Verdet constant

noun

Ver·​det constant

ˌvərˈdā-

: a constant that expresses the effect of a magnetic field in rotating the plane of polarization of plane polarized light when it traverses a transparent substance placed in the field and that is equal to the rotation produced in one centimeter length of the substance by a magnetic field of one gauss

Word History

Etymology

after Marcel Emile Verdet †1866 French mathematician

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