a condition (mostly in boys) characterized by behavioral and learning disorders
(MBD): A syndrome that, due to problems with the central nervous system, causes behavioral difficulties and/or learning problems.
A mild to minimal abnormality of the central nervous system leading to a range of problems with cognitive learning and adaptive behaviors. An umbrella description for neurologically based learning disabilities.
a broad and unspecific term formerly used to describe a learning disability (see learning disability); a mild neurological abnormality that causes differences in brain activity, especially that activity which relates to learning.
According to the U.S. Department of Education, a medical and psychological term originally used to refer to the learning difficulties that seemed to result from identified or presumed damage to the brain. Reflects a medical, rather than educational or vocational orientation.
MBD is related to an abnormality in cerebral structure, an abruptly appearing maladaptive behaviour that interrupts the lifestyle and life flow of an individual linked to serious antisocial acts, an imbalance in the urge-control mechanisms of the brain, and chemical abnormality.