dichromatism

noun

di·​chro·​ma·​tism dī-ˈkrō-mə-ˌti-zəm How to pronounce dichromatism (audio)
: partial color blindness in which only two colors are perceptible

Word History

Etymology

dichromat(ic) + -ism

First Known Use

circa 1901, in the meaning defined above

Time Traveler
The first known use of dichromatism was circa 1901

Dictionary Entries Near dichromatism

Cite this Entry

“Dichromatism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dichromatism. Accessed 2 Mar. 2024.

Medical Definition

dichromatism

noun
di·​chro·​ma·​tism dī-ˈkrō-mə-ˌtiz-əm How to pronounce dichromatism (audio)
1
: the state or condition of being dichromatic
2
: partial color blindness in which only two colors are perceptible
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