Kerr effect

noun Physics.

the double refraction of light in certain substances, produced by an electric field.

Origin of Kerr effect

1905–10; named after John Kerr (1824–1907), Scottish physicist Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for kerr effect

Kerr effect


Also called: electro-optical effect the production of double refraction in certain transparent substances by the application of a strong electric field
Also called: magneto-optical effect a slight elliptical polarization of plane polarized light when reflected from one of the poles of a strong magnet

Word Origin for Kerr effect

C19: named after John Kerr (1824–1907), Scottish physicist
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012