nickel-iron

noun

Definition of nickel-iron 

: an alloy of nickel and iron (Ni,Fe) occurring native terrestrially in pebbles, grains, and fine scales and in meteorites as fine borders about and intimate intergrowths with kamacite

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History and Etymology for nickel-iron

probably partial translation of German nickeleisen, from nickel + eisen iron

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occurring twice a year or every two years

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