rediffusion
/ˌriːdɪˈfjuʒən/
noun
- The broadcasting of radio or television programs by a wired network, especially in the UK before the widespread use of wireless broadcasting.
- Rediffusion was a popular way to distribute radio programs to multiple rooms in a building.
- The rediffusion system delivered clear audio without interference from other stations.
- In the 1950s, many homes in Britain received television through rediffusion rather than an antenna.