Definition of electromagnet
: a core of magnetic material (such as iron) surrounded by a coil of wire through which an electric current is passed to magnetize the core
Recent Examples of electromagnet from the Web
On older screens, an electromagnet would bend the waves across the screen.
The new EMALS stores an enormous electrical charge -- enough to power 12,000 homes for three seconds -- and then quickly releases the current into massive electromagnets that push the shuttle down the track.
The Muon g-2 experiment that the electromagnet is part of has begun its search for phantom particles, lab officials said.
In 1832, after a painting trip to Europe, Morse returned home by ship, stumbling into a conversation with passengers about Michael Faraday’s electromagnet.
An electromagnet overhead lifts the steel rotor off its bearings, which allows it to spin quickly without requiring a lot of electricity.
The other interesting thing in a toaster is an electromagnet.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'electromagnet.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of electromagnet
ELECTROMAGNET Defined for English Language Learners
Definition of electromagnet for English Language Learners
: a piece of metal that becomes magnetic when an electric current is passed through or near it
ELECTROMAGNET Defined for Kids
Definition of electromagnet for Students
: a piece of iron encircled by a coil of wire through which an electric current is passed to magnetize the iron
Seen and Heard
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