Also found in: Dictionary, Medical, Legal, Financial, Encyclopedia, Wikipedia.
Graphic Thesaurus  🔍
Display ON
Animation ON
  • noun

Synonyms for dichromacy

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)

References in periodicals archive ?
For example, jumping spiders appear to exhibit remarkable diversity in the spectral sensitivities of their principal eyes, ranging from UV-green dichromacy through trichromacy to tetrachromacy (Blest et al.
Besides the relatively rare monochromacy (light/dark contrasts only), two main types of dichromacy or constrained trichomacy are observed among the male population: Either one of the cone cell subclasses is lacking entirely (about 2%) or it is anomalous (about 6%).
Dichromacy (the state of having only two types of functioning cone cells)
Steward and Cole (1) carried out a survey to assess the difficulties that are reported by colour deficient observers and concluded that anomalous trichromacy is a nuisance but dichromacy is a serious problem.
Dichromacy is further divided into protanopia, deuteranopia and tritanopia.