Liberal Dictionary English Dictionary
noun Psychiatry.
- a type of schizophrenia characterized by emotionless, incongruous, or silly behavior, intellectual deterioration, and hallucinations, frequently beginning insidiously during adolescence.
noun
- a form of pubertal schizophrenia, characterized by hallucinations, delusions, foolish behaviour, and senseless laughter
“adolescent insanity,” 1886, coined in Modern Latin by German psychiatrist Ewald Escker in 1871, from Greek hebe “youth” (see Hebe (1)) + phrene “mind” (see phreno-).
n.
- A schizophrenia, usually starting at puberty, characterized by foolish mannerisms, senseless laughter, delusions, hallucinations, and regressive behavior.disorganized schizophrenia hebephrenic schizophrenia