radio
radio
(reɪdioʊ )Word forms: plural, 3rd person singular present tense radios , present participle radioing , past tense, past participle radioed
1. uncountable noun [oft NOUN noun]
Radio is the broadcasting of programmes for the public to listen to, by sending out signals from a transmitter.
The last 12 months have been difficult ones for local radio.
The announcement was broadcast on radio and television.
...Britain's first national commercial radio station.
...BBC Radio 4.
2. singular noun
You can refer to the programmes broadcast by radio stations as the radio.
A lot of people tend to listen to the radio in the mornings.
He's been on the radio a lot recently.
They've been saying on the radio she was missing.
3. countable noun
A radio is the piece of equipment that you use in order to listen to radio programmes.
He sat down in the armchair and turned on the radio.
4. uncountable noun [oft NOUN noun]
They are in twice daily radio contact with the rebel leader.
...radio waves.
5. countable noun
A radio is a piece of equipment that is used for sending and receiving messages.
...the young constable who managed to raise the alarm on his radio.
The radio message was brief.
6. verb
If you radio someone, you send a message to them by radio.
The officer radioed for advice. [VERB adverb/preposition]
A few minutes after take-off, the pilot radioed that a fire had broken out. [VERB that]
