follow Dictionary.com

11 Trending Words of 2014

tritanopia

[trahyt-n-oh-pee-uh] /ˌtraɪt nˈoʊ pi ə/
noun, Ophthalmology
1.
a defect of vision in which the retina fails to respond to blue and yellow.
Origin
< New Latin, equivalent to trit- (< Greek trítos third) + an- an-1 + -opia -opia
Related forms
tritanopic
[trahyt-n-op-ik] /ˌtraɪt nˌɒp ɪk/ (Show IPA),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for tritanopia

tritanopia

/ˌtraɪtəˈnəʊpɪə; ˌtrɪt-/
noun
1.
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
tritanopic (ˌtraɪtəˈnɒpɪk; ˌtrɪt-) adjective
Word Origin
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
Cite This Source
tritanopia in Medicine

tritanopia tri·tan·o·pi·a (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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for tritanopia

Few English speakers likely know this word

Word Value for tritanopia

0
0
Scrabble Words With Friends

Nearby words for tritanopia