anomalous trichromatism


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trichromatism

 [tri-kro´mah-tiz'm]
anomalous trichromatism anomalous trichromatic vision.

a·nom·a·lous tri·chro·ma·tism

a defect in color perception in which there appears to be an abnormality or deficiency in one of the three primary pigments of the retinal cones. See: protanomaly, deuteranomaly, tritanomaly.

anomalous trichromatism

anomalous trichromatic vision.

trichromatism, anomalous 

A form of defective colour vision in which three primary colours are required for colour matching, but the proportion of each primary is not the same as those required by a normal trichromat. There are three types of anomalous trichromatism; deuteranomaly, protanomaly and tritanomaly. Syn. anomalous trichromacy; anomalous trichromatic vision. See primary colours; defective colour vision.
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