attention deficit disorder
noun/əˌtenʃn ˈdefɪsɪt dɪsɔːdə(r)/
/əˌtenʃn ˈdefɪsɪt dɪsɔːrdər/
(also attention deficit hyperactivity disorder)
[uncountable] (abbreviation ADD, ADHD)
- a condition, usually beginning in childhood, that makes it difficult for somebody to pay attention and concentrate, and may make it difficult for them to control their behaviourTopics Mental healthc2
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attention deficit disorder