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View synonyms for

radio

1

[ rey-dee-oh ]

noun

plural radios.
  1. wireless telegraphy or telephony:

    speeches broadcast by radio.

  2. an apparatus for receiving or transmitting radio broadcasts.
  3. a message transmitted by radio.


adjective

  1. pertaining to, used in, or sent by radio.
  2. pertaining to or employing radiations, as of electrical energy.

verb (used with object)

radioed, radioing.
  1. to transmit (a message, music, etc.) by radio.
  2. to send a message to (a person) by radio.

verb (used without object)

radioed, radioing.
  1. to transmit a message, music, etc., by radio.

radio-

2
  1. a combining form with the meanings “dealing with radiant energy” ( radiometer ), “employing or dealing with radio waves” ( radioacoustics; radiolocation; radiotelephone ), “emitting rays as a result of the breakup of atomic nuclei” ( radioactive; radiocarbon ), “characterized by, employing or dealing with such rays” ( radiography; radiopaque; radiotherapy ).

radio-

1

combining_form

  1. denoting radio, broadcasting, or radio frequency

    radiogram

  2. indicating radioactivity or radiation

    radiolucent

    radiochemistry

  3. indicating a radioactive isotope or substance

    radioactinium

    radioelement

    radiothorium

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

radio

2

/ ˈɪɪəʊ /

noun

  1. the use of electromagnetic waves, lying in the radio-frequency range, for broadcasting, two-way communications, etc
  2. Also called (esp Brit)wireless an electronic device designed to receive, demodulate, and amplify radio signals from sound broadcasting stations, etc
  3. a similar device permitting both transmission and reception of radio signals for two-way communications
  4. the broadcasting, content, etc, of sound radio programmes

    he thinks radio is poor these days

    1. the occupation or profession concerned with any aspect of the broadcasting of sound radio programmes

      he's in radio

    2. modifier relating to, produced for, or transmitted by sound radio

      radio drama

  5. modifier
    1. of, relating to, employed in, or sent by radio signals

      a radio station

    2. of, concerned with, using, or operated by radio frequencies

      radio spectrum

  6. modifier (of a motor vehicle) equipped with a radio for communication

    radio car

“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

verb

  1. to transmit (a message) to (a person, radio station, etc) by means of radio waves
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

radio

Noun

  1. The equipment used to generate, alter, transmit, and receive radio waves so that they carry information.

Adjective

  1. Relating to or involving the emission of radio waves.
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Other Word Forms

  • ·d· adjective
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Word History and Origins

Origin of radio1

1910–15; shortening of radiotelegraph or radiotelegraphy

Origin of radio2

< French, combining form representing Latin radius beam, ray, radius
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Word History and Origins

Origin of radio1

from French, from Latin radius ray; see radius

Origin of radio2

C20: short for radiotelegraphy
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Example Sentences

Examples have not been reviewed.

The song's purposefully unsuited to radio – unlike the follow-up single, Lovesick Lullaby.

From

“MC5 were playing on the radio. He will ultimately be returned to his home, the farm in Pennsylvania, where he insisted he was to be ‘thrown in the barn.’”

From

She was a showperson, a radio star, a publisher and writer, a beloved figure and a celebrity — hard to achieve as a Pentecostal preacher in the early 20th century.

From

In the latest incident, a group of teenage boys rode to the Ralphs market on South Vermont Avenue near USC around 4:30 p.m. on Saturday, according to witnesses and emergency radio dispatch reports.

From

Boone's breakout hit has been near-inescapable on radio and social media, and the impassioned folk-pop anthem is still in both the US and UK top 10s more than a year after its release.

From

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