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.
Making the world better, one answer at a time. A hard disk is a type of hard drive; it is the type of hard drive that involves magnetic platters and spinning parts. There are other types of hard drives, namely Solid State Drives (SSDs). These use flash memory, and, true to their name, have no moving parts. hard disk drive is the motor and controller of the hard disk, which is the set of platters and spindle. Various users will use these terms in different or identical ways. T â¦ echnically the disk is just the aluminium or glass disk that is coated with a magnetic surface.