Longman Dictionary of Contemporary English homepage

Date: 1800-1900
Origin: dys- 'bad' (from Greek) + Greek lexis 'word, speech'

dyslexia

 noun
     
Related topics: Illness and Disability, Education
dys‧lex‧i‧a [uncountable]
SESL a condition that makes it difficult for someone to read and spell
—dyslexic adjective:
Two of the children in the class are dyslexic.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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