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
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These events interact with the Earth’s magnetic field, often pulling aurora borealis below the Canadian border. Ty Roush, Forbes, 1 Nov. 2024 Researchers in the School of Mechanical and Aerospace Engineering (MAE) at Nanyang Technological University, Singapore (NTU Singapore), have built on earlier work to create a grain-sized soft robot that can enter the body and be controlled by magnetic fields to travel to a specific target. New Atlas, 25 Oct. 2024 The ‘cyborg experiment’ During the September mission, the Polaris Dawn crew conducted the first commercial spacewalk as well as ventured into the lower band of Earth’s Van Allen radiation belts, which are areas within Earth’s magnetic field where pools of radiation from the sun lie trapped. Jackie Wattles, CNN, 25 Oct. 2024 Our planet’s magnetic field shields Earth’s biosphere and atmosphere from barrages of high-energy cosmic rays and dangerous outbursts of solar particles and radiation. Saima S. Iqbal, Scientific American, 23 Oct. 2024 See all Example Sentences for magnetic field 

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 15 Nov. 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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