my·oc·lo·nus noun \ˌmī-ˈä-klə-nəs\
Origin of MYOCLONUS
First Known Use: 1883
my·oc·lo·nus noun \ˌmī-ˈäk-lə-nəs\ (Medical Dictionary)
: irregular involuntary contraction of a muscle usually resulting from functional disorder of controlling motor neurons; also : a condition characterized by myoclonus
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