hyperkinesis

noun

hy·​per·​ki·​ne·​sis ˌhī-pər-kə-ˈnē-səs How to pronounce hyperkinesis (audio)
-kī-
1
: abnormally increased and sometimes uncontrollable activity or muscular movements
2
: a condition especially of childhood characterized by hyperactivity

Examples of hyperkinesis in a Sentence

Recent Examples on the Web
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In the first quarter of the century, it was called hyperkinesis. Julia Belluz, Vox, 17 Dec. 2018

Word History

Etymology

New Latin

First Known Use

circa 1855, in the meaning defined at sense 1

Time Traveler
The first known use of hyperkinesis was circa 1855

Dictionary Entries Near hyperkinesis

Cite this Entry

“Hyperkinesis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hyperkinesis. Accessed 26 Nov. 2024.

Medical Definition

hyperkinesis

noun
hy·​per·​ki·​ne·​sis -ˈnē-səs How to pronounce hyperkinesis (audio)
1
: abnormally increased and sometimes uncontrollable activity or muscular movements : hyperactivity compare hypokinesia
2
: a condition especially of childhood characterized by hyperactivity

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