magnetic field

noun

: the portion of space near a magnetic body or a current-carrying body in which the magnetic forces due to the body or current can be detected

Examples of magnetic field in a Sentence

Recent Examples on the Web

Uranus has largely been defined by data gathered during Voyager 2’s flyby, but another, more detailed visit to the ice giant, which rotates on its side, is overdue to shed light on the planet’s atmospheric dynamics, complex magnetic field and what led to the creation of its extreme tilt and rings. —Ashley Strickland, CNN Money, 21 Aug. 2025

The typical wireless phone charger has a coil that uses electricity to create a very small magnetic field. —Bestreviews, Chicago Tribune, 20 Aug. 2025

Coronal holes are open regions in the sun's magnetic field, which allow solar wind to escape more easily. —Daisy Dobrijevic, Space.com, 18 Aug. 2025

As the solar wind increases in speed and the interplanetary magnetic field embedded in the solar wind turns southward, the geomagnetic activity will increase and the aurora will become brighter, more active, and move further from the poles. —Anna Commander, MSNBC Newsweek, 18 Aug. 2025

Word History

First Known Use

1845, in the meaning defined above

Rhymes for magnetic field

• afield
• airfield
• annealed
• appealed
• brownfield
• coalfield
• concealed
• congealed
• cornfield
• downfield
• goldfield
• hayfield

Kids Definition

magnetic field

noun

: the portion of space near a magnetic body or a body carrying an electric current within which magnetic forces due to the body or current can be detected

Medical Definition

magnetic field

noun

: the portion of space near a magnetic body or a current-carrying body in which the magnetic forces due to the body or current can be detected

the magnetic field of the heart