radio

noun

(countable) A device that can capture (receive) the signal sent over radio waves and render the modulated signal as sound.

(uncountable) The technology that allows for the transmission of sound or other signals by modulation of electromagnetic waves.

(countable) Any audio playing device, such as the on-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media; see also car radio.

(countable) A device that can transmit radio signals.

(Internet, uncountable) The continuous broadcasting of sound via the Internet in the style of traditional radio.

verb

(ambitransitive) To use two-way radio to transmit (a message) (to another radio or other radio operator).

(transitive) To order or assist (to a location), using telecommunications.

Roots

radiusradi- · Latin · ray, spoke

Synonyms for radio

radiobroadcast wirelessadj tunern radiophonen shortwave televisionn radiotelephonyn radiotelegraphyn transceiver newscastn announcern

Synonyms & related words for radio

Find synonyms, related words, and the definition of radio — including radiobroadcast, wireless, tuner, radiophone, shortwave, television. Dendril is a free visual thesaurus that shows them on an interactive map where stronger matches sit closer to the center — no signup, no ads.

Words related to radio

Explore words related to radio — words associated with it, words that go with it, and its nearest matches in meaning. Related words include radiocommunication, radioman, radiophonic, broadcasting, broadcasts, airwaves, televisor, broadcaster. Click any word to make it the center of the map and keep exploring the web of connections.

Synonyms for radio

Common synonyms for radio include radiobroadcast, wireless, tuner, radiophone, shortwave, television, radiotelephony, radiotelegraphy — words that share a close meaning. Hover or tap any word on the map for its definition and part of speech.

Where does radio come from?

The word radio breaks down into one root of Latin origin: the root radi-, from Latin radius (“ray, spoke”). Explore each root to see other English words built from the same source.