magnetic flux

noun

: a measure of magnetic induction represented by lines of force

Examples of magnetic flux in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
These energy values depend on the crystal’s magnetic flux, which measures how much force the electron is subjected to. — Lyndie Chiou, Wired News, 1 Nov. 2025 The magnet induces the magnetic flux change needed to initiate the plasma and maintain the plasma current during the burn time. — Aman Tripathi, Interesting Engineering, 29 Apr. 2026 That characteristic means the material is a very effective conductor of magnetic flux, so it can be used to concentrate and direct the field in the motor. — IEEE Spectrum, 19 Nov. 2025 When a receiving coil on board the vessel is positioned within this field, the changing magnetic flux induces an electric current in the receiving coil through electromagnetic induction, without contact. — New Atlas, 5 May 2026 See All Example Sentences for magnetic flux

Word History

First Known Use

1896, in the meaning defined above

Time Traveler
The first known use of magnetic flux was in 1896

Rhymes for magnetic flux

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Browse Nearby Words

magnetic fluid clutch
magnetic flux
magnetic flux density
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Cite this Entry

“Magnetic flux.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnetic%20flux. Accessed 7 Jul. 2026.

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More from Merriam-Webster on magnetic flux

Britannica.com: Encyclopedia article about magnetic flux

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