Definitions for "Bootable Disk"
Keywords:  floppy, startup, disk, msdos, reformat
A bootable disk contains the boot files of an operating system and is used to "boot" a computer.
A floppy disk that contains the necessary system files that will complete the computers boot up sequence and load a basic Operating System.
A floppy disk containing part of the operating system which allows the computer to boot. If you ever need to reformat your hard disk you need a bootable disk.