radio

Universal Words noun, verb noun 1 (often the radio) [U,sing.] the activity of broadcasting programmes for people to listen to; the programmes that are broadcast: The interview was broadcast on radio and television. * The play was written specially for radio. * I listen to the radio on the way to work. * Did you hear the interview with him on the radio? * local / national radio * a radio programme / reporter / station 2 [C] a piece of equipment used for listening to programmes that are broadcast to the public: to turn the radio on / off * a car radio * a radio cassette player seealsoCLOCKRADIO 3 [U] the process of sending and receiving messages through the air using ELECTROMAGNETIC waves: He was unable to contact Blake by radio. * to keep in radio contact * radio signals / waves 4 [C] a piece of equipment, for example on ships or planes, for sending and receiving radio signals: to hear a gale warning on / over the ship's radio verb (radioing, radioed, radioed) to send a message to sb by radio: [V] The police officer radioed for help. * [VN] The warning was radioed to headquarters. [also Vthat, VNthat, VNtoinf]