Definition of electromagnetism noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ɪˌlektrəʊˈmæɡnətɪzəm//
; NAmE NAmE//ɪˌlektroʊˈmæɡnətɪzəm//
[uncountable] (physics) Energy and physical forces
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the production of a magnetic field by means of an electric current, or of an electric current by means of a magnetic field See related entries: Energy and physical forces
See the Oxford Advanced American Dictionary entry: electromagnetism