bi·re·frin·gence /ˌbaɪrɪˈfrɪnʤən(t)s/
bi·re·frin·gence /ˌbaɪrɪˈfrɪnʤən(t)s/ 名詞
birefringence 雙折射
birefringence n : splitting a ray into two parallel rays polarized perpendicularly [syn: double refraction]