optical disk


Definition of optical disk

: a disk with a plastic coating on which information (such 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

Examples of optical disk in a Sentence

Recent Examples on the Web Either way, physical games for the PS5 will use 100GB optical disks, inserted into an optical drive that doubles as a 4K Bluray player. Wired, "Exclusive: A Deeper Look at the PlayStation 5," 8 Oct. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'optical disk.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of optical disk

1977, in the meaning defined above

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Time Traveler for optical disk

Time Traveler

The first known use of optical disk was in 1977

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Cite this Entry

“Optical disk.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/optical%20disk. Accessed 3 Dec. 2020.

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More Definitions for optical disk

optical disk


English Language Learners Definition of optical disk

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

More from Merriam-Webster on optical disk

Nglish: Translation of optical disk for Spanish Speakers

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