1. relating to or affected by deuteranomaly, a form of color blindness in which the green receptors in the eye are deficient or abnormal, causing difficulty distinguishing between red and green colors.
Usage: medical/scientific term; also called green-weak color blindness

Examples

• A deuteranomalous person may have trouble distinguishing between red and green traffic lights.
• The ophthalmologist diagnosed the patient as deuteranomalous after color vision testing.
• Deuteranomalous color blindness is more common in males than females.
• People with deuteranomalous vision often confuse certain shades of red and green.
• The test revealed that approximately 1% of the male population is deuteranomalous.