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.

Words nearby tritanopia

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

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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine 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.