Meaning & use
electromagnetic
Last updated
UK/ɪˌlektrəʊmæɡˈnetɪk/
US/ɪˌlɛktroʊmæɡˈnɛtɪk/
Meanings
adjectivebefore a nounphysics
Involving both electricity and magnetism, which act together in fields and waves.
Grammar: Comes before a noun: electromagnetic field.
Light is an electromagnetic wave.
The device produces an electromagnetic field.
adjectivebefore a nountechnical
Relating to a device that uses an electric current to make a magnet.
Grammar: Applies to devices such as locks and brakes.
The door uses an electromagnetic lock.
Cranes use electromagnetic lifting plates.
Common combinations
- electromagnetic radiation
- Radio waves are electromagnetic radiation.
- electromagnetic spectrum
- Visible light is part of the electromagnetic spectrum.
- electromagnetic field
- Wires create an electromagnetic field.
- electromagnetic wave
- An electromagnetic wave travels at light speed.
- electromagnetic interference
- Electromagnetic interference disrupted the signal.
Word family
- electromagnet noun
- a magnet powered by electric current
- electromagnetism noun
- the force linking electricity and magnetism
Practice
Which is part of the electromagnetic spectrum?
Choose one answer.
X-rays are electromagnetic waves. Sound, ocean and seismic waves need matter to travel.
Make it your own
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