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acalculia Line breaks: acal|cu¦lia
Pronunciation: /ˌeɪkalˈkjuːlɪə/

Definition of acalculia in English:


[mass noun] Medicine
Loss of the ability to perform simple calculations, typically resulting from disease or injury of the parietal lobe of the brain.
Example sentences
  • Denburg and Tranel have described three general categories of acalculia, which are summarized in Table 11-1.
  • Patients with acalculia are unable to perform mathematical calculations, although some other numerical processing may still be available to them.
  • Testing of acalculia has to encroach both oral and written calculations with clinical and standardized neuropsychological tests.


Early 20th century: from a-1 'not' + Latin calculare 'calculate' + -ia1.

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