anomalo-, anomal- +

Partial loss of color discrimination.

Exhibiting partial loss of green color vision so that an increased intensity of green is required in a mixture of red and green to match a given yellow.

Intrauterine development of an organ or structure that is abnormal in form, structure, or position.

A birth defect caused by a structural abnormality or a marked deviation from the average or norm; anything that is structurally unusual or irregular or contrary to a general rule; such as, a congenital defect.

There are four clinically significant medical types of anomalies: malformation, disruption, deformation, and dysplasia (abnormal in form; for example, retinal dysplasia is abnormal formation of the retina during embryonic development).

Having abnormally short limbs.

1. A deficiency of color perception in which the red-sensitive pigment in cones is decreased.
2. A defect of vision characterized by a diminished response of the retina to red.

A type of partial color deficiency due to a deficiency or abnormality of blue-sensitive retinal cones.