English Reference

Word

electromagnetic

Phoneticselec·tro·mag·net·ic

US/ˌɪˌɫɛktɹoʊmæɡˈnɛtɪk/

UK/ɪlˌɛktɹəʊmɐɡnˈɛtɪk/

Definition

adj. relating to the way electricity and magnetism work together. It describes energy that travels in waves, like light, radio signals, or X-rays.

adj. relating to the interrelation of electric currents or fields and magnetic fields. Describes radiation consisting of waves of energy associated with electric and magnetic fields resulting from the acceleration of an electric charge.

Examples

“The sun sends electromagnetic waves to Earth.”

“Modern smartphones use electromagnetic signals to communicate with cell towers and transmit data wirelessly.”

“The entire electromagnetic spectrum includes everything from long-wavelength radio waves to high-frequency gamma rays, though only a small portion is visible to the human eye.”

Examples

simple

“The sun sends electromagnetic waves to Earth.”

contextual

“Modern smartphones use electromagnetic signals to communicate with cell towers and transmit data wirelessly.”

complex

“The entire electromagnetic spectrum includes everything from long-wavelength radio waves to high-frequency gamma rays, though only a small portion is visible to the human eye.”

Usage

Typically placed before the noun it modifies; often used in technical or scientific contexts to describe radiation, waves, or forces.

Real-World Examples

“These particles are expected to interact very weakly with ordinary matter and electromagnetic fields; hence, they would be difficult to detect in conventional particle physics experiments.”
Phys.org · 16 Aug 2026
“GPR works by transmitting electromagnetic waves into the ground.”
Phys.org · 14 Aug 2026
“Researchers have devoted considerable attention to the plasma's intense swirling motion and powerful electromagnetic fields.”
ScienceDaily · 3 Aug 2026

Etymology

From electro- + magnetic or electromagnet + -ic.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Collocations

electromagnetic spectrumelectromagnetic fieldelectromagnetic fieldselectromagnetic radiation

Word family

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

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