Dyslexia (noun)

1. A general term for disorders that involve difficulty in learning to read or interpret words, letters, and other symbols, but that do not affect general intelligence.
2. Difficulty in reading and writing caused by an impairment in the ability to process graphic symbols.
3. Difficulty in reading due to a neurological condition.

Origin:

From greek dys- "bad, difficult" + lexis "word".

Examples:

1. He was diagnosed with dyslexia at a young age, but was able to overcome it with the help of special tutoring.
2. The dyslexia made it difficult for her to read and write, but she found ways to work around it and succeed in her studies.
3. The teacher noticed that the student was struggling with dyslexia, and offered him extra help to read and write.
4. The boy had dyslexia and he struggled a lot during the primary school years, but with the help of a learning therapist, he caught up with his peers in reading and writing.
5. Dyslexia is a neurological condition that affects one's ability to read, write and spell.