Definition of hyperkinesis in English:


Line breaks: hyper|kin¦esis
Pronunciation: /ˌhʌɪpəkɪˈniːsɪs
, -kʌɪ-/
(also hyperkinesia /-kɪˈniːzɪə, -kʌɪ-/)


[mass noun]
1 Medicine Muscle spasm.
More example sentences
  • Of the remainder, just under one in five had confirmed hyperkinesis.
  • Symptoms but not impact fell significantly in children with hyperkinesis.
  • The hyperkinesia is usually confined to one side of the body contralateral to a lesion in the subthalamic nucleus.
2 Psychiatry A disorder of children marked by hyperactivity and inability to concentrate.
More example sentences
  • Childhood psychopathology is often persistent, particularly among children with conduct disorder and hyperkinesis.
  • Dystonia, parkinsonism, and hyperkinesia all occur in elderly, untreated people.
  • Behavioral problems such as hyperkinesis and aggressiveness have been associated with LKS.


mid 19th century: from hyper- 'above normal' + Greek kinēsis 'motion'.

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