DICHROMATISM

dichromacy, dichromatism, dichromatopsia, dichromia, dichromasy

(noun) a deficiency of color vision in which the person can match any given hue by mixing only two other wavelengths of light (as opposed to the three wavelengths needed by people with normal color vision)

Source: WordNet® 3.1


Etymology

Noun

dichromatism (countable and uncountable, plural dichromatisms)

The condition of being dichromatic

(pathology) A form of colourblindness in which only two of the three primary colours can be distinguished

(biology) The condition when male and female birds have different plumage colors.

Source: Wiktionary


Di*chro"ma*tism, n.

Definition: The state of being dichromatic.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

3 April 2025

WHOLE

(noun) an assemblage of parts that is regarded as a single entity; “how big is that part compared to the whole?”; “the team is a unit”


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