Acronym for Display Data Channel. A VESA standard that allows software control of graphical computer monitors. Under DDC, monitor characteristics are provided to the graphics subsystem, which uses the data to configure the display and provide a bidirectional communication channel between the monitor and computer. Also called: VESA DDC. See also VESA2.
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A synthetic nucleoside C9H13N3O3 that inhibits replication of retroviruses and is used in the treatment of advanced HIV infection — called also zalcitabine.