Search Result for "optical disk":
Wordnet 3.0

NOUN (1)

1. 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;
[syn: optical disk, optical disc]

The Collaborative International Dictionary of English v.0.48:

laser disk \laser disk\ n. A digital data storage medium consisting of a thin disk onto which the data is impressed by a laser, in the form of a linear sequence of dots; same as optical disk. The data is subsequently read back by the use of a laser beam. See also compact disk. Note: The original disk may be created by use of a laser, but copies of the original disk may be created by a replicating process which does not itself require a laser. [PJC]