dichroism

noun
di·chro·ism | \ ˈdī-(ˌ)krō-ˌi-zəm \

Definition of dichroism 

: the property of some crystals and solutions of absorbing one of two plane-polarized components of transmitted light more strongly than the other also : the property of exhibiting different colors by reflected or transmitted light — compare circular dichroism

First Known Use of dichroism

1819, in the meaning defined above

History and Etymology for dichroism

Greek díchroos, díchrous "of two colors" + -ism, after French dichroïte, name for cordierite, a mineral exhibiting dichroism — more at dichroic

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The first known use of dichroism was in 1819

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dichroism

noun
di·chro·ism | \ ˈdī-(ˌ)krō-ˌiz-əm \

Medical Definition of dichroism 

: the property of some crystals and solutions of absorbing one of two plane-polarized components of transmitted light more strongly than the other also : the property of exhibiting different colors by reflected or transmitted light — compare circular dichroism sense 1

More from Merriam-Webster on dichroism

Britannica.com: Encyclopedia article about dichroism

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