optical disk


optical disk

noun

: a computer disk on which information is recorded in a way that can be read by a laser

Full Definition of OPTICAL DISK

:  a disk with a plastic coating on which information (as music, visual images, or computer data) is recorded digitally (as in the form of tiny pits) and which is read by using a laser

First Known Use of OPTICAL DISK

1977

Rhymes with OPTICAL DISK

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