hyperactive (high' pur AK tiv) 1. Overly active; such as, the inability to relax or to sit quietly. 2. Developmental hyperactivity of children is characterized by constant motion-exploring, experimenting, etc.; and is usually accompanied by distraction and frustration. Hyperactivity may result from brain damage and psychosis, but not necessaril..... Found on http://www.wordinfo.info/words/index/info/view_unit/1018/
unusually or abnormally active: a company's hyperactive growth; the child's hyperactive imagination. · (of children) displaying exaggerated physical activity sometimes associated with neurologic or psychologic causes. · hyperkinetic. Found on https://www.infoplease.com/dictionary/hyperactive