Last Updated：2025/11/22
A syndrome formerly thought to affect children only, but now known also to affect adults, that is characterized by frequent, chronic distractibility, and either inattentiveness or hyperactivity (fidgeting).
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attention deficit disorder
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Source Word
attention deficit disorder
Noun
countable
uncountable
Japanese Meaning
子供だけでなく大人にも見られる、慢性的な注意散漫さや不注意、または過活動（落ち着きのなさ）を特徴とする症候群としての「注意欠陥障害」
（ plural ）
