attention deficit hyperactivity disorderattention deficit hyperactivity disorder
a psychological disorder, assessed on the basis of behavior appropriate to a given mental age, characterized by inability to concentrate, hyperactivity, impulsiveness, etc.
also written attention-deficit (hyperactivity) disorder
attention deficit hyperactivity disorder
A syndrome, usually diagnosed in childhood, characterized by a persistent pattern of impulsiveness, a short attention span, and often hyperactivity, and interfering especially with academic, occupational, and social performance. Also called attention deficit disorder.
- Alternative form of attention deficit hyperactivity disorder.