Helmholtz coil

noun Helm·holtz coil \ˈhel|mˌhōlts, ˈheu̇|\

Definition of Helmholtz coil

  1. :  one of two equal parallel coaxial circular coils in series that are separated from each other by a distance equal to the radius of one coil for producing an approximately uniform magnetic field in the space between the coils

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Origin and Etymology of helmholtz coil

after Hermann L.F. von Helmholtz †1894 German physicist

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to criticize severely

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