compact disk


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compact disk

[′käm‚pakt ′disk]
(communications)
A nonmagnetic disk, usually 4¾ inches (12 centimeters) in diameter, used for audio or video recording or for data storage; information is recorded using a laser beam to burn microscopic pits into the surface and is accessed by means of a lower-power laser to sense the presence or absence of pits.
References in periodicals archive ?
The compact disk is divided into the following six traffic engineering topics: Signs and pavement markings, traffic signals, gates, parking, roadside safety, and intersections.
Randy Collins, owner/manager of Changes, a Thunder Bay retailer of compact disks and cassettes, says he has utilized the Lift system since Changes first opened its doors about two years ago.
If the compact disk is double-sided, and dual level, the blue laser can pack into the same space the equivalent of nearly 100 CDs written with an infrared laser.
For new Macintosh computers released in 2001, a bootable compact disk series will be available beginning today that will start up these machines and allow customers to analyze and solve problems on Mac OS X.
Optical Storage Products designs, develops, manufactures and markets a complete line of 14-inch and compact disk optical storage products.

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