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electromagnetic radiation

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electromagnetic radiation

–noun Physics.
radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x-rays, and gamma rays.

Origin:
1950–55
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Cultural Dictionary

electromagnetic radiation

Any type of electromagnetic wave.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: electromagnetic radiation
Function: noun
: a series of electromagnetic waves
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

electromagnetic radiation e·lec·tro·mag·net·ic radiation (ĭ-lěk'trō-māg-nět'ĭk)
n.
Radiation originating in a varying electromagnetic field, such as visible light, radio waves, x-rays, and gamma rays.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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