An instance of rebooting.
"The sudden drop in temperature was just an instance of reboot after the system crash."
Usage: Use this noun when referring specifically to an event where a device restarts its software or hardware systems from scratch. It is often used in computing contexts but can also describe restarting any process that has become unresponsive.
To execute a computer's boot process, effectively resetting the computer and causing the operating system to reload, possibly after a system failure.
"After the sudden power surge caused the system crash, I had to reboot my laptop to get it running again."
In plain English: To reboot something means to turn it off and then back on again so it starts fresh, just like restarting your computer when it freezes.
"I need to reboot my computer because it is running very slowly today."
The word reboot combines the prefix re- meaning "again" with boot, originally short for bootstrap. It entered English to describe restarting a computer system by reloading its software from scratch.