Partial colour blindness where the eye only contains 2 types of cone photopigment.
DICHROMATISM: "In dichromatism only 2 wavelengths of light are seen instaed of the three."
Cite this page: N., Sam M.S., "DICHROMATISM," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/dichromatism/ (accessed June 30, 2022).
