Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The property possessed by certain minerals of exhibiting three different colors when viewed from three different directions under white lights.
from The Century Dictionary.
- noun The property possessed by some crystals of exhibiting different colors in three different directions when viewed by transmitted light.
- noun In biology, trimorphism in the coloring of a species.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Min.) The quality possessed by some crystals of presenting different colors in three different directions.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The property of some optically
anisotropic crystals oftransmitting differentcolours oflight in three different spatial directions.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun pleochroism of a crystal so that it exhibits three different colors when viewed from three different directions
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[From Greek trikhroos, three-colored : tri-, tri- + khrōs, color.]
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Examples
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It displays a rare property called trichroism, displaying three colors sapphire blue, ruby red and amethyst purple, depending on which of its three axes you look at.
In Pictures: Highlights Of Marc Weill's Mineral Collection Missy Sullivan 2006
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