CATATONIA

Pronunciation (US): (GB):

I. (noun)

Sense 1

Meaning:

A form of schizophrenia characterized by a tendency to remain in a fixed stuporous state for long periods; the catatonia may give way to short periods of extreme excitement

Synonyms:

catatonia; catatonic schizophrenia; catatonic type schizophrenia

Classified under:

Nouns denoting stable states of affairs

Hypernyms ("catatonia" is a kind of...):

dementia praecox; schizophrenia; schizophrenic disorder; schizophrenic psychosis (any of several psychotic disorders characterized by distortions of reality and disturbances of thought and language and withdrawal from social contact)

Meronyms (parts of "catatonia"):

catatonia (extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia)

Derivation:

catatonic (characterized by catatonia especially either rigidity or extreme laxness of limbs)

Sense 2

Meaning:

Extreme tonus; muscular rigidity; a common symptom in catatonic schizophrenia

Classified under:

Nouns denoting stable states of affairs

Hypernyms ("catatonia" is a kind of...):

tone; tonicity; tonus (the elastic tension of living muscles, arteries, etc. that facilitate response to stimuli)

Holonyms ("catatonia" is a part of...):

catatonia; catatonic schizophrenia; catatonic type schizophrenia (a form of schizophrenia characterized by a tendency to remain in a fixed stuporous state for long periods; the catatonia may give way to short periods of extreme excitement)