deuteranopia

noun
deu·​ter·​an·​opia | \ ˌdü-tə-rə-ˈnō-pē-ə How to pronounce deuteranopia (audio) also ˌdyü- \

Definition of deuteranopia

: color blindness marked by usually complete loss of ability to distinguish colors

Other Words from deuteranopia

deuteranopic \ ˌdü-​tə-​rə-​ˈnō-​pik How to pronounce deuteranopia (audio) , -​ˈnä-​pik also  ˌdyü-​ \ adjective

Examples of deuteranopia in a Sentence

Recent Examples on the Web Red-green color blindness is broadly organized into four types, protanomaly, protanopia, deuteranomaly, and deuteranopia, all of which have to do with how the cones in the eye function. Fernando Alfonso Iii, Houston Chronicle, 19 Dec. 2017 One of these is for players with normal vision; the other three cater to those with protanopia, deuteranopia and tritanopia (which correspond to people’s difficulties sensing red, green and blue light respectively). The Economist, 30 Sep. 2017 The most common type of colour blindness, for example, is deuteranopia. The Economist, 30 Sep. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deuteranopia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of deuteranopia

circa 1901, in the meaning defined above

History and Etymology for deuteranopia

New Latin, from deuter- + a- entry 2 + -opia; from the blindness to green, regarded as the second primary color

Learn More About deuteranopia

Time Traveler for deuteranopia

Time Traveler

The first known use of deuteranopia was circa 1901

See more words from the same year

Dictionary Entries Near deuteranopia

deuteranope

deuteranopia

deuterate

See More Nearby Entries 

Statistics for deuteranopia

Cite this Entry

“Deuteranopia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deuteranopia. Accessed 16 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for deuteranopia

deuteranopia

noun
deu·​ter·​an·​opia | \ ˌd(y)üt-ə-rə-ˈnō-pē-ə How to pronounce deuteranopia (audio) \

Medical Definition of deuteranopia

: color blindness marked by usually complete loss of ability to distinguish colors

Other Words from deuteranopia

deuteranopic \ -​ˈnō-​pik How to pronounce deuteranopia (audio) , -​ˈnäp-​ik How to pronounce deuteranopia (audio) \ adjective

More from Merriam-Webster on deuteranopia

Britannica.com: Encyclopedia article about deuteranopia

WORD OF THE DAY

Test Your Vocabulary

Name That Food

  • a-light
  • Name these cookies!
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!