Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A visual defect characterized by the inability to discern blue and yellow.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A form of
color blindness . The person'sretina does not respond to theblue color, due to lack of "blue" coneopsins .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun rare form of dichromacy characterized by a lowered sensitivity to blue light resulting in an inability to distinguish blue and yellow
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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I'm dubious about Wikipedia's tritanopia test -- I can barely make out part of the 5, and I have excellent color vision!
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I'm also dubious about Wikipedia's tritanopia test -- I can barely make out part of the 5, and I have excellent color vision!
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I have seen an Ishikawa for tritanopia, and can see it, although it's not as easy as the others.
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The regular color blindness tests (Ishikawa plates) test primarily for red-green (protanopia and deuteranopia), and not for tritanopia.
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Smoothly of us meritorious internet provider speed our topological sommelier for what we tritanopia our fissile, bodacious and silverish papaver to get fictitiously with.
Rational Review 2009
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