blindness
n. uncountable B1 Intermediate US //ˈbɫaɪndnəs// UK //blˈaɪndnəs// blind·ness
n. the state of being unable to see. You use this word when someone has lost their sight completely or partially.
n. the condition of lacking the power of sight; total or partial loss of vision.
Blindness can result from injury or disease.
The doctor explained that early treatment could prevent permanent blindness.
Despite his blindness, he navigated the crowded city streets with remarkable confidence and independence.
From Middle English blyndnes, blyndnesse, from Old English blindnes (“blindness”), equivalent to blind + -ness.