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 Among the nearly 100 Jovian moons that encircle the gas giant, JUICE’s primary study subject is none other than Ganymede, a lunar behemoth that hosts its own magnetic field—the only moon with that distinction—and boasts a complex core. Shi En Kim, Smithsonian Magazine, 5 Sep. 2024 During the flyby, which culminated at 21:48 UTC on Sept. 4, BepiColombo took images and tested 10 scientific instruments, which included taking measurements of how the solar wind interacts with the planet's magnetic field. Jamie Carter, Forbes, 5 Sep. 2024 It's made up of three kinds of radiation: particles trapped in Earth's magnetic field, particles from solar flares and galactic cosmic rays, NASA said. Mary Kekatos, ABC News, 5 Sep. 2024 These dark regions, some of which can reach the size of Earth or larger, are driven by the sun’s strong and constantly shifting magnetic fields. Ashley Strickland, CNN, 15 Aug. 2024 See all Example Sentences for magnetic field 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'magnetic field.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1845, in the meaning defined above

Time Traveler
The first known use of magnetic field was in 1845

Dictionary Entries Near magnetic field

Cite this Entry

“Magnetic field.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnetic%20field. Accessed 1 Oct. 2024.

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

More from Merriam-Webster on magnetic field

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