(a) an exhibition of radio equipment; (b) a radio programme, typically featuring popular entertainment or music.

an hour of recreation in the evening, spent by children with their parents; (also, with capital initials) the title of a BBC radio programme…

A set of radio or television programmes broadcast in sequence, usually in regular episodes, and typically having a single theme or continuous…

transferred. A loosely-constructed documentary review programme, normally covering a particular year or period, presented on radio by the B.B.C.

In extended and figurative use. Also Postscript. Now historical. Any of a series of short talks broadcast after a BBC radio news bulletin between…

A feature in which a radio or television programme, newspaper, etc., invites people to send in letters sharing their experiences, questions, or…

An especially prolonged radio broadcast, usually as a fund-raising event for a charity or cause. Cf. telethon, n.