optical disk

optical disk
noun Date: 1977 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

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • optical disk — noun count COMPUTING a thin flat round piece of plastic that stores information such as music or written words that can be read using a LASER (=powerful narrow light). Optical disks include CD ROMS and LASERDISKS …   Usage of the words and phrases in modern English

  • optical disk — UK / US noun [countable] Word forms optical disk : singular optical disk plural optical disks computing a thin flat round piece of plastic that stores information such as music or written words that can be read using a laser (= powerful narrow… …   English dictionary

  • optical disk — laser disk laser disk n. A digital data storage medium consisting of a thin disk onto which the data is impressed by a laser, in the form of a linear sequence of dots; same as {optical disk}. The data is subsequently read back by the use of a… …   The Collaborative International Dictionary of English

  • optical disk — Computers, Television. 1. Also, optical disc. Also called laser disk. a grooveless disk on which digital data, as text, music, or pictures, is stored as tiny pits in the surface and is read or replayed by a laser beam scanning the surface. 2.… …   Universalium

  • optical disk — 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 • Syn: ↑optical disc • Hypernyms: ↑memory device, ↑storage device • Hyponyms: ↑compact disk, ↑ …   Useful english dictionary

  • optical disk — compact disk, disk containing music or data which is written and read by lasers …   English contemporary dictionary

  • optical disk —    A direct access storage device that is written and read by laser light. Optical disks are generally slower than magnetic disks, but their storage capacities are greater per square inch …   IT glossary of terms, acronyms and abbreviations

  • Optical disk — Оптический диск …   Краткий толковый словарь по полиграфии

  • Optical Disk System —   A computer storage system which uses laser light to record data on a storage media. See also Magnetic Bubble Memory System and Optical Media …   International financial encyclopaedia

  • optical disk storage and retrieval —    The combination of an optical drive or jukebox and software to manage the search and retrieval …   IT glossary of terms, acronyms and abbreviations

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