color blindness

noun

1. inability to distinguish one or several chromatic colors, independent of the capacity for distinguishing light and shade.
2. complete inability to distinguish colors of the spectrum, with all objects appearing as shades of gray, black, and white, varying only as to lightness and darkness; achromatopsia.

Word History and Origins

Origin of color blindness¹

First recorded in 1835–45

Example Sentences

When he signed on, the game prompted Claypool to choose between a modified version—designed for those with color blindness, ADHD, or dyslexia—and an unmodified version.

From MIT Technology Review

People with color blindness and hearing disabilities can use the company’s software without special accommodations, he says, but employers should not use such requests to screen out candidates.

From MIT Technology Review

It asks players to select if they want to play a version that’s modified for color blindness, ADHD or dyslexia… or if they’d rather play a non-modified version.

From MIT Technology Review

In comparing notes with my Philosopher I am chagrined at my own color-blindness.

From Project Gutenberg

From the Stoelting Company you can obtain the Holmgren worsteds for studying color blindness.

From Project Gutenberg

Another visual defect of a different nature is known as partial color blindness.

From Project Gutenberg

In some employments color blindness in an employee would be fatal to many lives.

From Project Gutenberg

These contrasted cases are indeed convenient tests for color-blindness.

From Project Gutenberg