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1. Any of a group of nonmetallic, ceramiclike, usually ferromagnetic compounds of ferric oxide with other oxides, especially such a compound characterized by extremely high electrical resistivity and used in computer memory elements, permanent magnets, and various solid-state devices. Also called ferrate.
2. Iron that has not combined with carbon, occurring commonly in steel, cast iron, and pig iron below 910°C.
1. (Elements & Compounds) any of a group of ferromagnetic highly resistive ceramic compounds with the formula MFe2O4, where M is usually a metal such as cobalt or zinc
2. (Elements & Compounds) any of the body-centred cubic allotropes of iron, such as alpha iron, occurring in steel, cast iron, etc
3. (Geological Science) any of various microscopic grains, probably composed of iron compounds, in certain igneous rocks
[C19: from ferri- + -ite1]
1. a magnetic compound of ferric oxide with another metallic oxide, used in computer memory cores and other electronic equipment.
2. the pure iron constituent of ferrous metals, as distinguished from the iron carbides.
[1875–80; < Latin ferr(um) iron]
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|Noun||1.||ferrite - a solid solution in which alpha iron is the solvent|
alpha iron - a magnetic allotrope of iron; stable below 906 degrees centigrade
pearlite - a lamellar mixture of cementite and ferrite formed during the cooling of austenite; a constituent of steel and cast iron