radio

noun

1. 1

   The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves.

   send a message by radio

2. 2

   A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound.

   (of a song, person, etc.) to be on the radio

   (of a song, etc.) to play on/be played on/get played on/come on the radio

   to hear/listen to a song on the radio

   We heard a lovely song on the radio.

3. 3

   A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound. Any audio playing device, such as the on-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media; see also car radio.

4. 4

   A device that can transmit radio signals.

5. 5

   The continuous broadcasting of sound via the Internet in the style of traditional radio.

verb

1. 1

   To use two-way radio to transmit (a message) (to another radio or other radio operator).

   I think the boat is sinking; we'd better radio for help. / I radioed him already. / Radio the coordinates this time. / OK. I radioed them the coordinates.

2. 2

   To order or assist (to a location), using telecommunications.

   “Could you call them here? I'd like to talk to them. Or if they're out in the field, radio them in.”

   When I told him that they weren't back yet, he asked if we could radio them back early […] Radioing them in was fine with me.

   When she arrived, she was told that Tad wasn't there and to have a seat and wait while they radioed him in.

Forms

plural

radios

past tense

radioed

past participle

radioed

present participle

radioing

third person singular

radios, radioes