[ kuhl-er-blahynd ]
/ ˈkʌl ərˌblaɪnd /


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.

Origin of color-blind

First recorded in 1850–55 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for colorblind

Medical definitions for colorblind



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 colorblind

[ kŭlər-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.