ferrite

noun fer·rite \ ˈfer-ˌīt \

Definition of ferrite

1 : any of several magnetic substances that consist essentially of ferric oxide combined with the oxides of one or more other metals (such as manganese, nickel, or zinc), have high magnetic permeability and high electrical resistivity, and are used especially in electronic devices

2 : a solid solution in which alpha iron is the solvent

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ferritic

play \fə-ˈri-tik, fe-\ adjective

Recent Examples of ferrite from the Web

Its supersonic speed and low radar profile (owing to its swept design and black ferrite iron radar-absorbing paint) made the Blackbird a difficult target.

— erik schechter, Popular Mechanics, "What Made the SR-71 Blackbird Such a Badass Plane," 28 Apr. 2015
Magnets that produce the power needed for EVs are rare-earth magnets, a type that’s lighter and can produce a stronger field (and thus more torque) than old-style ferrite magnets.

— bengt halvorson, Car and Driver, "Toyota’s New Electric Motor Cuts Need for Costly (and Overwhelmingly China-Sourced) Rare-Earth Metal," 27 Feb. 2018
This is coiled around a piece of ferrite (a substance made of oxides of iron and other metals) that amplifies the magnetic field generated.

— The Economist, "Electric carsIt is now practical to refuel electric vehicles through thin air," 28 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ferrite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.