radio

ra|di|o¹ W2S1 [ˈreıdiəu US -diou] n

[Date: 1900-2000; Origin: radiotelegraphy (19-21 centuries), from radio- + telegraphy]

1.)

a)

a piece of electronic equipment which you use to listen to programmes that are broadcast, such as music and news

turn/switch the radio on/off

▪ I sat down and turned on the radio.

b) [U]

programmes that are broadcast on the radio

▪ I don't really listen to the radio very much.

on the radio

▪ Did you hear the interview with the Prime Minister on the radio this morning?

radio programme/show

▪ He's got his own radio show now.

local/national radio

▪ She works for a local radio station.

2.)

a)

a piece of electronic equipment, for example on a plane or ship, which can send and receive spoken messages

over the radio

▪ We received a call for help over the ship's radio.

b) [U]

when messages are sent or received in this way

by radio

▪ We should be able to reach them by radio.

▪ We've lost radio contact with the plane.

radio ²

radio² v [I and T]

to send a message using a radio

radio for

▪ The ship radioed for help.

radio sb for sth

▪ We radioed London for permission to land.