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dichromatism是什么意思

dichromatism

美[daɪ'kroʊməˌtɪzm]  英[daɪ'krəʊmətɪzəm]
n.  两色;两变色性的;二色视的
  异体字:dichromism
  近义词:dichromasy,dichromia,dichromatopsia,dichromacy,

英英释义

Noun
  1. 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)
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