optical disk

noun

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, 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.