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Definition of Radio in English :

Define Radio in English

Radio meaning in English

Meaning of Radio in English

Pronunciation of Radio in English

Radio pronunciation in English

Pronounce Radio in English

Radio

see synonyms of radio

Noun

1. radio, radiocommunication, wireless

medium for communication

2. radio, radio receiver, radio set, receiving set, tuner, wireless

an electronic receiver that detects and demodulates and amplifies transmitted signals

3. radio, wireless

a communication system based on broadcasting electromagnetic waves

Verb

4. radio

transmit messages via radio waves

Example Sentences:
'he radioed for help'

Adjective

5. radio

indicating radiation or radioactivity

Example Sentences:
'radiochemistry'

WordNet Lexical Database for English. Princeton University. 2010.

Radio

see synonyms of radio
noun plural -os
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
5. 
a. 
the occupation or profession concerned with any aspect of the broadcasting of sound radio programmes
he's in radio
b. (modifier)
relating to, produced for, or transmitted by sound radio
radio drama
6.  short for radiotelegraph, radiotelegraphy, radiotelephone
7. (modifier)
a. 
of, relating to, employed in, or sent by radio signals
a radio station
b. 
of, concerned with, using, or operated by radio frequencies
radio spectrum
8. (modifier)
(of a motor vehicle) equipped with a radio for communication
radio car
verb -os, -oing or -oed
9. 
to transmit (a message) to (a person, radio station, etc) by means of radio waves

Collins English Dictionary. Copyright © HarperCollins Publishers

Radio

see synonyms of radio
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. Word forms: plural ˈradiˌos
such a receiving set, esp. one adapted for receiving the waves of the assigned frequencies of certain transmitters or broadcasting stations
3. 
a. 
broadcasting by radio as an industry, entertainment, art, etc.
b. 
all the facilities and related activities of such broadcasting
adjective
4. 
of, using, used in, sent by, or operated by radio
5. 
having to do with electromagnetic wave frequencies between c. 10 kilohertz and c. 300,000 megahertz
verb transitive, verb intransitiveWord forms: ˈradiˌoed or ˈradiˌoing
6. 
to send (a message, etc.) or communicate with (a person) by radio

Webster’s New World College Dictionary, 4th Edition. Copyright © 2010 by Houghton Mifflin Harcourt. All rights reserved.

Radio

see synonyms of radio
pref.
1. Radiation; radiant energy: radiometer.
2. Radioactive: radiochemistry.
3. Radio: radiotelephone.
n. pl. ra·di·os
1. Electromagnetic radiation with lower frequencies and longer wavelengths than those of microwaves, having frequencies lower than 300 megahertz and wavelengths longer than 1 meter.
2.
a. The transmission and reception of electromagnetic waves within this range, especially when convertible to audible sounds: the use of radio in warfare.
b. A device, such as a walkie-talkie, that transmits or receives such signals.
3.
a. The system or industry that broadcasts programs of audio content to the public or subscribers by means of radio waves or over the internet: She was famous during the early days of radio.
b. Audio content, especially short programs or sets of songs, created for or distributed through such a system: listening to radio.
c. An electronic device for listening to radio programming, consisting of a tuner and speakers.
v. ra·di·oed, ra·di·o·ing, ra·di·os
v. tr.
1. To transmit by radio: radio a message to headquarters.
2. To transmit a message to by radio: radioed the spacecraft.
v. intr.
To transmit messages or a message by radio: a ship radioing for help.

The American Heritage ® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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