electromagnetic wave

noun

Definition of electromagnetic wave

: one of the waves that are propagated by simultaneous periodic variations of electric and magnetic field intensity and that include radio waves, infrared, visible light, ultraviolet, X-rays, and gamma rays

Examples of electromagnetic wave in a Sentence

Recent Examples on the Web Both visible light and radio waves are types of electromagnetic wave. Rhett Allain, Wired, "Here's How You Can 'See' Molecules—on a Whole 'Nother Planet," 26 Sep. 2020 Despite their personal struggles, the two eventually manage to overcome their opponent, creating an electromagnetic wave that short-circuits every robot in the vicinity — including Coulson! Sousa is a fun addition to the ensemble. Christian Holub, EW.com, "Agents of S.H.I.E.L.D. recap: The truth is out there," 11 June 2020 If possible, keep it away from other devices that use electromagnetic waves; that includes baby monitors, wireless keyboards, and even microwaves. 2. Wired Staff, Wired, "11 Ways to Upgrade Your Wi-Fi and Make Your Internet Faster," 21 May 2020 Though the word radiation always conjures up a little something frantic in the gut, there is a diverse spectrum of electromagnetic waves, with big differences among them. Kaitlyn Tiffany, The Atlantic, "Something in the Air," 14 May 2020 Beginning in the 19th century, physicists such as Michael Faraday and James Clerk Maxwell developed the theory of electromagnetic waves. Mark P. Mills, National Review, "The Auspicious History — and Future — of Basic Science Research," 29 Apr. 2020 If possible, keep it away from other devices that use electromagnetic waves—that means baby monitors, wireless keyboards, and even microwaves. David Nield, Wired, "How to Upgrade Your Home Wi-Fi and Get Faster Internet," 15 Mar. 2020 An electromagnetic wave is an oscillating electric field that creates an oscillating magnetic field that creates an oscillating electric field. Rhett Allain, WIRED, "Get to Know Maxwell's Equations—You're Using Them Right Now," 6 Aug. 2019 To determine that structure, her student Neil Sapra used a computer to simulate how different patterns would interact with incoming electromagnetic waves. Sophie Bushwick, Scientific American, "New Particle Accelerator Fits on a Silicon Chip," 4 Jan. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'electromagnetic 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 electromagnetic wave

1882, in the meaning defined above

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Time Traveler for electromagnetic wave

Time Traveler

The first known use of electromagnetic wave was in 1882

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Statistics for electromagnetic wave

Cite this Entry

“Electromagnetic wave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/electromagnetic%20wave. Accessed 25 Feb. 2021.

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More Definitions for electromagnetic wave

electromagnetic wave

noun

Kids Definition of electromagnetic wave

: a wave (as a radio wave or wave of light) that travels at the speed of light and consists of a combined electric and magnetic effect

electromagnetic wave

noun

Medical Definition of electromagnetic wave

: one of the waves that are propagated by simultaneous periodic variations of electric and magnetic field intensity and that include radio waves, infrared, visible light, ultraviolet, X-rays, and gamma rays

More from Merriam-Webster on electromagnetic wave

Britannica.com: Encyclopedia article about electromagnetic wave

Comments on electromagnetic wave

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