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optical disc
Noun
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
synonym
optical disk
hypernym
memory device
storage device
hyponym
CD
compact disc
compact disk
DVD
videodisc
videodisk
optical disc vs CD
optical disc vs DVD
optical disc vs compact disc
optical disc vs compact disk
optical disc vs memory device
optical disc vs optical disk
optical disc vs storage device
optical disc vs videodisc
optical disc vs videodisk
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