Definition of deuteranopia in English:

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deuteranopia

Pronunciation: /ˌdjuːt(ə)rəˈnəʊpɪə/

noun

[mass noun]
Colour blindness resulting from insensitivity to green light, causing confusion of greens, reds, and yellows. Compare with protanopia.
Example sentences
  • The genetic cause has been determined for several color vision defects, achromatopsia (the loss of all color vision), blue monochromatism, protanopia, deuteranopia, and enhanced S-cone syndrome.
  • Red-green deficiency (deuteranopia) is the most frequently diagnosed deficiency.
  • But it's important to remember that a measurable percentage of men have red-green colorblindness (deuteranopia); instructing them to click the green box for yes or the red box for no, for example, should be avoided.

Origin

Early 20th century: from deutero- 'second' (the colour green being regarded as the second component of colour vision) + an-1 + -opia.

For editors and proofreaders

Line breaks: deu¦ter|an¦opia

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