| 单词 | attention deficit hyperactivity disorder |
| 释义 | > as lemmasattention deficit hyperactivity disorder attention deficit hyperactivity disorder n. Psychiatry (originally U.S.) a behavioural disorder in which the predominant features are distractibility, impulsivity, and hyperactivity, typically beginning in early childhood and often persisting into adulthood, and usually affecting school performance most severely though also manifesting itself in work and social situations; abbreviated ADHD; cf. attention deficit disorder n. at Additions. ΚΠ 1978 D. P. Cantwell & G. A. Carlson in J. S. Werry Pediatric Psychopharmacol. vi. 207 The usefulness of the catecholaminic stimulants in psychiatric disorders other than Attention Deficit Disorder with Hyperactivity is unproven.] 1987 Diagnostic & Statist. Man. Mental Disorders (Amer. Psychiatric Assoc.) (rev. ed.) 50 Attention-deficit Hyperactivity Disorder (ADHD)... The essential features of this disorder are developmentally inappropriate degrees of inattention, impulsiveness, and hyperactivity. 1996 New Scientist 9 Mar. 7/1 The number of American children taking Ritalin to control the symptoms of attention deficit hyperactivity disorder..is rocketing. 2000 Brit. Jrnl. Gen. Practice 50 201/2 The differences between the broader American concept of attention deficit hyperactivity disorder and the narrower European concept of hyperkinesis caused particular confusion. < as lemmas |
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