Definition of permalloy in English:

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Pronunciation: /ˈpəːməlɔɪ/


[mass noun]
An alloy of nickel and iron that is easily magnetized and demagnetized, used in electrical equipment.
Example sentences
  • He and his colleagues deposited exquisitely thin loops of an easily magnetized nickel-iron compound called permalloy onto silicon wafers.
  • The readback portion of the head is a conventional permalloy shielded, bottom spin valve sensor.


1920s: from permeable + alloy.

For editors and proofreaders

Line breaks: perm|al¦loy

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