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radio wave

noun

Electricity.

an electromagnetic wave having a wavelength between 1 millimeter and 30,000 meters, or a frequency between 10 kilohertz and 300,000 megahertz.

radio wave

noun

an electromagnetic wave of radio frequency

radio wave

A very low frequency electromagnetic wave (from roughly 30 kilohertz to 100 gigahertz). Radio waves are used for the transmission of radio and television signals; the microwaves used in radar and microwave ovens are also radio waves. Many celestial objects, such as pulsars, emit radio waves.
See more at electromagnetic spectrum

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Word History and Origins

Origin of radio wave¹

First recorded in 1915–20

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Example Sentences

Examples have not been reviewed.

This is a different kind of World War II love story, about a hidden jewel and the power of radio waves and the mysterious ways in which human decency can survive even the cruelest circumstances.

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As well as brightening the sky and interfering with astronomy through their flashes and radio waves, satellites pollute the atmosphere on launch and on re-entry, as research from last October underscored.

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But simulating visual imagery based on radio waves is an unusual approach for robots and autonomous vehicles.

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Their strong magnetic fields can produce beams of radio waves that sweep across the sky like a lighthouse, resulting in metronomic radio pulses with intervals ranging from milliseconds to seconds.

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Long-period radio transients are relatively new to science, and it has been an ongoing mystery how they generate radio waves.

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Related Words

microwave

radiovision radio waves

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