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Meaning of hyperactive

hy•per•ac•tive

Pronunciation: (hī"pur-ak'tiv), [key]
— adj.
  1. unusually or abnormally active: a company's hyperactive growth; the child's hyperactive imagination.
  2. (of children) displaying exaggerated physical activity sometimes associated with neurologic or psychologic causes.
  3. hyperkinetic.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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