This is the 15309th most frequent Korean word.
백내장
Cataract, a condition causing clouding of the eye's lens.
The word '백내장' is used as the subject of the sentence to denote a medical condition causing visual impairment.
할머니는 백내장을 앓고 계셔서 시력에 어려움이 있습니다.
My grandmother suffers from cataracts, so she has difficulty with her vision.
Here, '백내장' is explained in a general statement about its causes and treatability, used as a general term.
백내장은 대체로 노화와 관련이 있으며 치료가 가능합니다.
Cataracts are generally associated with aging and are treatable.
In this context, '백내장' appears as a medical term referencing the specific surgeries related to the condition.