RADIO

radio

(adjective) indicating radiation or radioactivity; “radiochemistry”

radio, wireless

(noun) a communication system based on broadcasting electromagnetic waves

radio, radiocommunication, wireless

(noun) medium for communication

radio

(verb) transmit messages via radio waves; “he radioed for help”

Source: WordNet® 3.1

---

Etymology

Noun

radio (countable and uncountable, plural radios)

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

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

(countable) On-board entertainment system in a car, usually including a radio receiver as well as the capability to play audio from recorded media.

(countable) A device that can transmit radio signals.

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

Synonyms

• (device to capture radio signal): tuner, wireless, receiver

Verb

radio (third-person singular simple present radios, present participle radioing, simple past and past participle radioed)

(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.

Anagrams

• aroid, doira

Source: Wiktionary

---

Ra"di*o-.

Definition: A combining form indicating connection with, or relation to, a radius or ray; specifically (Anat.), with the radius of the forearm; as, radio-ulnar, radiomuscular, radiocarpal.

Source: Webster’s Unabridged Dictionary 1913 Edition

---