
alglaadimise kordamine

Wiktionary:
1. (computing, transitive, intransitive) to execute a computer's boot process, effectively resetting the computer and causing the operating system to reload, possibly after a system failure
3. restart; to return to a an initial configuration or state.

ülevaateid
https://www.techopedia.com/definition/3420/reboot

https://www.techopedia.com/definition/7520/hard-reboot

https://www.techopedia.com/definition/27095/soft-reboot

https://en.wikipedia.org/wiki/Reboot