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- Dictionarycompact disc
noun
- 1. a small plastic disc on which music or other digital information is stored in the form of a pattern of metal-coated pits from which it can be read using laser light reflected off the disc: "all the recordings have been reissued on compact disc"
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The compact disc ( CD) is a digital optical disc data storage format that was codeveloped by Philips and Sony to store and play digital audio recordings. It uses the Compact Disc Digital Audio format which typically provides 74 minutes of audio on a disc.
A compact disc is a portable storage medium that can record, store and play back audio, video and other data in digital form. A standard compact disc measures 4.7 inches, or 120 millimeters (mm), across, is 1.2 mm thick, weighs between 15 grams and 20 grams, and has a capacity of 80 minutes of audio, or 650 megabytes ( MB) to 700 MB of data.
Jun 19, 2024 · Compact disc, a molded plastic disc containing digital data that is scanned by a laser beam for the reproduction of recorded sound and other information. Learn more about the history of the compact disc, starting with its commercial introduction in 1982.
May 23, 2024 · noun. com· pact disc ˈkäm-ˌpakt- : cd entry 2. Examples of compact disc in a Sentence. Recent Examples on the Web In 2020, vinyl overtook compact discs as the dominant physical format. August Brown, Los Angeles Times, 23 May 2024 Those restrictions flew out the studio window when the compact disc arrived in the Eighties.
Jul 29, 2021 · A compact disc (CD) is a polycarbonate disc measuring 120 mm in diameter with one or more metal layers capable of storing digital information. The most prevalent types of compact discs are those used by the music industry to store digital recordings and CD-ROMs used to store computer data.
(Definition of compact disc from the Cambridge Academic Content Dictionary © Cambridge University Press)
A compact disc, also called a CD is a storage device in the form of small plastic discs which store and retrieve computer data or music using light. Compact Discs replaced floppy disks because they were faster and could hold more information.
May 31, 2024 · compact disc (CD), Molded plastic disc containing digital data that is scanned by a laser beam for the reproduction of recorded sound or other information. After its commercial introduction in 1982, the audio CD became the dominant format for high-fidelity recorded music for several decades.
A compact disc is a round, flat piece of plastic that is used to store and play back information. That information may include music, pictures, or computer programs and games. Compact discs are often called CDs. A digital videodisc, or DVD, looks like a CD but is more advanced. DVDs are often used to store movies. How a CD Works.
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Jun 8, 2018 · A compact disc is a thin wafer of clear polycarbonate plastic and metal measuring 4.75in (120 mm) in diameter with a small hole in its center.
