Alexia
Alexia (ȧ*leks"i*ȧ) , noun
[New Latin; a- not + Greek le`xis speech, from le`gein to speak, confused with Latin legere to read.]
(a)
(Medicine) Inability to read aloud, due to brain disease; the meanings of the words is nevertheless understood. Called also motor alexia.
(b)
(Medicine) Inability, due to brain disease, to understand written or printed symbols. Called also Word blindness and text blindness.