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 use the quantum properties of electrons to measure changes in an external magnetic field. The Physics Arxiv Blog, Discover Magazine, 31 Jan. 2025 The science payload to be landed there includes seismometers, a drill to allow emplacement of heat flow and electrical conductivity probes, and instruments to study the magnetic field and surface weathering. Richard Tribou, Orlando Sentinel, 30 Jan. 2025 Matter that isn't fed to the central black hole can be channeled to its poles by powerful magnetic fields, from where it is blasted out as astrophysical jets. Robert Lea, Space.com, 29 Jan. 2025 Curiosities Expand your knowledge with these intriguing reads: — Molten metals in Earth’s core generate a constantly moving magnetic field, which means the magnetic north pole isn’t fixed. Ashley Strickland, CNN, 26 Jan. 2025 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 5 Feb. 2025.

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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