Meaning of ELECTROMAGNETIC in English

adj. having both an electrical and a magnetic character or properties. electromagnetic radiation a kind of radiation including visible light, radio waves, gamma rays, X-rays, etc., in which electric and magnetic fields vary simultaneously. electromagnetic spectrum the range of wavelengths over which electromagnetic radiation extends. electromagnetic units a system of units derived primarily from the magnetic properties of electric currents.

Concise Oxford English dictionary.      Краткий оксфордский словарь английского языка.