pleochroic

 
Pronunciation: /ˌpliːə(ʊ)ˈkrəʊɪk/

adjective

  • (of a crystal) absorbing different wavelengths of light differently depending on the direction of incidence of the rays or their plane of polarization, often resulting in the appearance of different colours according to the direction of view.

Derivatives

pleochroism

noun

Origin:

mid 19th century: from pleo- 'more' + khrōs 'colour' + -ic