Echolalia

**Definition:** Involuntary (parrot-like), meaningless repetition of a recently heard word, phrase, or song. This condition may be associated with transcortical APHASIA; SCHIZOPHRENIA; or other disorders. (From Adams et al., Principles of Neurology, 6th ed, p485)

**Tree numbers:** - C10.597.606.150.500.800.300 - C23.888.592.604.150.500.800.300

**Synonyms:** - Echo Reaction - Echo Speech - Echophrasia