COMPACT DISK

IPA (US):

 Dictionary entry overview: What does compact disk mean? 

• COMPACT DISK (noun)
  The noun COMPACT DISK has 1 sense:

1. a digitally encoded recording on an optical disk that is smaller than a phonograph record; played back by a laser

  Familiarity information: COMPACT DISK used as a noun is very rare.

 Dictionary entry details 

• COMPACT DISK (noun)

Sense 1

Meaning:

A digitally encoded recording on an optical disk that is smaller than a phonograph record; played back by a laser

Classified under:

Nouns denoting man-made objects

Synonyms:

CD; compact disc; compact disk

Hypernyms ("compact disk" is a kind of...):

optical disc; optical disk (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)

recording (a storage device on which information (sounds or images) have been recorded)

Hyponyms (each of the following is a kind of "compact disk"):

audio CD; audio compact disc (compact discs used to reproduce sound (voice and music))

CD-R; CD-WO; compact disc recordable; compact disc write-once (a compact disc on which you can write only once and thereafter is read-only memory)

CD-ROM; compact disc read-only memory (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)