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

the condition of being .

1852, from hyper- + activity.

hyperactivity hy·per·ac·tiv·i·ty (hī’pər-āk-tĭv’ĭ-tē)
A general restlessness or excess of movement, as that in children with minimal brain dysfunction or hyperkinesis.
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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