deuteranopia

noun 0.778

protanopia

noun 0.776

achromatopsia

noun 0.662

colour blindness

noun 0.640

color blindness

noun 0.638

nyctalopia

noun 0.624

quadrantanopia

noun 0.580

night blindness

noun 0.555

dichromatism

noun 0.538

achromat

noun 0.535

tropia

noun 0.524

legal blindness

noun 0.511

exotropia

noun 0.505

esotropia

noun 0.505

retinitis

noun 0.504

amblyopia

noun 0.504

dioptric

noun 0.501