An optical disk used for full-motion video. In the 1970s, various videodisc systems were introduced, but only the Philips LaserVision survived. Began being superseded by DVD-ROM during 1998. This term is commonly used in computing and information technology contexts, where its meaning is defined by established technical standards and industry usage. It is commonly encountered in computing and information technology, where its behaviour and usage are defined by formal standards or widely accepted industry practice.
