from The Century Dictionary.
- Unable to distinguish the color red. See wordnikxref
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adjective inability to see the color red or to distinguish red and bluish-green
Sorry, no etymologies found.
To red-blind eyes, it must indeed be horrible, watching that enormous darkness grow until it had gulped all the stars and only instruments revealed anything of the absolute night outside.
Three or four per cent. of the population are color blind -- "red-blind"
The red-blind will select green and brown; the green-blind picks out reds or lighter brown.
If the person be red-blind, he will choose blue and violet; if green-blind, gray and green.
The red-blind person will see as equal certain natural reds, greens and gray-yellows, both in intensity and shadow.