the property of some minerals of absorbing selectively various wavelengths of light and of displaying different colors when looked at in the directions of the different crystal axes
Origin of pleochroism; from pleo- + Classical Greek chr?s, color (see -chroous) + -ism
The property possessed by some crystals of exhibiting different colors, especially three different colors, when viewed along different axes.
Origin of pleochroismpleo– + Greek khr&omacron;s, color + –ism.
(countable and uncountable, plural pleochroisms)