catatonia
Concise Oxford English Dictionary © 2008 Oxford University Press:
catatonia /ˌkatəˈtəʊnɪə/
▶noun Psychiatry abnormality of movement and behaviour arising from a disturbed mental state.
■ informal a state of immobility and stupor.
– derivatives
catatonic adjective.
catatonic adjective.
'catatonia' also found in these Oxford entries:

