Kerr cell

[ kahr, kur ]
/ kɑr, kɜr /

noun Physics.

a transparent cell filled with a fluid, usually nitrobenzene, and containing two electrodes placed between two polarizing light filters, suitable for demonstrating the Kerr effect and often used as a high-speed camera shutter.

Origin of Kerr cell

First recorded in 1925–30; see origin at Kerr effect