1. The inability to recognize letters that are traced one at a time on the palm of the hand while the subject's eyes are closed: One of the neurological tests which Dr. James administered was for graphanesthesia when he traced letters on Bill's hand to see if he could recognize the letters while his eyes were closed.
2. The inability to recognize figures or letters written by touching with a blunt instrument on the skin which may be caused by the spinal cord or as a result of a brain disease: After her accident and injury to her spinal cord, Matthew, the physiotherapist, worked with Barbara to overcome her graphanesthesia.