electromagnetic waves

Cultural  

1. Waves composed of undulating electrical fields and magnetic fields. The different kinds of electromagnetic waves, such as light and radio waves, form the electromagnetic spectrum. All electromagnetic waves have the same speed in a vacuum, a speed expressed by the letter c (the speed of light) and equal to about 186,000 miles (or 300,000 kilometers) per second.

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Example Sentences

The technology can sift through vast quantities of data, including "satellite images, radar, electromagnetic waves, sound, drone images and sometimes real-time video," he added.

From Barron's • Mar. 7, 2026

The research capitalizes on the intriguing physical effect that GWs residing within a magnetic field can be converted to potentially detectable electromagnetic waves.

From Science Daily • Jun. 5, 2024

They engineered transmitters with carefully designed patterns so that the system can manipulate the strength, intensity and timing of the electromagnetic waves that are produced.

From Science Daily • Apr. 9, 2024

“Such a civilization could build a structure around the black hole that rotates with it and then drop asteroids or even electromagnetic waves into it what would be reflected with more energy.”

From Salon • Dec. 8, 2023

So the Hab canvas shields from electromagnetic waves.

From "The Martian" by Andy Weir