Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A person capable of identifying four primary colors, rather than three (
trichromat ).
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
From Ancient Greek tetra (four) + chroma (color)
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Examples
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And I think it's a bit difficult to know exactly how a non-human tetrachromat perceives light and color, though it's an intriguing possibility.
The Color Wheel, Part 2 James Gurney 2010
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the difference being that you need two angles meaning that if you are tetrachromat, you have to consider a color "sphere" to describe hues, not a color "circle".
Charting Pigments James Gurney 2010
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Tetrachromats, as they are called, are theoretically able to see some 100 million colours, differentiating between segments of the rainbow the rest of us can only imagine.
The science of colour is upending our relationship with screens Condé Nast 2020
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