• synonyms


  1. Chemistry. a compound, as NaFeO2, formed when ferric oxide is combined with a more basic metallic oxide.
  2. Metallurgy. the pure iron constituent of ferrous metals, as distinguished from the iron carbides.
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Origin of ferrite

1875–80; < Latin ferr(um) iron + -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Historical Examples of ferrite

British Dictionary definitions for ferrite


  1. 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
  2. any of the body-centred cubic allotropes of iron, such as alpha iron, occurring in steel, cast iron, etc
  3. any of various microscopic grains, probably composed of iron compounds, in certain igneous rocks
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Word Origin for ferrite

C19: from ferri- + -ite 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for ferrite


1851, from Latin ferrum "iron" (see ferro-) + -ite (2).

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Online Etymology Dictionary, © 2010 Douglas Harper