Word Study
electro-magnetic
CIDE DICTIONARY
electro-magnetic, a.
Of or pertaining to electromagnetism. [1913 Webster]
Electro-magnetic engine, an engine in which the motive force is electro-magnetism. -- Electro-magnetic theory of light (Physics), a theory of light which makes it consist in the rapid alternation of transient electric currents moving transversely to the direction of the ray.
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