Found 2 items, similar to pleochroism.
English → English (WordNet) Definition: pleochroism pleochroism n : the phenomenon of different colors appearing when certain crystals are viewed from different directions
English → English (gcide) Definition: Pleochroism Pleochroism \Ple*och"ro*ism\, n. [Gr.? mor? + ? color.] (Crystallog.) The property possessed by some crystals, of showing different colors when viewed in the direction of different axes. [1913 Webster]