electromagnetic field

American  

noun

Electricity.

1. the coupled electric and magnetic fields that are generated by time-varying currents and accelerated charges.

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electromagnetic field British  

noun

1. a field of force associated with a moving electric charge equivalent to an electric field and a magnetic field at right angles to each other and to the direction of propagation

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Example Sentences

And a person’s exposure to the electromagnetic field, or EMF, from a solar farm is roughly the same as what they would encounter from ordinary household appliances, according to researchers.

From Salon • Apr. 27, 2026

“My own efforts during the past four decades have been dedicated to rescuing the founders from the electromagnetic field we have constructed around them,” he writes.

From The Wall Street Journal • Oct. 26, 2025

They identify how fluid moves through rocks by pulsing an electromagnetic field into the earth.

From BBC • Apr. 20, 2025

Scientists can infer the value of the QGP's electrical conductivity from how much the electromagnetic field deflects charged particles such as electrons, quarks, and protons.

From Science Daily • May 17, 2024

Maxwell’s equations predicted that there could be wavelike disturbances in the combined electromagnetic field, and that these would travel at a fixed speed, like ripples on a pond.

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