AskDefine | Define disc

Dictionary Definition



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]

User Contributed Dictionary


Alternative spellings


Latin discus through French disque


  • , /dɪsk/, /dIsk/


  1. A thin, flat, circular plate or similar object.
    A coin is a disc of metal.
  2. An intervertebral disc.
  3. Something resembling a disc.
    Venus' disc cut off light from the Sun.
  4. A vinyl phonograph / gramophone record.
    Turn the disc over, after it has finished.

Usage notes

See usage notes at the disk entry.


a thin, flat, circular plate
intervertebral disc
something resembling a disk
a vinyl phonograph / gramophone record

Old English


From Germanic *disk(s) < Latin discus. Cognate with Old High German tisc (German Tisch ‘table’), Old Saxon disk (Dutch disch ‘table’), Old Norse diskr ‘plate’.


  • /diʃ/


disc (plural: discas)


Extensive Definition

Disc or disk may refer to:

Data storage

  • Aluminum disc, a magnetic recording disc used mainly for early radio recordings
  • Blu-ray Disc, a high-density optical disc intended mainly for video storage
  • Compact Disc, a form of optical disc used mainly for audio data
  • Disc film, a still-photography film format
  • Disk storage, a general category of data storage mechanisms
  • DVD, a form of optical disc used mainly for video and other data
  • Enhanced Versatile Disc, an optical medium-based digital audio/video format under development (shortform EVD)
  • Floppy disk, a magnetic data storage device using a flexible disc
  • Hard disk drive, a non-volatile magnetic data storage device
  • HD DVD, a high-density optical disc intended mainly for video storage
  • Laserdisc, the first commercial optical disc storage medium
  • MiniDisc, a magneto-optical disc-based data storage device
  • Optical disc, a polycarbonate disc
  • RAM disk, a volatile solid state drive
  • Transcription disc, a gramophone record
  • A generic name for secondary storage in a computer


  • Accretion disk, diffuse material in orbital motion around a central body such as a star or black hole
  • Death Inducing Signaling Complex, in biology, a multi-protein complex formed by members of the death receptor family of apoptosis-inducing cellular receptors
  • Debris disk, a ring shaped circumstellar disk of dust and debris in orbit around a star
  • DISC assessment, in psychology, a group of psychometric tests based on the work of William Moulton Marston
  • Disc (galaxy), a disc-shaped group of stars
  • Disk (mathematics), the region in a plane surrounded by a circle
  • Intervertebral disc, in biology, part of the spine of an animal
  • Protoplanetary disk, a rotating disc of dense gas surrounding a newly formed star, a form of accretion disc
  • Scattered disc, a distant region of the Solar System thinly populated by icy minor planets
  • Unit disk, a disc (mathematics) with radius one


Other uses

disc in Bulgarian: Диск
disc in Catalan: Disc (desambiguació)
disc in Czech: Disk
disc in Modern Greek (1453-): Δίσκος
disc in Persian: دیسک (ابهام‌زدایی)
disc in French: Disque
disc in Korean: 디스크
disc in Hebrew: דיסק
disc in Japanese: ディスク
disc in Russian: Диск
disc in Simple English: Disk
disc in Slovak: Disk
disc in Swedish: Disk

Synonyms, Antonyms and Related Words

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
Privacy Policy, About Us, Terms and Conditions, Contact Us
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2
Material from Wikipedia, Wiktionary, Dict
Valid HTML 4.01 Strict, Valid CSS Level 2.1