yellow-blindness
Noun: A rare form of dichromacy (color vision deficiency) in which there is a lowered or absent sensitivity to yellow light. This condition is so uncommon that its existence as a distinct type has been debated.
This is a technical medical term used in ophthalmology and the study of vision. * The study aimed to investigate the validity of yellow-blindness as a clinical diagnosis. * Some researchers question whether true yellow-blindness exists as a separate condition from other color vision deficiencies.
- The term is often discussed in the context of dichromacy, a type of color blindness where only two of the three types of cone cells in the eye function properly.
- Tritanopia (n): A more commonly accepted and specific term for blue-yellow color blindness, which includes difficulty distinguishing between blue and green, and yellow and violet/red. is sometimes considered a component or a historical term related to tritanopia.
- Dichromacy (n): The general category of color blindness encompassing conditions like protanopia, deuteranopia, and tritanopia.
- Tritanomaly (specifically refers to reduced sensitivity, not complete absence)
- Blue-yellow color blindness (broader, more common term)
This term refers specifically to a deficiency in perceiving the yellow portion of the light spectrum. It is distinct from the more common red-green color blindness. Its extreme rarity means it is primarily of academic interest in vision science.
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a form of dichromacy characterized by lowered sensitivity to yellow light; so rare that its existence has been questioned
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