Definition of catatonia noun from the Oxford Advanced American Dictionary

 

catatonia

 noun
noun
NAmE//ˌkæt̮əˈtoʊniə//
 
[uncountable](medical)
 
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a condition resulting from a mental illness, especially schizophrenia, in which a person does not move for long periods
See the Oxford Advanced Learner's Dictionary entry: catatonia