radio wave


Definition of radio wave

: an electromagnetic wave with radio frequency

Examples of radio wave in a Sentence

Recent Examples on the Web

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 global sites allow NASA to remain in constant communication with spacecraft through radio waves picked up by antenna. David Grossman, Popular Mechanics, "NASA Probe Gets Closer to Sun Than Any Human-Made Object in History," 30 Oct. 2018 Verizon has spent billions of dollars for rights to previously unused radio waves at the high end of the frequency spectrum. Mae Anderson, The Seattle Times, "Can wireless challenge cable for home internet service?," 1 Oct. 2018 Such radio waves also have huge wavelengths, in the tens and hundreds of meters, so observations could require a telescope a few kilometers across, Manchester estimates. Steve Nadis, Discover Magazine, "The Tiny Satellites That Might Fly to Another Solar System," 18 Oct. 2018 Underwater, however, radio waves can only travel a few inches before petering out. Avery Thompson, Popular Mechanics, "Clever New Tech Could Let Subs and Planes Talk Directly," 22 Aug. 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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Last Updated

11 Feb 2019

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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 \

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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