electromagnet

[ ih-lek-troh-mag-nit ]

noun

1. a device consisting of an iron or steel core that is magnetized by electric current in a coil that surrounds it.

electromagnet

/ ɪˌlɛktrəʊˈmæɡnɪt /

noun

1. a magnet consisting of an iron or steel core wound with a coil of wire, through which a current is passed

electromagnet

/ ĭ-lĕk′trō-măg′nĭt /

1. 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. Electromagnets are used to convert electrical control signals into mechanical movements.
2. See Note at magnetism

electromagnet

¹

1. A magnet created by passing an electric current (see also current ) through coils of wire. Such magnets are widely used in common electrical systems.

electromagnet

²

1. A magnet created by passing an electric current (see also current ) through coils of wire. Electromagnets are widely used in common electrical systems.

Word History and Origins

Origin of electromagnet¹

First recorded in 1815–25; electro- + magnet

Example Sentences

In a typical haloscope, we generate this magnetic field using a big electromagnet called a superconducting solenoid.

From Singularity Hub 

The i4 and iX employ induction in their motors to create electromagnets.

From Popular-Science

In conventional tokamaks they are provided by enormous electromagnets made from superconducting wires that need to be cryogenically cooled.

From Singularity Hub 

Now allow the thread to unwind, and as the watch revolves, pass it back and forth near a powerful electromagnet.

From Project Gutenberg

It should be made of a good grade of steel, tempered and then magnetized by means of a powerful electromagnet.

From Project Gutenberg

A minute later, it reappeared with a large electromagnet and a relux plate, to which were attached a huge pair of silver busbars.

From Project Gutenberg

We can also wrap wires around this circular iron and make an electromagnet of it.

From Project Gutenberg

This is done by shaping the stationary magnet around the path of the rotating electromagnet.

From Project Gutenberg