DICHROMASY

Pronunciation (US):

(GB):

 Dictionary entry overview: What does dichromasy mean? 

• DICHROMASY (noun)
  The noun DICHROMASY has 1 sense:

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)

  Familiarity information: DICHROMASY used as a noun is very rare.

 Dictionary entry details 

• DICHROMASY (noun)

Sense 1

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)

Classified under:

Nouns denoting stable states of affairs

Synonyms:

dichromacy; dichromasy; dichromatism; dichromatopsia; dichromia

Hypernyms ("dichromasy" is a kind of...):

color blindness; color vision deficiency; colour blindness; colour vision deficiency (genetic inability to distinguish differences in hue)

Hyponyms (each of the following is a kind of "dichromasy"):

red-green color blindness; red-green colour blindness; red-green dichromacy (confusion of red and green)

yellow-blue color blindness; yellow-blue dichromacy (confusion of yellow and blue)