RADIO • DICTIONARY ONE.COM • Definition of Radio

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/rˈeɪdiˌoʊ/ Listen

Radio

noun

Medium for communication. Synonyms: radiocommunication, wireless.

An electronic receiver that detects and demodulates and amplifies transmitted signals. Synonyms: radio receiver, radio set, receiving set, tuner, wireless.

A communication system based on broadcasting electromagnetic waves. Synonym: wireless.

verb

Transmit messages via radio waves.

adjective

Indicating radiation or radioactivity.

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"Radio" Quotes from Famous Books

... step was for students (notably Soddy and Rutherford) to find that radio-activity, or spontaneous discharge out of the atomic systems, was not confined to radium. Not only are other rare metals conspicuously active, but it is found that such familiar surfaces as damp cellars, rain, snow, etc., emit ...

— The Story of Evolution • Joseph McCabe

... millions of what are called atoms, all in intense motion and never touching each other. Try and conceive how small each of these atoms must be, and then try and grasp the fact, only lately proved by the discovery of Radio-activity, that each of these atoms is a great family made up of bodies analogous to the planets of our solar system and whose rate of motion is comparable only to that of Light. This is not theory, it is fact clearly demonstrated to us by the study ...

— Science and the Infinite - or Through a Window in the Blank Wall • Sydney T. Klein

... girl, led the way with a quiet monosyllable. She carried the small radio they would be permitted to use for messages of utmost urgency. Ammet followed, and Kolin ...

— The Talkative Tree • Horace Brown Fyfe

... the Isle of Desserts with a boat or with snow-shoes or with stilts or with anything except an airplane. Swimming to it was out of the question. Shouting and screaming to it was feasible, of course. Radio operations were conceivable. But reach it no one could. The adventurer would have been swallowed in mud. This safe isolation would continue for a couple of hours and then the playful water would come rippling in again spreading a glinting coverlet over the ...

— Pee-Wee Harris Adrift • Percy Keese Fitzhugh

... causas alii, coelique meatus Describent radio, et fulgentia sidera dicent; Hic regere ...

— The Essays of Montaigne, Complete • Michel de Montaigne

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