hyperactivity

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noun hy·per·ac·tiv·i·ty \ˌhī-pər-ˌak-ˈti-və-tē\

Definition of hyperactivity

  1. 1 :  the state or condition of being overly active Canada geese are disarmingly expressive. … They disdain the frantic hyperactivity of smaller birds. — Benjamin B. Bachman

  2. 2 :  increased levels of function or activity especially when considered abnormally excessive She had developed delusions of invincibility, along with bouts of hyperactivity and severe insomnia. — Per Ola and Emily D'Aulaire; especially :  higher than usual levels of movement and activity (such as excessive talking or fidgeting) typically associated with attention deficit disorder An estimated 1 in 50 school-age children in the United States, receive stimulant medication to help quell inattentiveness and hyperactivity. — Christine Mlot

1888

First Known Use of hyperactivity

1888


Medical Dictionary

hyperactivity

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noun hy·per·ac·tiv·i·ty \ˌhī-pə-ˌrak-ˈtiv-ət-ē\

Medical Definition of hyperactivity

plural

hyperactivities

  1. :  a state or condition of being excessively or pathologically active; especially :  attention deficit disorder



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