hemianopia
C2CEFR level
96/100Rarity: very rare
TechnicalRegister
Loss of vision in one half of the visual field of one or both eyes, typically from a lesion of the optic pathways.
The right occipital infarct left him with a dense left homonymous hemianopia, so he repeatedly bumped into door frames on his affected side.
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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