Definitions for: Disk


[n] a thin flat circular plate
[n] (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored
[n] sound recording consisting of a disc with continuous grooves; formerly used to reproduce music by rotating while a phonograph needle tracked in the grooves
[n] something with a round shape like a flat circular plate
[v] draw a harrow over (land)



Webster (1913) Definition: Disk, n. [L. discus, Gr. ?. See Dish.] [Written also
disc.]
1. A discus; a quoit.

Some whirl the disk, and some the javelin dart.
--Pope.

2. A flat, circular plate; as, a disk of metal or paper.

3. (Astron.) The circular figure of a celestial body, as seen
projected of the heavens.

4. (Biol.) A circular structure either in plants or animals;
as, a blood disk; germinal disk, etc.

5. (Bot.)
(a) The whole surface of a leaf.
(b) The central part of a radiate compound flower, as in
sunflower.
(c) A part of the receptacle enlarged or expanded under,
or around, or even on top of, the pistil.

6. (Zo["o]l.)
(a) The anterior surface or oral area of c[oe]lenterate
animals, as of sea anemones.
(b) The lower side of the body of some invertebrates,
especially when used for locomotion, when it is often
called a creeping disk.
(c) In owls, the space around the eyes.

Disk engine, a form of rotary steam engine.

Disk shell (Zo["o]l.), any species of Discina.

Synonyms: disc, disc, harrow, magnetic disc, magnetic disk, phonograph record, phonograph recording, platter, record, saucer

See Also: acetate disk, audio recording, brake disk, circle, coin blank, diaphragm, discus, diskette, dot, fixed disk, floppy, floppy disk, Frisbee, hard disc, hard disk, hockey puck, intervertebral disc, intervertebral disk, LP, L-P, memory device, phonograph recording disk, planchet, plate, plough, plow, point, puck, round, round shape, saucer, sound recording, storage device, token, turn

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