- Dyslexia is defined as a learning disability that involves difficulty with reading and writing letters or numbers.
An example of dyslexia is constantly writing 13 as 31.
Origin of dyslexiaModern Latin ; from dys- + lexis, speech ; from legein, to speak: see logic
Origin of dyslexiaNew Latin : dys– + Greek lexis, speech (from legein, to speak; see leg- in Indo-European roots).
(countable and uncountable, plural dyslexias)
Circa 1890, from New Latin dys- + lexia, from Ancient Greek δυσ- (dys-) expressing the idea of difficulty, and Ancient Greek λέξις (lexis, “diction”, “word”).