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Radio

/ˈreɪdioʊ/

A device that transmits audio information through electromagnetic waves to receive sound, music, or voice communications.

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There's great music on the radio now.It included a dozen telephone circuits, radios, and teleprinters.Neely had guest shots on all the radio shows.

Radio originates from the Latin word radius meaning ray or beam. The term was first used in 1897 to describe new radio telegraphy technologies.

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