[my.oc.lo.nus] n [NL] (1883): irregular involuntary contraction of a muscle usu. resulting from functional disorder of controlling motoneurons; also: a condition characterized by myoclonus -- myo.clon.ic adj
MYOCLONUS
Meaning of MYOCLONUS in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012