n. a trance-like condition in which a person is observed to be in a state of prolonged and sustained unresponsiveness. It is accompanied by fixed posture and muscle rigidity. This condition is seen in epilepsy and schizophrenia. Also called catatonic rigidity.

CATALEPSY: "A person with catalepsy can maintain a motionless and unresponsive state for quite some time."
Cite this page: N., Pam M.S., "CATALEPSY," in, April 7, 2013, (accessed October 18, 2021).