Definition of “radio” - English Dictionary

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“radio” in English

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radionoun

uk ​ /ˈreɪ.di.əʊ/ us ​ /ˈreɪ.di.oʊ/ plural radios

A1 [ C ] a piece of electronic equipment used for listening to radio broadcasts:

a car radio
I switched on the radio.

A1 [ S or U ] the programmes that you hear when you listen to the radio:

I heard a good programme on the radio last night.
I don't listen to radio much.

B1 [ U ] the system or work of broadcasting sound programmes for the public to listen to:

a local radio station
She's got some kind of job in radio.

› [ C or U ] a piece of electronic equipment that can send and receive spoken messages or signals, or the messages or signals that are sent or received:

We sent a message over the radio/by radio.
The children got radio-controlled toy cars for Christmas.

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radioverb [ I or T ]

uk ​ /ˈreɪ.di.əʊ/ us ​ /ˈreɪ.di.oʊ/

(Definition of “radio” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“radio” in American English

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radionoun [ C/U ]

us ​ /ˈreɪ·diˌoʊ/ plural radios

› a device for receiving, and sometimes broadcasting, sound messages, or the receiving or sending of sound messages:

[ C ] I listen to the radio in the morning to get the weather report.

› Radio is also the work of broadcasting sound programs for the public to listen to.

› physics Radio waves are the energy waves of a certain length that are used in radio broadcasts.

radioverb [ I/T ]

us ​ /ˈreɪ·diˌoʊ/ present participle radioing, past tense and past participle radioed

› to send a message to someone by radio:

[ I/T ] They radioed (their base) for help.

(Definition of “radio” from the Cambridge Academic Content Dictionary © Cambridge University Press)

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