Definition of electromagnetism
1 : magnetism developed by a current of electricity
2a : a fundamental physical force that is responsible for interactions between charged particles which occur because of their charge and for the emission and absorption of photons, that is about a hundredth the strength of the strong force, and that extends over infinite distances but is dominant over atomic and molecular distances —called also electromagnetic force — compare gravity 3a(2), strong force, weak forceb : a branch of physical science that deals with the physical relations between electricity and magnetism
From the M-W Editors
Recent Examples of electromagnetism from the Web
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Building and studying this project provides the satisfaction of creating an amazing bit of technology, and the opportunity to explore magnetism, electromagnetism, electric motors, solar power generation, and personal manufacturing.
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First Known Use of electromagnetism
1821
ELECTROMAGNETISM Defined for English Language Learners
electromagnetism
playDefinition of electromagnetism for English Language Learners
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: a magnetic field that is produced by a current of electricity
Medical Dictionary
electromagnetism
playMedical Definition of electromagnetism
1: magnetism developed by a current of electricity
2: physics dealing with the relations between electricity and magnetism
Learn More about electromagnetism
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Spanish Central: Translation of electromagnetism Nglish: Translation of electromagnetism for Spanish speakers Britannica.com: Encyclopedia article about electromagnetism
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