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electromagnetic

American  
[ih-lek-troh-mag-net-ik] / ɪˌlɛk troʊ mægˈnɛt ɪk /

adjective

  1. of or relating to electromagnetism or electromagnetic fields.


electromagnetic British  
/ ɪˌlɛktrəʊmæɡˈnɛtɪk /

adjective

  1. of, containing, or operated by an electromagnet

    an electromagnetic pump

  2. of, relating to, or consisting of electromagnetism

    electromagnetic moment

  3. of or relating to electromagnetic radiation

    the electromagnetic spectrum

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Derived Forms

Etymology

Origin of electromagnetic

First recorded in 1815–25; electro- + magnetic

Explanation

The adjective electromagnetic describes a powerful natural force that's caused by an electrical charge. Objects that have an electromagnetic charge act like ordinary magnets, attracting and repelling other objects — but the source of their magnetism is an electric current flowing inside them. Electromagnetic, a combination of electric and magnetic, dates from the 1820s, soon after the force itself was discovered by a Danish scientist who noticed a magnetic compass needle moving when it was close to a live electric wire.

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Vocabulary lists containing electromagnetic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

To test the theory, Fang and Si conducted laboratory experiments using a thin layer of water driven by electromagnetic forces.

From Science Daily • Jun. 3, 2026

It expands the simulation in Syopsys’ chip design software to include electrical, thermal, electromagnetic, and mechanical effects, shortening the chip design pipeline for the increasingly complex architectures coming from AI chip makers.

From Barron's • May 27, 2026

By exciting the eigenmodes of singular dielectric cavities, the microscope generates highly localized electromagnetic fields.

From Science Daily • May 21, 2026

The aircraft use advanced sensors to "intercept and analyse signals across the electromagnetic spectrum, providing real-time strategic and tactical intelligence", according to the RAF website.

From BBC • May 20, 2026

Eventually there would be what is called a phase transition and the symmetry between the forces would be broken: the strong force would become different from the weak and electromagnetic forces.

From "A Brief History of Time: And Other Essays" by Stephen Hawking

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