tritanopia


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Related to tritanopia: deuteranopia, tritanomaly

tritanopia

[‚trīt·ən′ō·pē·ə]
(medicine)
A defect in a third constituent essential for color vision, as in violet blindness.
References in periodicals archive ?
The prevalence of Deuteranomaly was highest among different male ethnic populations and that of Tritanopia was the lowest.
21,23) The involvement of the S-cones is also suggested by an increased zone of foveal tritanopia (a tritanopic defect present in normal central vision due to the absence of S-cones) found in some diabetic patients.
Dichromacy is further divided into protanopia, deuteranopia and tritanopia.