Gerstmann's syndrome is a neurological disorder that affects the individual's cognitive ability and results in various symptoms. There are different terms available that can be used as synonyms for Gerstmann's syndrome. One of the major synonyms is developmental dyscalculia, which affects one's ability to perform mathematical calculations. Another synonym is finger agnosia, which refers to the inability to recognize and differentiate fingers' spatial positions. Medical professionals also use the term acalculia to describe the loss of mathematical skills caused by Gerstmann's syndrome. In addition, apraxia is another related condition where the individual faces difficulty in performing complex and coordinated movements, which may also be present in those affected by Gerstmann's syndrome.