- wireless telegraphy or telephony: speeches broadcast by radio.
- an apparatus for receiving or transmitting radio broadcasts.
- a message transmitted by radio.
- pertaining to, used in, or sent by radio.
- pertaining to or employing radiations, as of electrical energy.
- to transmit (a message, music, etc.) by radio.
- to send a message to (a person) by radio.
- to transmit a message, music, etc., by radio.
Origin of radio
- 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).
Origin of radio-
Examples from the Web for radio
During coverage of that issue, Farrell went on a WSMB AM radio talk show to defend Duke.The Louisiana Racists Who Courted Steve Scalise
January 3, 2015
It is impossible to calculate the full effect that watching this on television, listening on the radio must have had on Sam.How Martin Luther King Jr. Influenced Sam Cooke’s ‘A Change Is Gonna Come’
December 28, 2014
Although a hit in Britain, the movie flopped after opening at Radio City in New York.How Dickens and Scrooge Saved Christmas
December 22, 2014
They were racing toward the corner of Tompkins and Myrtle avenues with Johnson at the wheel when another call came over the radio.'Please Don't Die!': The Frantic Battle to Save Murdered Cops
December 22, 2014
Why would they listen to the radio when they can see the outside world?North Korea’s Secret Movie Bootleggers: How Western Films Make It Into the Hermit Kingdom
December 22, 2014
He addressed the nation by radio and announced his plans for a New Deal.
The pilot of the incoming plane was there, too, and the radio man.
Sorry I couldn't meet you at the ship; got your radio, but couldn't make it.Priestess of the Flame
Sewell Peaslee Wright
He edged a hand inside the suit again and turned off his radio.Satellite System
Horace Brown Fyfe
Jim stopped the side motion and jumped to the radio telephone.
- the use of electromagnetic waves, lying in the radio-frequency range, for broadcasting, two-way communications, etc
- Also called (esp Brit): wireless an electronic device designed to receive, demodulate, and amplify radio signals from sound broadcasting stations, etc
- a similar device permitting both transmission and reception of radio signals for two-way communications
- the broadcasting, content, etc, of sound radio programmeshe thinks radio is poor these days
- the occupation or profession concerned with any aspect of the broadcasting of sound radio programmeshe's in radio
- (modifier)relating to, produced for, or transmitted by sound radioradio drama
- short for radiotelegraph, radiotelegraphy, radiotelephone
- of, relating to, employed in, or sent by radio signalsa radio station
- of, concerned with, using, or operated by radio frequenciesradio spectrum
- (modifier) (of a motor vehicle) equipped with a radio for communicationradio car
- to transmit (a message) to (a person, radio station, etc) by means of radio waves
- denoting radio, broadcasting, or radio frequencyradiogram
- indicating radioactivity or radiationradiochemistry; radiolucent
- indicating a radioactive isotope or substanceradioactinium; radiothorium; radioelement
Word Origin and History for radio
"wireless transmission of voice signals with radio waves," 1907, abstracted from earlier combinations such as radio-receiver (1903), radiophone (1881), radio-telegraphy (1898), from radio- as a comb. form of Latin radius "beam." Use for "radio receiver" is first attested 1913; sense of "sound broadcasting as a medium" is from 1913.
It is not a dream, but a probability that the radio will demolish blocs, cut the strings of red tape, actuate the voice "back home," dismantle politics and entrench the nation's executive in a position of power unlike that within the grasp of any executive in the world's history. ["The Reading Eagle," Reading, Pa., U.S.A., March 16, 1924]
Wireless remained more widespread until World War II, when military preference for radio turned the tables. As an adjective by 1912, "by radio transmission;" meaning "controlled by radio" from 1974. Radio _______ "radio station or service from _______" is recorded from 1920. A radio shack (1946) was a small building housing radio equipment.
1916, from radio (n.). Related: Radioed; radioing.
- Radiation; radiant energy:radiometer.
- The equipment used to generate, alter, transmit, and receive radio waves so that they carry information.
- Relating to or involving the emission of radio waves.