偏へん光こう子しへんこうしMeanings1nounpolarizer; polarizing prismphysicsTechnical term in physics for a device that produces polarized light.偏へん光こう子しを通とおすと、光ひかりは特とく定ていの方ほう向こうに振しん動どうするようになる。When light passes through a polarizer, it vibrates in a specific direction.