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- Dictionaryradio/ˈreɪdɪəʊ/
noun
- 1. the transmission and reception of electromagnetic waves of radio frequency, especially those carrying sound messages: "cellular phones are linked by radio rather than wires"
- 2. the activity or industry of broadcasting sound programmes to the public: "she has written much material for radio"
verb
- 1. communicate or send a message by radio: "we radioed for help"
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