hyperactivity

American  

[hahy-per-ak-tiv-i-tee] / ˌhaɪ pər ækˈtɪv ɪ ti /

noun

1. the condition of being hyperactive.

2. hyperkinesia.

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hyperactivity Scientific  

/ hī′pər-ăk-tĭv′ĭ-tē /

1. An abnormally high level of activity or excitement shown by a person, especially a child, that interferes with the ability to concentrate or interact with others.

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Etymology

Origin of hyperactivity

First recorded in 1885–90; hyperactive + -ity

Example Sentences

Cohen said he has attention-deficit/hyperactivity disorder, or ADHD, and he has found that the pouches can provide a quick productivity boost.

From The Wall Street Journal

"These results also provide a potential explanation for how stimulants treat hyperactivity, which previously seemed paradoxical," Dosenbach added.

From Science Daily

His hyperactivity for much of the day - leaping about his technical area and gesturing madly in the manner of a man at a rave - had gone.

From BBC

It was at least the fourth time in less than a year that then 8-year-old Trent Davis, who has autism and attention-deficit hyperactivity disorder, had run away from home, police reports show.

From The Wall Street Journal

Synthetic dyes are often added to make foods look more appealing, especially products aimed at children, but a growing body of evidence indicates they may contribute to behavioral problems such as hyperactivity and inattention.¹

From Science Daily