a condition which affects the colors you see

Basically, color blindness is a condition which affects the colors you see.

inability to distinguish the differences between certain colors

Color blindness is the inability to distinguish the differences between certain colors.

a deficiency in the way you see colors

Color blindness is simply a deficiency in the way you see colors.

a form of blindness at all, rather, a deficiency in the way we see color

Color blindness is not in any way a form of blindness at all, rather, a deficiency in the way we see color.

a vision problem that is hard for someone to determine which color is which

Color Blindness: is a vision problem that is hard for someone to determine which color is which.

a genetic condition that is usually caused by how some cells in the retina respond to lights and colors

Color blindness is a genetic condition that is usually caused by how some cells in the retina respond to lights and colors.

a genetic deficiency

Color blindness is a genetic deficiency and could only be “cured” with an effective gene therapy.

the commonly used term for deficiency of color vision

Color blindness is the commonly used term for deficiency of color vision.

a disability affecting a large minority of people

Color blindness is a disability affecting a large minority of people.

a congenital deficiency that afflicts more men than women

Color blindness is a congenital deficiency that afflicts more men than women, according to the American Academy of Ophthalmology, which estimates that 1 in 10 males experience some type of colorblindness, with red-green blindness as the most common form.