Search Result for "kerr cell":
Wordnet 3.0

NOUN (1)

1. optical device consisting of a transparent cell with two electrodes between two polarizing media; passes light only if the two planes of polarization are parallel; used as a high-speed shutter or to modulate a laser beam; 



WordNet (r) 3.0 (2006):

Kerr cell
    n 1: optical device consisting of a transparent cell with two
         electrodes between two polarizing media; passes light only
         if the two planes of polarization are parallel; used as a
         high-speed shutter or to modulate a laser beam