光ひかりメモリ

noun

optical storage; optical memory

Computing term for storage that uses light (e.g., CDs, DVDs, Blu-ray). Often used in technical contexts.

• 光ひかりメモリは、CDやDVDなどの記き憶おく媒ばい体たいに使つかわれる技ぎ術じゅつです。

  Optical memory is a technology used in storage media such as CDs and DVDs.