Blu-rayn.

Brit.

/ˈbluːˌreɪ/, U.S.

/ˈbluˌreɪ/

Origin: Formed within English, by compounding. Etymons: blue adj., ray n.⁵

Etymology: < blue adj. + ray n.⁵

1. An optical disc format in which the data stored on a disc is read by a blue-violet laser. Also attributive, as Blu-ray format, Blu-ray player, etc.Owing to the shorter wavelength, the use of a blue-violet laser allows for data to be stored at greater densities than is typically possible with red lasers.

ΚΠ

2001 HWM (Singapore) May 36/1 Similar to what Blu-ray is to DVD+RW, there's been an insurgence in the Bluetooth/802.11x camp.

2004 Financial Times 10 Dec. 28/8 Disney said yesterday it would launch content in the Blu-ray format.

2008 Billboard 8 Mar. 10/1 With Warner on its side, Blu-ray was to have a significant content advantage with 75% of all high-definition releases.

2014 C. V. Bovee & J. V. Thill Business Communication Essentials (ed. 6) iii. 67 The first paragraph states the main idea, that Blu-ray is the ideal format for high definition media content.

2. More fully Blu-ray disc. An optical disc of this format, typically used to store video games and high-definition video.A proprietary name in the United Kingdom. Blu-ray disc is a proprietary name in the United States.

ΘΚΠ

society > communication > record > recording or reproducing sound or visual material > production or use of video recording > [noun] > videotape or videodisc > specific

U-Matic1972

Betamax1975

S-VHS1987

Blu-ray2001

2001 HWM (Singapore) May 35/2 The Blu-ray Disc is able to achieve the 27GB high-density recording.

2004 PC Mag. 3 Aug. 30/1 Blu-ray discs will initially be used to distribute ultra-sharp high-definition prints of Hollywood movies.

2010 J. Garlin My Footpr. 132 I notice a sign: buy one, get one free on select titles of their DVDs and Blu-rays.

2012 ‘T. Sheldon’ When Truth is Gangsta 197 More people sat around drinking and watching a Blu-ray of Chris Tucker acting a clown in Money Talk.

This is a new entry (OED Third Edition, June 2015; most recently modified version published online December 2021).

单词	blu-ray
释义	Blu-rayn. Brit. /ˈbluːˌreɪ/, U.S. /ˈbluˌreɪ/ Origin: Formed within English, by compounding. Etymons: blue adj., ray n.⁵ Etymology: < blue adj. + ray n.⁵ 1. An optical disc format in which the data stored on a disc is read by a blue-violet laser. Also attributive, as Blu-ray format, Blu-ray player, etc.Owing to the shorter wavelength, the use of a blue-violet laser allows for data to be stored at greater densities than is typically possible with red lasers. ΚΠ 2001 HWM (Singapore) May 36/1 Similar to what Blu-ray is to DVD+RW, there's been an insurgence in the Bluetooth/802.11x camp. 2004 Financial Times 10 Dec. 28/8 Disney said yesterday it would launch content in the Blu-ray format. 2008 Billboard 8 Mar. 10/1 With Warner on its side, Blu-ray was to have a significant content advantage with 75% of all high-definition releases. 2014 C. V. Bovee & J. V. Thill Business Communication Essentials (ed. 6) iii. 67 The first paragraph states the main idea, that Blu-ray is the ideal format for high definition media content. 2. More fully Blu-ray disc. An optical disc of this format, typically used to store video games and high-definition video.A proprietary name in the United Kingdom. Blu-ray disc is a proprietary name in the United States. ΘΚΠ society > communication > record > recording or reproducing sound or visual material > production or use of video recording > [noun] > videotape or videodisc > specific U-Matic1972 Betamax1975 S-VHS1987 Blu-ray2001 2001 HWM (Singapore) May 35/2 The Blu-ray Disc is able to achieve the 27GB high-density recording. 2004 PC Mag. 3 Aug. 30/1 Blu-ray discs will initially be used to distribute ultra-sharp high-definition prints of Hollywood movies. 2010 J. Garlin My Footpr. 132 I notice a sign: buy one, get one free on select titles of their DVDs and Blu-rays. 2012 ‘T. Sheldon’ When Truth is Gangsta 197 More people sat around drinking and watching a Blu-ray of Chris Tucker acting a clown in Money Talk. This is a new entry (OED Third Edition, June 2015; most recently modified version published online December 2021). < n.2001
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