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compact disk

compact disk

12 2.5
A small round shiny disc that stores music, videos, or computer files read by a laser
  • noun
  • /ˈkɒmpækt dɪsk/
  • US
translation icon : disco compacto
  • A thin layer of metal coats the disc, which the lasers on compact-disc players can read.
  • compact disk player
  • compact disk (CD)
  • audio compact disk

And this is back when it was quite common to listen to our music on compact discs.

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Examples

  • These compact discs were usually made of some kind of plastic with a coating which gave them their shiny appearance.

  • Bands from all five branches of the U.S. military participated in the SingAmerica! compact disc project.

    Academic text (1997)
  • But you do have a new rock 'n' roll compact disc, I understand.

  • The first four materials listed were included on the compact disc, along with several other sets of speech materials.

    Academic text (1993)
  • Digital television provides many of the same advantages that the compact disc provides for audio.

    Academic text (1998)
  • After singing the melody through, students listen to a professional compact disc recording.

    Academic text (1998)
  • The software is delivered to customers on compact disks that contain the installation program and supporting documentation.

    Academic text (2003)
  • Materials from many first-generation compact discs will fit on one disc using the CD-ROM format.

    Academic text (1993)
  • The ensemble recorded a Billboard magazine Top-10 compact disc with Dances with Wolves composer Peter Buffet.

    Academic text (1998)
  • I bought a new album on a compact disk to enjoy while driving.

Synonyms

CD
vscompact disk
396 1.4

A small round disc that stores music and other digital files

is identical in meaning but is the alternative name or abbreviation
CD-ROM
vscompact disk
  • Archaic
16 4.0

A disc for computers that stores data you cannot change

is broader and may include writable audio, video, or other data
audio CD
vscompact disk
1 2.5

A round plastic disc that stores music or spoken recordings to play in a CD player

is broader, also used for video and general data storage
optical disk
vscompact disk
  • Specialized
1 3.7

A flat round disk that holds computer files for a laser to read

is a specific small disc type rather than the broader family of optical media
audio compact disc
vscompact disk
3.0

A round plastic disc that stores music and plays in CD players

is broader, used for audio, video, or other digital data
compact disc read-only memory
vscompact disk
  • Specialized
3.9

A CD for computers that holds data you cannot change

is the general disc used for audio, video, or writable data as well

How Writable

compact disc recordable
  • Specialized
4.2
compact disk
  • US
12 2.5

Surface Forms

compact disk singular
compact discs plural
compact disks plural
CDs plural
compact disc singular
CD singular

Morphology

compact + disk

The meaning is directly compositional: 'compact' (small, tightly packed) modifies 'disk' (a thin, round plate), so learners can infer it refers to a small round disc-shaped object. This adjective+noun construction is cross-linguistically common (e.g., disco compacto, disque compact) and the typical use as a storage/playback medium is culturally salient, making the MWE immediately understandable to a B1 learner who knows the constituents.

Etymology

Compact disk comes from its shape and size: compact means small and packed, and disk is a flat, round plate. The idea of a small shiny disc that holds music or files and is read by a tiny light is the memory picture, so the name now means 'a small round disc used to store music or data'.