Blu-ray
/[ˈbluːˌɹeɪ]/ noun, slang
noun, slang ·Moderate ·College level
Definitions
Noun
- 1 The Blu-ray Disc format. countable, informal, uncountable
"I've bought some of my old favourites on Blu-ray."
- 2 Alternative form of Blu-ray. alt-of, alternative, countable, uncountable
- 3 A Blu-ray Disc. countable, informal, uncountable
Example
More examples"Tom uses his Playstation 3 as a Blu-ray player."
Etymology
From blue + ray, coming from the blue laser ray having a shorter wavelength and making a higher data density possible.
Related phrases
More for "blu-ray"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.