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From The Collaborative International Dictionary of English v.0.44 [gcide]:
Disc \Disc\ (d[i^]sk), noun [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}.
From The Collaborative International Dictionary of English v.0.44 [gcide]:
Disk \Disk\ (d[i^]sk), noun [L. discus, Gr. di'skos. 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.
From WordNet (r) 2.0 [wn]:
disc
noun
1: sound recording consisting of a disc with continuous grooves; formerly used to reproduce music by rotating while a phonograph needle tracked in the grooves [syn: {phonograph record}, {phonograph recording}, {record}, {disk}, {platter}]
2: something with a round shape like a flat circular plate [syn: {disk}, {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}]
4: a flat circular plate [syn: {disk}]
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
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
From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:
disc British spelling of "{disk}", normally only used for "{compact disc}". (1995-07-30)
From Virtual Entity of Relevant Acronyms (Version 1.9, June 2002) [vera]:
DISC Defense Information System Council (mil., USA)
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