electromagnetic wave

noun
Updated on: 12 Nov 2017

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

Recent Examples of electromagnetic wave from the Web

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.

First Known Use of electromagnetic wave

1882


ELECTROMAGNETIC WAVE Defined for Kids

electromagnetic wave

noun

Definition of electromagnetic wave for Students

: 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

Medical Dictionary

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

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