Definition of hebephrenia
: a form of schizophrenia characterized especially by incoherence, delusions lacking an underlying theme, and affect that is usually flat, inappropriate, or silly
hebephrenicplay \ˌhē-bə-ˈfre-nik, -ˈfrē-nik\ adjective or noun
Origin and Etymology of hebephrenia
New Latin, irregular from Greek hēbētēs young adult (from hēbē youth) + English -phrenia; from the childish behavior which is often found with it
First Known Use: 1883
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