English Explanatory Dictionary

Blu-ray Disc

English dictionary entry

Meanings

noun
  1. An optical disc storage medium used for data and video, introduced in 2006, having the same physical dimensions as a CD or DVD but greater storage capacity.

Word forms

Blu-ray Disc Blu-ray Discs

Etymology

From blue + ray, from the blue laser used to read and write the format, and disc.

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