hy ‧ per ‧ ac ‧ tive /ˌhaɪpərˈæktɪv◂/ BrE AmE adjective
someone, especially a child, who is hyperactive is too active, and is not able to keep still or be quiet for very long ⇨ attention deficit disorder
—hyperactivity /ˌhaɪpərækˈtɪvəti, ˌhaɪpərækˈtɪvɪti/ noun [uncountable]
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THESAURUS
▪ energetic having a lot of energy:
If you’re feeling energetic, we could go out for a run.
▪ full of energy/bursting with energy energetic and ready to work hard or do a lot of things:
I admire her because she’s so full of energy and enthusiasm.
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When she first started at the college she was bursting with energy and full of new ideas.
▪ dynamic very energetic and always wanting to do new things:
What this country needs is a dynamic new leader.
▪ hyperactive having more energy than is normal or good, because you cannot keep still or quiet for very long – used especially about children:
Our youngest daughter was hyperactive, and it had a damaging effect on the whole family.
▪ tireless working with a lot of energy in a determined way, especially to achieve a particular thing:
She was a tireless campaigner against apartheid in South Africa.
▪ full of beans informal feeling energetic and happy and showing this in the way you behave:
He’s one of those people who leap out of bed full of beans every morning.