dichromacy
The quality of having two independent channels for conveying color information in the eyeThe quality of having two independent channels for conveying color information in the eye.
Meaning
1 senses(uncountable)The quality of having two independent channels for conveying color information in the eye.
More definitions
- 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)
Origin
di- + Ancient Greek χρῶμα (khrôma, “color”).di- + Ancient Greek χρῶμα (khrôma, “color”).
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Synonyms
4 synonymsClose in meaning
- 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):dichromatismdichromatopsiadichromiadichromasy
Word family
2 related wordsLessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable