tritanopia

[ trahyt-n-oh-pee-uh ]
/ ˌtraɪt nˈoʊ pi ə /

noun Ophthalmology.

a defect of vision in which the retina fails to respond to blue and yellow.

Origin of tritanopia

< New Latin, equivalent to trit- (< Greek trítos third) + an- an-1 + -opia -opia

OTHER WORDS FROM tritanopia

trit·an·op·ic [trahyt-n-op-ik] /ˌtraɪt nˌɒp ɪk/, adjective

Words nearby tritanopia

trisulphide, trisyllable, trit., tritagonist, tritanomaly, tritanopia, trite, tritheism, trithing, tritiate, triticale

British Dictionary definitions for tritanopia

tritanopia
/ (ˌtraɪtəˈnəʊpɪə, ˌtrɪt-) /

noun

a form of colour blindness in which there is a tendency to confuse blues and greens and in which sensitivity to blue is reduced

Derived forms of tritanopia

tritanopic (ˌtraɪtəˈnɒpɪk, ˌtrɪt-), adjective

Word Origin for tritanopia

C19/20: from New Latin, from Greek tritos third + New Latin anopia blindness; signifying that only two thirds of the spectrum can be distinguished

Medical definitions for tritanopia

tritanopia
[ trī′tə-nō′pē-ə ]

n.

A deficiency in color preception characterized by an inability to discern blue and yellow due to an absence of blue-sensitive pigment in the retina.