Noun
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a flat circular plate
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(computer science) a memory device consisting of a flat disk covered with a magnetic coating on which information is stored
- magnetic disk - magnetic disc -
something with a round shape resembling a flat circular plate
"the moon's disk hung in a cloudless sky"
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sound recording consisting of a disk with a continuous groove
used to reproduce music by rotating while a phonograph needle tracks in the groove
- phonograph record - phonograph recording