trichroism

[ trahy-kroh-iz-uhm ]
/ ˈtraɪ kroʊˌɪz əm /

noun Crystallography.

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

QUIZZES

BEAT THE DOLDRUMS WITH THIS WORD OF THE DAY QUIZ!

We know you’ll tackle this quiz totis viribus! See how many words from the week of Oct 12–18, 2020 you get right!
Question 1 of 7
What does “Indigenous” mean?

Origin of trichroism

First recorded in 1840–50; trichro(ic) + -ism
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for trichroism

trichroism
/ (ˈtraɪkrəʊˌɪzəm) /

noun

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

Derived forms of trichroism

trichroic, adjective

Word Origin for trichroism

C19: from Greek trikhroos three-coloured, from tri- + khrōma colour
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012