[mass noun] Meaningless repetition or imitation of the movements of others as a symptom of psychiatric disorder.
- ‘The conditions under which echopraxia can be observed are similar.’
- ‘Stupor or catalepsy, mutism, posturing/grimacing/stereotypy, echolalia or echopraxia and excessive motor activity were the main catatonic features.’
- ‘The imitative behavior of echolalia and echopraxia can be understood as an attempt to introject the object.’
Early 20th century: modern Latin, from Greek ēkhō echo + praxis action.
We take a look at several popular, though confusing, punctuation marks.