Echopraxia means: Echopraxia is the involuntary imitating of movements performed by another individual. Echopraxia can be a sign of schizophrenia, especially Tourette syndrome and other neurologic disorders. Echo + is the Greek word for action.
(in Medical Dictionary)

What else does Echopraxia mean?

Involuntary imitation by movements of others is a sign that certain mental disorders, such as schizophrenia and autism, are present.
(in Merlin Dictionary)