Hereditary defect of vision that reduces the ability to discriminate certain colors, usually red and green. The condition is sex-linked, affecting men more than women.
Genetic inability to distinguish differences in hue; SYN. colour blindness, achromatic vision. color-blindness, colorblindness
Die Unfähigkeit der Farbenunterscheidung, meist angeboren, am häufigsten die erbl. Rot-Grün-Blindheit (Daltonismus), seltener die Gelb-Blau-Blindheit.