radio

Forms

1.The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves.
- Turn off the radio, please.
2.A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound.
- We heard a lovely song on the radio.
- She was listening to the radio when he knocked on the door.
- David Bowie's classic hit Space Oddity will be looping on the radio as the car is hurled into an elliptical orbit that stretches out to Mars' orbit around the Sun.
3.A device that can transmit radio signals.
- Turn off the radio, please.
4.The continuous broadcasting of sound via the Internet in the style of traditional radio.
- Turn off the radio, please.

1.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 she arrived, she was told that Tad wasn't there and to have a seat and wait while they radioed him 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.
2.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.

Common· #1151

Short for radiotelegraphy.