bootcode
nounUK /ˈbuːt.kəʊd/
US /ˈbuːt.koʊd/
Bootcode is the first little set of instructions a computer reads to wake up and start working.
When you turn on the computer, the bootcode tells it how to load the operating system.
RELATED WORDS
OTHER MEANINGS
2. The code stored in a device's read-only memory that runs before any operating system loads.
The bootcode in the router's chip checks the hardware before starting the firmware.
3. A small program embedded in a game console or phone that begins the startup sequence.
The phone's bootcode verifies the system files before the screen turns on.
4. The first-stage instructions on a disk or drive that help a computer find and load its main system.
The technician repaired the bootcode on the hard drive so the machine could start again.