noun. Too much restless activity which might correspond to fear or frenzy. Over activity is generally partly less extreme than hyperactivity.

OVERACTIVITY: "Most doctors agree that over activity is not a cause for concern in young children unless it hinders their abilities to play fairly with other children, follow orders, or participate and achieve good grades in school."
Cite this page: N., Pam M.S., "OVERACTIVITY," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/overactivity/ (accessed September 19, 2021).