optical disc

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optical disc

or optical disk
n.
A plastic-coated disk on which data, such as text, music, or video, is digitally stored as microscopic regions of varying reflectivity and is read by scanning the surface with a laser. Also called laser disc.

optical disc

n
(Computer Science) computing an inflexible disc on which information is stored in digital form by laser technology. Also called: video disc

op′tical disc′


n.
1. Also called laser disc. a grooveless disk on which digital data, as text, music, or pictures, are stored as tiny pits in the surface and read or replayed by a laser beam scanning the surface.
Compare compact disc.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.optical disc - a disk coated with plastic that can store digital data as tiny pits etched in the surfaceoptical disc - a disk coated with plastic that can store digital data as tiny pits etched in the surface; is read with a laser that scans the surface
compact disc, compact disk, CD - a digitally encoded recording on an optical disk that is smaller than a phonograph record; played back by a laser
memory device, storage device - a device that preserves information for retrieval
DVD, videodisc, videodisk - a digital recording (as of a movie) on an optical disk that can be played on a computer or a television set
Translations
References in periodicals archive ?
This information can be found in Legality of Optical Storage (see the sidebar "For more information" on page 76).
3) Williams, Legality of Optical Storage (Cohasset & Associates, Chicago, Ill.