magnetic disk

American  

[mag-net-ik disk] / mægˈnɛt ɪk ˈdɪsk /

noun

Computers.

1. a hard disk or floppy disk coated with magnetic material, on which data and programs can be stored.

---

magnetic disk British  

noun

1. computing another name for disk

---

magnetic disk Scientific  

1. A memory device, such as a floppy disk or a hard disk, that is covered with a magnetic coating. Digital information is stored on magnetic disks in the form of microscopically small, magnetized needles, each of which encodes a single bit of information by being polarized in one direction (representing 1) or the other (representing 0).

---

Example Sentences

Learning, of course, has nothing to do with laying down bits on a formatted magnetic disk.

From Scientific American

"The spin valve sensing device allowed one to detect much tinier magnetic fields and therefore smaller magnetic regions in a magnetic disk drive," he explained to the BBC.

From BBC

They generally store that information separately in what is known, colloquially, as memory, either in the processor itself, in adjacent storage chips or in higher capacity magnetic disk drives.

From New York Times

Engineers have managed to shrink certain components within today’s magnetic disk drives down to a few dozen nanometers.

From Scientific American

Although magnetic tape sitting in slots in a tape library uses very little energy data latency is high, spinning magnetic disk drives have lower latency but they can use up a fair amount of energy. 

From Forbes