neuropsychology, neuropsychologic, neuropsychological 1. The field of study concerned with the relationship between behavior and the mind on the one hand, and the nervous system; especially, the brain, on the other; neurological psychology.2. A specialty of psychology concerned with the study of the relationships between the brain and behavior, inc... Found on http://www.wordinfo.info/words/index/info/view_unit/1391/11