protanopia

[ proht-n-oh-pee-uh ]

nounOphthalmology.
  1. a defect of vision in which the retina fails to respond to red or green.

Origin of protanopia

1
From New Latin, dating back to 1900–05; see origin at prot-, an-1, -opia

Other words from protanopia

  • pro·ta·nop·ic [proht-n-op-ik], /ˌproʊt nˈɒp ɪk/, adjective

Words Nearby protanopia

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British Dictionary definitions for protanopia

protanopia

/ (ˌprəʊtəˈnəʊpɪə) /


noun
  1. a form of colour blindness characterized by a tendency to confuse reds and greens and by a loss of sensitivity to red light

Origin of protanopia

1
C20: New Latin, from proto- + an- + -opia

Derived forms of protanopia

  • protanopic (ˌprəʊtəˈnɒpɪk), adjective

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