(こうがく)ディスク

こうがくでぃすく
noun
optical disc
technicaltechnology
1. optical disc
A storage medium read and written with a laser, such as a CD, DVD, or Blu-ray disc. Data is recorded as pits on a reflective surface.
データ光学(こうがく)ディスク保存(ほぞん)する
I save the data on an optical disc.
(ふる)光学(こうがく)ディスク()()めなくなった
The old optical disc can no longer be read.
CDやDVD光学(こうがく)ディスク一種(いっしゅ)、レーザー情報(じょうほう)()()
CDs and DVDs are a kind of optical disc, and a laser reads the information off them.

Formed from 光学(こうがく) (optics, optical) + ディスク (disc). The umbrella term for laser-read media such as CD, DVD, and Blu-ray.

Common collocations

  • 光学(こうがく)ディスクドライブ: optical disc drive
  • 光学(こうがく)ディスク()(): to write to an optical disc

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