Definitions of aphasia

  1. inability to use or understand language (spoken or written) because of a brain lesion Scrapingweb Dictionary DB
  2. Alt. of Aphasy Webster Dictionary DB
  3. A cognitive disorder marked by an impaired ability to comprehend or express language in its written or spoken form. This condition is caused by diseases which affect the language areas of the dominant hemisphere. Clinical features are used to classify the various subtypes of this condition. General categories include receptive, expressive, and mixed forms of aphasia. Medical Dictionary DB
  4. Loss of the power of speech, or the proper use of words, due to disease or injury of the brain. The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919.
  5. A weakening or loss of the faculty of language in any of its forms-reading, writing, speaking, and the appreciation of the written, printed, or spoken word-independent of disease of the vocal organs or of the mind. A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
  6. Inability to speak due to injury to speech-centres. Warner's pocket medical dictionary of today. By William R. Warner. Published 1898.
  7. In pathol. a symptom of certain morbid conditions of the nervous system, in which the patient loses the power of expressing ideas by means of words, or loses the appropriate use of words, the vocal organs the while remaining intact and the intelligence sound. There is sometimes an entire loss of words as connected with ideas, and sometimes only the loss of a few. In one form of the disease, called APHEMIA, the patient can think and write, but cannot speak; in another, called AGRAPHIA, he can think and speak, but cannot express Ms ideas in writing. In a great majority of cases where post-mortem examinations have been made, morbid changes have been found in the left frontal convolution of the brain. The american dictionary of the english language. By Daniel Lyons. Published 1899.
  8. Loss of the power of speech, or of coherent speech. The Concise Standard Dictionary of the English Language. By James Champlin Fernald. Published 1919.
  9. Loss of power of expression. Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914.
  10. In medical jurisprudence. Loss of the faculty or power of articulate speech; a condition in which the patient while retaining intelligence and understanding and with the organs of speech unimpaired, is unable to utter articulate words, or unable to vocalize the particular word which is in his mind and which he wishes to use, or utters words different from those he believes himself to be speaking, or (in "sensory aphasia") is unable to understand spoken or written language. The seat of the disease is in the brain, but it is not a form of insanity. thelawdictionary.org
  11. a-f[=a]'zi-a, n. inability to express thought in words by reason of some brain disease: or, more widely still, the loss of the faculty of interchanging thought, without any affection of the intellect or will.--adj. APHAS'IC. [Gr.; a, neg., phasis, speech--phanai, to speak.] gutenberg.org/ebooks/37683
  12. Loss of speech, as result of cerebral affection. Hence aphasic (-z-), a. & n. [Greek] Concise Oxford Dictionary
  13. Defect or loss of the power of expression by speech, writing, or signs. American pocket medical dictionary.
  14. An impairment of the power of intellectual expression due to lesions in the brain. Appleton's medical dictionary.
  15. [Gr.] Loss of memory for the names of things, which things are, nevertheless, in themselves as well understood as before. Glossary of terms and phrases - Percy

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