ferrite
Americannoun
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Chemistry. a compound, as NaFeO 2 , formed when ferric oxide is combined with a more basic metallic oxide.
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Metallurgy. the pure iron constituent of ferrous metals, as distinguished from the iron carbides.
noun
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any of a group of ferromagnetic highly resistive ceramic compounds with the formula MFe 2 O 4 , where M is usually a metal such as cobalt or zinc
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any of the body-centred cubic allotropes of iron, such as alpha iron, occurring in steel, cast iron, etc
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any of various microscopic grains, probably composed of iron compounds, in certain igneous rocks
Etymology
Origin of ferrite
1875–80; < Latin ferr ( um ) iron + -ite 1
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
My group has shown that we can replace the tiny circulating currents in a magnetized ferrite with mechanically rotating elements in a metamaterial.
From Scientific American ● Nov. 18, 2022
When a linearly polarized wave travels through a magnetized ferrite, the overall effect is to rotate the polarization, in some ways similar to the metamaterials discussed earlier.
From Scientific American ● Nov. 18, 2022
When we turn on the fans, the frequencies at which the cavity resonates are different for counterrotating sound waves, similar to how Zeeman splitting changes the energy of light’s interactions in a ferrite.
From Scientific American ● Nov. 18, 2022
Decent speakers can be two feet high with heavy ferrite magnet drivers hidden by gossamer cloth grilles.
From New York Times ● Jan. 3, 2019
Subsequent cooling gives a coarse texture, or an arrangement of ferrite, cementite and pearlite grains which is greatly coarsened, reflecting the condition of the austenite crystals from which they were born.
From The Working of Steel Annealing, Heat Treating and Hardening of Carbon and Alloy Steel by Colvin, Fred H. (Fred Herbert)
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
