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A magnet consisting essentially of a coil of insulated wire wrapped around a steel or iron core that is magnetized only when current flows through the wire.
(General Physics) a magnet consisting of an iron or steel core wound with a coil of wire, through which a current is passed
e•lec•tro•mag•net(ɪˌlɛk troʊˈmæg nɪt)
a device consisting of an iron or steel core that is magnetized by electric current in a coil that surrounds it.
A device consisting of a coil of insulated wire wrapped around an iron core that becomes magnetized when an electric current flows through the wire. See Note at magnetism.
A temporary magnet produced when electric current flows through wire that has been coiled around soft iron.
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|Noun||1.||electromagnet - a temporary magnet made by coiling wire around an iron core; when current flows in the coil the iron becomes a magnet|
armature - coil in which voltage is induced by motion through a magnetic field
electric bell - a bell activated by the magnetic effect of an electric current
magnet - (physics) a device that attracts iron and produces a magnetic field
magnetic head - an electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved