myoclonus

noun
my·​oc·​lo·​nus | \ ˌmī-ˈä-klə-nəs How to pronounce myoclonus (audio) \

Definition of myoclonus

: irregular involuntary contraction of a muscle usually resulting from functional disorder of controlling motor neurons also : a condition characterized by myoclonus

Other Words from myoclonus

myoclonic \ ˌmī-​ə-​ˈklä-​nik How to pronounce myoclonus (audio) \ adjective

Examples of myoclonus in a Sentence

Recent Examples on the Web When movement during sleep gets more elaborate, there may be something else happening besides myoclonus. Jen Rose Smith, CNN, 10 May 2022 Spasticity isn’t the same as a muscle twitch, medically known as myoclonus. Beth Krietsch, SELF, 18 Jan. 2022 Frequent episodes of waking myoclonus can be caused by a disturbance of the brain or spinal cord from inflammation, infections or a toxic reaction to a drug. New York Times, 12 Jan. 2021 Doctors have since diagnosed him with central myoclonus, which causes involuntarily muscle twitches. Adam Ferrise, cleveland, 15 Oct. 2019 Hiccups are a form of myoclonus, as are the sudden jerks or sleep starts experienced before falling asleep. Bulletin Board, Twin Cities, 22 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'myoclonus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of myoclonus

1883, in the meaning defined above

History and Etymology for myoclonus

New Latin

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Time Traveler for myoclonus

Time Traveler

The first known use of myoclonus was in 1883

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Dictionary Entries Near myoclonus

Myocastor

myoclonus

Myodaria

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Cite this Entry

“Myoclonus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/myoclonus. Accessed 9 Aug. 2022.

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More Definitions for myoclonus

myoclonus

noun
my·​oc·​lo·​nus | \ ˌmī-ˈäk-lə-nəs How to pronounce myoclonus (audio) \

Medical Definition of myoclonus

: irregular involuntary contraction of a muscle usually resulting from functional disorder of controlling motor neurons also : a condition characterized by myoclonus

More from Merriam-Webster on myoclonus

Britannica.com: Encyclopedia article about myoclonus

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