compact disc read-only memory

Definitions of compact disc read-only memory
  1. noun
    a compact disk that is used with a computer (rather than with an audio system); a large amount of digital information can be stored and accessed but it cannot be altered by the user
    synonyms: CD-ROM
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    type of:
    CD, compact disc, compact disk
    a digitally encoded recording on an optical disk that is smaller than a phonograph record; played back by a laser
    ROM, fixed storage, read-only memory, read-only storage
    (computer science) memory whose contents can be accessed and read but cannot be changed
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