macular degeneration
B2CEFR level
55/100Rarity: uncommon
TechnicalRegister
A progressive disease of the macula causing loss of central vision, most commonly related to ageing.
Age-related macular degeneration is the leading cause of irreversible central vision loss in older adults.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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