ATTENTION DEFICIT DISORDER


Meaning of ATTENTION DEFICIT DISORDER in English

[attention deficit disorder] n (1980): a syndrome of learning and behavioral problems that is not caused by any serious underlying physical or mental disorder and is characterized esp. by difficulty in sustaining attention, by impulsive behavior (as in speaking out of turn), and usu. by excessive activity

Merriam-Webster English vocab.      Английский словарь Merriam Webster.