The AI-powered English dictionary
usually uncountable, plural viewdatas
(often attributive) An information retrieval service of the 1970s and 1980s permitting subscribers to access a remote database and receive requested data on a video display. quotations examples
Touch-tone teletext provides many of the services of viewdata and teletext at the low cost intended for teletext alone.
1980, InfoWorld, volume 2, number 1
A viewdata system can be succinctly described as an information and message service […]
1981, Rex Winsbury, Viewdata in Action: A Comparative Study of Prestel
The two European systems use an "alphamosaic" method of delivering data to a viewdata terminal screen.
1981, New Scientist
A particularly important application of intelligent viewdata terminals is in telesoftware where the viewdata network is used for the distribution […]
1982, Alan Gilchrist, Minis, Micros and Terminals for Libraries and Information Services