myoclonicadj.
/ˌmʌɪə(ʊ)ˈklɒnɪk/, U.S. /ˌmaɪoʊˈklɑnɪk/ Medicine.
Of the nature of or characteristic of myoclonus; of, relating to, or exhibiting myoclonus.
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the world > health and disease > ill health > a disease > diseases of tissue > disorders affecting muscles > [adjective] > spasm or cramp > series
clonic1769
myoclonic1899
1899 T. C. Allbutt et al. Syst. Med. VII. 889 The myoclonic spasm may manifest itself in the weakness of overwork.
1963 Lancet 19 Jan. 153/2 Involuntary movements, athetoid or myoclonic in character, appear and become more severe as the disease advances.
1968 Science 26 July 388/1 Creutzfeldt-Jakob disease is..an ill-defined term for a group of subacute presenile encephalopathies characterized clinically by dementia, involuntary movements (myoclonic jerks), and other less constant findings that often include ataxia.
1995 Epilepsy & Everyone (Brit. Epilepsy Assoc.) 3 Generalized seizures involve the whole brain. There are several types, including—tonic–clonic, absence and myoclonic.
This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).
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adj.1899