1. A form of red-green color blindness in which the eye lacks functional green-sensitive cone cells, causing difficulty distinguishing between red and green colors.
Usage: medical/scientific term; plural of deuteranopia; also called deuteranopic color blindness

Examples

• Deuteranopias is one of the most common types of color blindness affecting males.
• People with deuteranopias often confuse red and green traffic lights.
• The ophthalmologist diagnosed the patient with deuteranopias after a color vision test.
• Deuteranopias results from a genetic mutation on the X chromosome.
• Individuals with deuteranopias may have difficulty reading certain maps and charts.