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alexia

[uh-lek-see-uh]
noun Pathology.
  1. a neurologic disorder marked by loss of the ability to understand written or printed language, usually resulting from a brain lesion or a congenital defect.
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Origin of alexia

1875–80; a-6 + Greek léx(is) speech (leg- stem of légein to speak + -sis -sis) + -ia; altered meaning by association of -lex- with lexicon, etc.
Also called word blindness.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for alexia

alexia

noun
  1. a disorder of the central nervous system characterized by impaired ability to readNontechnical name: word blindness Compare aphasia
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Word Origin

C19: from New Latin, from a- 1 + Greek lexis speech; influenced in meaning by Latin legere to read
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

alexia in Medicine

alexia

(ə-lĕksē-ə)
n.
  1. Loss of the ability to comprehend the meaning of written or printed words and sentences, usually caused by brain lesions.text blindness visual aphasia word blindness
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Related formsa•lexic adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.