- A specific developmental disability affecting a person’s ability to conceptualize and perform mathematics. Mild cases can often be compensated for with use of a calculator, but those with severe dyscalculia will need special education services.
* * *Difficulty in performing simple mathematical problems; commonly seen in parietal lobe lesions. [dys- + L. calculo, to compute, fr. calculus, pebble, counter]
* * *dys·cal·cu·lia .dis-.kal-'kyü-lē-ə n impairment of mathematical ability due to an organic condition of the brain
* * *dys·cal·cu·lia (dis″kal-kuґle-ə) impairment of the ability to do mathematical problems because of brain injury or disease. Cf. acalculia.
Medical dictionary. 2011.