hebephrenia noun. [hi:bɪ'fri:nɪǝ] L19.
[from HEBE noun¹ + Greek phrēn mind + -IA¹.]
Orig., a form of insanity which occurs during puberty. Now, a form of schizophrenia characterized by incoherence, silliness, and inappropriate emotions.

■ hebephrenic [-'frɛnɪk] adjective & noun (a person) affected by hebephrenia E20.

■ hebephreniac noun a person affected by hebephrenia L19.

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