deuteranopia

noun

deu·ter·an·opia | \ ˌdü-tə-rə-ˈnō-pē-ə

also ˌdyü-\

Definition of deuteranopia

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

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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, "What it's like to be red-green color blind during the holidays," 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, "Sure plays a mean pinballGames for people with disabilities," 30 Sep. 2017 The most common type of colour blindness, for example, is deuteranopia. — The Economist, "Sure plays a mean pinballGames for people with disabilities," 30 Sep. 2017

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