Medical Definition of Echolalia

Echolalia: The involuntary parrotlike repetition (echoing) of a word or phrase just spoken by another person. Echolalia is a feature of schizophrenia (especially the catatonic form), Tourette syndrome, and some other disorders. From echo + the Greek lalia, a form of speech.

QUESTION

Schizophrenia is the most disabling mental illness. See Answer