Definition of Prestel in English:

Prestel

noun

historical
  • A British videotex system, launched in 1979, in which interactive information could be received via a telephone line and viewed on a specially adapted television set. [Prestel was sold by its operator, British Telecom, in 1994, and the system came to be replaced by Internet services. A trademark in the U.K.]

Origin

1970s; earliest use found in The Times. Apparently from press + tel-, with arbitrary respelling of the first element.

Pronunciation

Prestel

/ˈprɛstɛl/