tritanopia

tri·tan·o·pi·a  (trt-np-)

n.

A visual defect characterized by the inability to discern blue and yellow.

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[Greek tritos, third; see trei- in Indo-European roots + Greek anpi, blindness (an-, not; see a-¹ + -pi, -opia), so called because blue is considered the third of the primary colors.]

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tritanopia

a defect of the eyesight in which the retina does not respond to blue and yellow. — tritanope, n. — tritanopic, adj.

See also: Eyes

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a defect of the eyesight in which the retina does not respond to blue and yellow. — tritanope, n. — tritanopic, adj.

See also: Color

Thesaurus

Noun

1.

tritanopia - rare form of dichromacy characterized by a lowered sensitivity to blue light resulting in an inability to distinguish blue and yellow blue-blindness yellow-blue color blindness, yellow-blue dichromacy - confusion of yellow and blue