Disc

from WordNet (r) 3.0 (2006)

disc
    n 1: 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}, {phonograph recording}, {record}, {disk}, {disc},
         {platter}]
    2: something with a round shape resembling a flat circular
       plate; "the moon's disk hung in a cloudless sky" [syn:
       {disk}, {disc}, {saucer}]
    3: (computer science) a memory device consisting of a flat disk
       covered with a magnetic coating on which information is
       stored [syn: {magnetic disk}, {magnetic disc}, {disk},
       {disc}]
    4: a flat circular plate [syn: {disk}, {disc}]

from The Collaborative International Dictionary of English v.0.48

Disc \Disc\ (d[i^]sk), n. [See {Disk}, {Dish}.]
   A flat round plate; (Biol.) A circular structure either in
   plants or animals; as, a blood disc, a germinal disc, etc.
   Same as {Disk}.
   [1913 Webster]

from The Collaborative International Dictionary of English v.0.48

Disk \Disk\ (d[i^]sk), n. [L. discus, Gr. di`skos. See {Dish}.]
   [Written also {disc}.]
   1. A discus; a quoit.
      [1913 Webster]

            Some whirl the disk, and some the javelin dart.
                                                  --Pope.
      [1913 Webster]

   2. A flat, circular plate; as, a disk of metal or paper.
      [1913 Webster]

   3. (Astron.) The circular figure of a celestial body, as seen
      projected of the heavens.
      [1913 Webster]

   4. (Biol.) A circular structure either in plants or animals;
      as, a blood disk; germinal disk, etc.
      [1913 Webster]

   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.
          [1913 Webster]

   6. (Zool.)
      (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.
          [1913 Webster]

   {Disk engine}, a form of rotary steam engine.

   {Disk shell} (Zool.), any species of Discina.
      [1913 Webster]

from The Free On-line Dictionary of Computing (8 July 2008)

disc
disc drive

   <storage, spelling> British spelling of "{disk}", normally
   only used for "{compact disc}".

   (1995-07-30)

from V.E.R.A. -- Virtual Entity of Relevant Acronyms (June 2006)

DISC
       Defense Information System Council (mil., USA)

from Moby Thesaurus II by Grady Ward, 1.0

34 Moby Thesaurus words for "disc":
      bulletin board, card, cartridge, cassette, catalog card,
      electrical transcription, file, filing card, film, index card,
      library catalog, magnetic tape, microcard, microdot, microfiche,
      microfilm, motion-picture film, phonograph record, platter, record,
      recording, scoreboard, scorecard, scoresheet, slip, tape,
      tape cartridge, tape cassette, tape recording, ticker tape,
      transcription, videotape, wax, wire recording