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Definition of "electromagnetic wave" []

  • A wave of energy having a frequency within the electromagnetic spectrum and propagated as a periodic disturbance of the electromagnetic field when an electric charge oscillates or accelerates. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Words like "electromagnetic wave"
beam line microwave ray
radiation x-radiation radio wave radio emission
gamma ray actinic radiation actinic ray black-body radiation
blackbody radiation gamma radiation roentgen ray hertzian wave
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