Meaning of plane polarization

plane' polariza'tion

Pronunciation: (plān'pō'lu-rīzd"), [key]
— Optics. Optics.
  1. polarization of light in which the vibrations are confined to a single plane, that of the wave front. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.