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

19 November 2024

SALTWORT

(noun) bushy plant of Old World salt marshes and sea beaches having prickly leaves; burned to produce a crude soda ash


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