hyperactivity
US /ˌhaɪ.pɚ.ækˈtɪv.ə.t̬i/
UK /ˌhaɪ.pɚ.ækˈtɪv.ə.t̬i/

1.
гиперактивность
the condition of being abnormally active
:
•
The child was diagnosed with hyperactivity.
У ребенка была диагностирована гиперактивность.
•
His constant fidgeting is a sign of his hyperactivity.
Его постоянное ерзание — признак его гиперактивности.