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electromagnetic wave
Found in thesaurus: radiation
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electromagnetic wave
wave of radiation from the electromagnetic spectrum
| English Wikipedia - The Free Encyclopedia | Download this dictionary |
Electromagnetic radiation
Electromagnetic radiation (EM radiation or EMR) is the radiant energy released by certain electromagnetic processes. Visible light is one type of electromagnetic radiation; other familiar forms are invisible electromagnetic radiations, such as radio waves, infrared light and X rays.
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| WordNet 2.0 | Download this dictionary |
electromagnetic wave
Noun
1. radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge
(synonym) electromagnetic radiation, nonparticulate radiation
(hypernym) radiation
(hyponym) actinic radiation, actinic ray
(part-meronym) photon
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electromagnetic wave (EMW)
A wave produced by the interaction of time-varying electric and magnetic fields.
| General Chemistry Glossary | Download this dictionary |
electromagnetic radiation (electromagnetic wave)
A wave that involves perpendicular oscillations in the electric and magnetic fields, moving at a speed of 2.99792458×108 m/s in a vacuum away from the source. gamma rays , x-rays , ultraviolet light , visible light , infrared radiation ,and radio waves are all electromagnetic waves.
