radio wave


Definition of radio wave

: an electromagnetic wave with radio frequency

Examples of radio wave in a Sentence

Recent Examples on the Web

The purpose of a Faraday cage is to block out all electronic signals, including radio waves. David Grossman, Popular Mechanics, "Some Humans Can Detect the Earth's Magnetic Field," 19 Mar. 2019 In other words, radio waves and X-rays and visible light were all part of the same electromagnetic spectrum. Meg Neal, Popular Mechanics, "The Eternal Quest for Aether, the Cosmic Stuff That Never Was," 19 Oct. 2018 The discovery adds to astronomers’ understanding of phenomena known as fast radio bursts, or FRBs, which are magnificently energetic flashes of radio waves that last for mere fractions of a second. National Geographic, "Mystery Radio Bursts From Space Just Got Even Weirder," 10 Jan. 2018 So, picture a radio wave traveling outward from somewhere above the surface of a neutron star. Chris Lee, Ars Technica, "Pulsars could convert dark matter into something we could see," 20 Dec. 2018 As that galaxy’s gas, dust, stars, and possible planets grind together, jets of X-rays, radio waves, and ultra-high-energy particles blast out. Ian Haydon,, "For the first time, scientists harness 'ghost particles' to study the universe and its black holes," 12 July 2018 At that point, the radio wave will be reflected, and the deceleration will be reversed. Chris Lee, Ars Technica, "Pulsars could convert dark matter into something we could see," 20 Dec. 2018 Put on by the renowned iHeartMedia, the national concert tour is announced and promoted throughout radio waves as an annual celebration for the best in pop. Jeff Benjamin, Teen Vogue, "Monsta X on Proving Themselves in the United States and Meeting Some of Pop's Biggest Names," 26 Dec. 2018 The Federal Communications Commission will begin the first of two auctions for extremely high-frequency spectrum licenses on Wednesday, raising cash from a type of radio wave once considered useless for wireless service. Drew Fitzgerald, WSJ, "Once-Worthless Radio Waves Get New Life in Spectrum Auction," 14 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'radio wave.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of radio wave

1915, in the meaning defined above

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Dictionary Entries near radio wave




radio wave


radish tree


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Time Traveler for radio wave

The first known use of radio wave was in 1915

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More Definitions for radio wave

radio wave


English Language Learners Definition of radio wave

: an electromagnetic wave that is used for sending signals through the air without using wires

radio wave


Kids Definition of radio wave

: an electromagnetic wave used in radio, television, or radar communication

radio wave

ra·​dio wave | \ ˈrād-ē-ō-ˌwāv How to pronounce radio wave (audio) \

Medical Definition of radio wave

: an electromagnetic wave with radio frequency

More from Merriam-Webster on radio wave

Rhyming Dictionary: Words that rhyme with radio wave Encyclopedia article about radio wave

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to move with exaggerated bouncy motions

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