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Blu-ray

noun
🔊/ˈbluː reɪ/
🔊/ˈbluː reɪ/
 [uncountable]
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  1. technology that uses a blue laser (= a very strong line of light) to record and play large amounts of high quality data on a type of DVD蓝光（用蓝色激光刻录并播放大容量高品质资料的光盘技术）
    • These high definition movies are all out on Blu-ray.这些高清晰度影片全部以蓝光技术推出。🔊🔊
    Topics Film and theatrec1, Computersc1