dichromasy
1. [ noun ] (medicine,ophthalmology) 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)
Synonyms: dichromatism dichromatopsia dichromia dichromacy
Related terms: color_blindness yellow-blue_color_blindness red-gree_color_blindness
Similar spelling:   dichromacy
  dichromia
  dichromat
  dichromate
  dichromatic
  dichromatism
  disharmony
  diachronic