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from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Impairment of speech and verbal comprehension, especially when associated with brain injury.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. loss of or deficiency in the power to use or understand language as a result of injury or disease of the brain

from The Century Dictionary and Cyclopedia

  • n. Difficulty of speech which does not amount to actual aphasia.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. an impairment of language (especially speech production) that is usually due to brain damage


Sorry, no etymologies found.



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