color-blind
[ kuhl-er-blahynd ]
/ ˈkʌl ərˌblaɪnd /
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adjective
Ophthalmology. pertaining to or affected with color blindness.
Photography. (of an emulsion) sensitive only to blue, violet, and ultraviolet rays.
showing or characterized by freedom from racial bias; not influenced by skin color.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
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Origin of color-blind
First recorded in 1850–55
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
How to use color-blind in a sentence
Medical definitions for color-blind
colorblind
adj.
Partially or totally unable to distinguish certain colors.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for color-blind
colorblind
[ kŭl′ər-blīnd′ ]
Unable to distinguish certain colors. Humans who are colorblind usually cannot distinguish red from green. Many animals, including cats and dogs, are colorblind and unable to distinguish more than a few colors.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.