videotex

noun

1. (uncountable, usually)Any of various early information retrieval services, such as viewdata and Teletext systems, that delivered pages of computerized text to users on request.

   “A variety of extensions of this basic videotex terminal can be foreseen.”

   “In this paper, the development of a microprocessor based system for converting videotex pages to synthetic speech in real time, for the benefit of blind people, is described.”