dichromatism

• 二色视，一种色觉障碍，患者只需混合两种波长的光就能匹配出任意给定色调，而正常色觉者需要三种波长。也指动植物体内存在两种不同颜色变型或色素形态的现象。

A noun referring to a type of color vision deficiency where an individual can match any given hue by mixing only two wavelengths of light, unlike the three wavelengths required by those with normal color vision.

不可数

1. Color vision deficiencyC1formalmedical

   A condition of color vision where a 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.

   二色性色盲

   • Dichromatism affects the ability to distinguish between certain colors.
   • People with dichromatism often confuse red and green hues.
   • The diagnosis of dichromatism is confirmed through specialized color vision tests.

   同义词dichromacydichromasydichromatopsia

   反义词trichromacy