DICHROISM

n. Diak'ro-iaz'm. Lat., dichroism us (from fit's, doubly, and xpoiG"-", to color). Fr., dichro'is me. Ger., Dichroism us, Zweifaruigkeit. That property of a substance by which it appears to be of one color by direct light and of another by transmitted light. [A, 301 (a, 21).] [s. 563]