radio Hear it!

radio Definition

☆ ra·dio (rā′dē ō′)

noun

  1. the practice or science of communicating over a distance by converting sounds or signals into electromagnetic waves and transmitting these directly through space, without connecting wires, to a receiving set, which changes them back into sounds, signals, etc.
  2. pl. -·os′ such a receiving set, esp. one adapted for receiving the waves of the assigned frequencies of certain transmitters or broadcasting stations
    1. broadcasting by radio as an industry, entertainment, art, etc.
    2. all the facilities and related activities of such broadcasting

Etymology: contr. < radiotelegraphy

adjective

  1. of, using, used in, sent by, or operated by radio
  2. having to do with electromagnetic wave frequencies between c. 10 kilohertz and c. 300,000 megahertz

transitive verb, intransitive verb -·oed′, -·o′·ing

to send (a message, etc.) or communicate with (a person) by radio

radio Synonyms

radio

n.

  1. The study and practice of wireless communication

    radio transmission, radio reception, signaling, radio engineering, radiotelephony, radiotelegraphy, television, radio work, radio operation, radionics; see also broadcasting, communication 1, communications.

  2. A receiving device

    receiver, tuner, AM-FM radio, shortwave radio, clock radio, transistor radio, transistor, portable radio, pocket radio, car radio, Walkman (trademark), home radio, radio set, console, wireless, ship's radio, ship-to-shore radio, CB radio, walkie-talkie, two-way radio, crystal set, ghetto blaster*, boom box*, squawk box; see also communications.

radio Telecom Definition
Electromagnetic energy with a waveform having a frequency above the upper limit of the audio range of 3 kHz and equal or less than the lower limit of the infrared light range of 300 GHz.At the low end of the range is extremely low frequency (ELF) radio, which operates at 30
radio Usage Examples

Converse of object

  • crackle: The radio crackled into life once more, only for us to discover they had still not turned up at camp.
  • control: Some years later, in 1995, the PIRA finally admitted that the device had not been radio controlled.

Adjective modifier

  • FM: FM radio: built-in FM radio with automatic scanning function.
  • digital: You can listen to Vic's show online or through digital radio or TV.
  • portable: The Contingent has recently acquired five hand portable radios which are currently under test.
  • amateur: He cites information on flying and amateur radio as examples.
  • built-in: FM radio: built-in FM radio with automatic scanning function.
  • commercial: Commercial radio does a different job to the BBC.

Modifies a noun

  • station: Jazz Jazz FM The jazz radio station for the UK.
  • broadcast: Les has also made TV & radio broadcasts, tapes & CD's.
  • frequency: For example, in Russia radio frequency weapons have been used to defeat security systems.
  • button: To turn images off, click on the radio button next to ' Do not load any images ' .
  • wave: Mobiles and Your Health Is the emission of radio waves from your mobile harmful to health?
  • telescope: Italy Aerial view of the Northern Cross radio telescope, near Bologna, Italy.

Noun used with modifier

  • VHF: Gordon Young swam ashore with a line, two lifejackets and a waterproof VHF radio and secured the line around a rock.
  • pirate: He decides to set up a pirate radio station using equipment ' borrowed ' from his old workplace.
  • transistor: The poor man thought the transistor radio sets were barber's boxes!
  • dab: Posts: 2 Gender: Re: DAB radios use more energy?
  • clock: Spacious and comfortable, the rooms are well equipped with color television, refreshment tray, clock radio and hairdryers.
  • analog: Is there any move to convert analog radios in this way and, if so, can you recommend any devices?
radio Quotes

BBC Radio is a never-never land of broadcasting, a safe haven from commercial considerations, a honey pot for every scholar and every hare-brained nut to stick a finger into.

—Safer, Morley

Down for a new radio, to Ross Lake, and back up. Three days walking. Strange how unmoved this place leaves one; neither articulate or worshipful; rather the pressing need to look within and adjust the mechanism of perception.

—Snyder, Gary Sherman

Don't believe everything you hear on the radio.

—Mankiewicz, Herman

It is largely on television and radio that real probing of what politicians are up to has to happen.

—Humphrys,John

Public radio is a ghetto of good taste.

—Keillor, (Gary Edward) Garrison

Seldom is it given to one generation to have such an opportunity to rise again, but now before you is that opportunity in televisionöa larger, richer, broader opportunity than ever existed in radio.

—Sarnoff, David