Definition of "catatonia"

catatonia

/kætəˈtoʊniə/

noun
usually uncountable, plural catatonias
1. A severe psychiatric condition, often associated with schizophrenia, characterized by a tendency to remain in a rigid state of stupor for long periods which give way to short periods of extreme agitation.
2. (informal) A frozen, unresponsive state, as of electronic equipment.
  Quotations
  “Relay that!” Thwaite shouted. Somewhere on the bridge a hand closed over a relay and dropped the AIDs into an electronic catatonia.
  1998, David Drake, Thomas T. Thomas, Crisis of Empire Book I: An Honorable Defense