Meaning of HEBEPHRENIA in English

HEBEPHRENIA

noun Etymology: New Latin, irregular from Greek hēbētēs young adult (from hēbē youth) + English -phrenia; from the childish behavior which is often found with it Date: 1883 a form of schizophrenia characterized especially by incoherence, delusions lacking an underlying theme, and affect that is usually flat, inappropriate, or silly, hebephrenic adjective or noun

Merriam Webster. Explanatory English dictionary Merriam Webster.      Толковый словарь английского языка Мерриам-Уэбстер.