Balint's syndrome
noun [ U ] medical specialized uk/ˈbæl.ɪnts ˌsɪn.drəʊm/ us/ˈbæl.ɪnts ˌsɪn.droʊm/
巴林（特）氏综合症
a condition that makes someone unable to see anything in the outer areas of the visual field (= the area that can be seen without moving the head)