noun
videotex
A now largely historical information retrieval system that used television sets or dedicated terminals to display text and graphics transmitted via telephone lines or broadcast signals.
1980年代、ビデオテックスは次世代の情報サービスとして注目された。
In the 1980s, videotex attracted attention as a next-generation information service.
Teletext is a one-way broadcast information service, while videotex is typically interactive and uses telephone lines.
Borrowed from English 'videotex'.