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tritanopia

American

[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.

tritanopia British

/ ˌtraɪtəˈnəʊpɪə, ˌtrɪt-, 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

"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

Other Word Forms

tritanopic

adjective

Etymology

Origin of tritanopia

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

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023