Dvd Definition| an optical disk that can store a very large amount of digital data, as text, music, or images. |
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From Dictionary
Related topics from Britannicacompact disc
In 1995 Philips and Sony introduced a new type of disc, known as a digital videodisc (DVD), which was able to store up to 4.7 gigabytes of data, such as high-definition digital video files. A DVD has ...
Computers and Information Systems
Digital video (or versatile) disc (DVD) was one of the most talked-about consumer computer technologies in 1996, even though most consumers had not yet seen it. A DVD player would read a shiny disc ...
Computers and Information Systems
A battle over standards threatened to disrupt the introduction in 2006 of next-generation DVD players that would be able to play high-definition TV programs and movies. It was feared that consumers ...
Computers and Information Systems
New high-speed Internet access technologies for consumers began to appear during the year, including satellite downlinks, cable modems (which transmit signals over cable TV systems), and a group of ...
compact disc
A standard CD is 120 mm (4.75 inches) in diameter and 1.2 mm (0.05 inches) thick. It is composed of a clear polycarbonate plastic substrate, a reflective metallic layer, and a clear protective ...
television
Perhaps the first recording of television on disc occurred in the 1920s, when John Logie Baird transcribed his crude 30-line signals onto 78-rpm phonograph records. Baird's Phonovision was not a ...
Computers and Information Systems
Internet 2, an effort to connect 140 universities with a faster network than the Internet, took a step closer to reality in 1999 when three dozen U.S. universities were linked by the Abilene Network. ...
computer
Secondary memory on a computer is storage for data and programs not in use at the moment. In addition to punched cards and paper tape, early computers also used magnetic tape for secondary storage. ...
Computers and Information Systems
Early in 1998 a barrier to achieving widespread use of 56,000 bits-per-second (56 kbps, or 56K) modems was overcome when a universal standard for the devices was adopted by the International ...
Egypt
Although privately owned periodicals are permitted, all newspapers and magazines in Egypt are subject to supervision through the government's Supreme Press Council. Daily newspapers include the ...
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