Meaning: Able to withstand attack. Synonyms: unassailable; unattackable; impregnable; inviolable; secure; strong. Context examples: an impregnable fortress / fortifications that made the frontier inviolable. Similar: invulnerable (immune to attack; impregnable)
Definition - What does Magnetic Disk mean? A magnetic disk is a storage device that uses a magnetization process to write, rewrite and access data. It is covered with a magnetic coating and stores data in the form of tracks, spots and sectors. Hard disks, zip disks and floppy disks are common examples of magnetic disks.
magnetic disk. Thesaurus. Definitions of magnetic disk. 1. n (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored. a small plastic magnetic disk enclosed in a stiff envelope with a radial slit; used to store data or programs for a microcomputer. a rigid magnetic disk mounted permanently in a drive unit.