clonus
Concise Oxford English Dictionary © 2008 Oxford University Press:
clonus /ˈkləʊnəs/
▶noun Medicine muscular spasm involving repeated, often rhythmic, contractions.
– derivatives
clonic adjective.
clonic adjective.
– origin C19: from Gk klonos ‘turmoil’.
'clonus' also found in these Oxford entries:

