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8 dictionary results for: disk
Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This
disk       [disk] Pronunciation Key
–noun
1.any thin, flat, circular plate or object.
2.any surface that is flat and round, or seemingly so: the disk of the sun.
3.disc (def. 1).
4.Computers. any of several types of media consisting of thin, round plates of plastic or metal, used for external storage: magnetic disk; floppy disk; optical disk.
5.Botany, Zoology. any of various roundish, flat structures or parts.
6.intervertebral disk.
7.Botany. (in the daisy and other composite plants) the central portion of the flower head, composed of tubular florets.
8.any of the circular steel blades that form the working part of a disk harrow.
9.Mathematics. the domain bounded by a circle.
10.Archaic. discus.
–verb (used with object)
11.Informal. disc (def. 3).
12.to cultivate (soil) with a disk harrow.
Also, disc (for defs. 1, 2, 4–9, 12).

[Origin: 1655–65; < L discus discus; cf. dish]

—Related forms
disklike, adjective
Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.
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American Heritage Dictionary - Cite This Source - Share This
disk also disc       (dĭsk)  Pronunciation Key 
n.  
  1. A thin, flat, circular object or plate.
  2. Something resembling such an object: The moon's disk was reflected in the pond.
    1. The disk used in a disc brake.
    2. A disk used on a disk harrow.
    3. A magnetic disk, such as a floppy disk or hard disk.
    4. The data stored on such a disk: read the disk that came with the manual.
  4. A round, flattened, platelike structure in an animal, such as an intervertebral disk.
  5. Botany The enlarged area bearing numerous tiny flowers, as in the flower head of composite plants, such as the daisy. Also called discus.
  6. Computer Science
    1. A magnetic disk, such as a floppy disk or hard disk.
    2. The data stored on such a disk: read the disk that came with the manual.
  7. An optical disk, especially a compact disk. See Usage Note at compact disk.
  8. A phonograph record.
  9. A circular grid in a phototypesetting machine.

tr.v.   disked also disced, disk·ing also disc·ing, disks also discs
  1. To work (soil) with a disk harrow.
  2. To make (a recording) on a phonograph record.


[Latin discus, quoit, from Greek diskos, from dikein, to throw; see deik- in Indo-European roots.]

(Download Now or Buy the Book)
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Online Etymology Dictionary - Cite This Source - Share This
disk 
Amer.Eng. preferred spelling, 1664, from L. discus "quoit, discus, disk," from Gk. diskos, from dikein "throw." Sense of phonograph disk is 1888; disk jockey first recorded 1941; dee-jay is from 1955; DJ is 1961; video version veejay is 1982. Computing sense is from 1947; diskette "floppy disk" is 1973, with dim. suffix; disk-drive is 1952.

Online Etymology Dictionary, © 2001 Douglas Harper
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WordNet - Cite This Source - Share This
disk

noun
1. something with a round shape resembling a flat circular plate; "the moon's disk hung in a cloudless sky" 
2. a flat circular plate 
3. sound recording consisting of a disk with a continuous groove; used to reproduce music by rotating while a phonograph needle tracks in the groove [syn: phonograph record] 
4. (computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored [syn: magnetic disk] 

verb
1. draw a harrow over (land) [syn: harrow] 

WordNet® 3.0, © 2006 by Princeton University.
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The American Heritage Science Dictionary - Cite This Source - Share This
disk or disc       (dĭsk)  Pronunciation Key 
    1. See magnetic disk.
    2. See optical disk.
  2. See intervertebral disk.
  3. The round, flat center, consisting of many disk flowers, found in the inflorescences of many composite plants such as the daisy.

The American Heritage® Science Dictionary
Copyright © 2002 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

disk or disc (dĭsk)
n.

  1. A thin, flat, circular object or plate.
  2. See lamella.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Free On-line Dictionary of Computing - Cite This Source - Share This

disk storage
1. magnetic disk.
2. compact disc.
3. optical disk.
Note: the american spelling, "disk", is normal for most computer disks whereas "compact disc", having come to computers via the audio world, is correctly spelled with a "c", indeed, this spelling is part of the CD standard.
(1995-07-30)

The Free On-line Dictionary of Computing, © 1993-2007 Denis Howe
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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Disk

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.

Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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