|Origin:||radiotelegraphy (19-21 centuries), from radio- + telegraphy|
ra‧di‧o1 S1 W2
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.
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?
He's got his own radio show now.
She works for a local radio station.
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.