One of the learning disorders, characterized by impaired reading accuracy or comprehension that interferes significantly with academic performance or activities of living that require reading skills. Reading achievement is substantially below that expected, given the individual’s age, measured intelligence, and ageappropriate education.
A condition that interferes with or prevents comprehension of written or printed material; used especially in reference to children. In some adults, the condition may have developed from a brain injury or may have persisted from infancy.