trichroism

[ trahy-kroh-iz-uhm ]

noun

, Crystallography.

1. pleochroism of a biaxial crystal such that it exhibits three different colors when viewed from three different directions under transmitted light.

trichroism

/ ˈtraɪkrəʊˌɪzəm /

noun

1. a property of biaxial crystals as a result of which they show a perceptible difference in colour when viewed along three different axes See pleochroism

Derived Forms

• triˈchroic, adjective

Word History and Origins

Origin of trichroism¹

First recorded in 1840–50; trichro(ic) + -ism

Word History and Origins

Origin of trichroism¹

C19: from Greek trikhroos three-coloured, from tri- + khrōma colour