What does catalepsy mean?
Catalepsy is a noun denoting an abnormal condition, usually classed as neurological or psychiatric, in which a person becomes suddenly and completely immobile. The body grows rigid, often maintaining whatever posture it happened to be in at onset — sometimes even when limbs are moved into new positions by others — and the individual shows markedly reduced response to touch, pain, or ordinary commands. Episodes can last minutes or hours. Historically, catalepsy featured prominently in 19th-century medicine, mesmerism, and Gothic literature, where it fed widespread fears of premature burial; Edgar Allan Poe drew on such anxieties in stories like 'The Premature Burial.' Today the term survives mainly in clinical contexts and in figurative, literary uses describing someone struck motionless by shock or emotion. Its adjective form is 'cataleptic.' Though rare in everyday speech, catalepsy remains useful for precisely describing states of frozen, unresponsive stillness that ordinary words like 'trance' or 'faint' do not fully capture.
nounA medical condition characterized by a trance or seizure marked by rigidity of the body, fixed posture, and diminished sensitivity to pain or external stimuli, from which the person does not respond to ordinary stimulation.
- A neurological or psychiatric condition marked by muscular rigidity, fixed body position, and insensitivity to pain or external stimuli.
- (Figurative, literary) A state of motionless, trance-like unresponsiveness resembling the medical condition.
"The patient remained in a state of catalepsy for several hours, her limbs frozen in the exact position in which they had been placed."
"Doctors observed the patient in profound catalepsy, her arms holding the same raised position for over an hour."
"He seemed sunk in a kind of catalepsy, staring at the letter without moving as the room emptied around him."
The plural follows the standard -y → -ies pattern but is rare, since the condition is typically discussed in singular or general terms.
"Victorian medical texts catalogued numerous reported cases of catalepsies among patients under hypnotic treatment."
In the 19th century, fear of being buried alive was so tied to catalepsy that people asked to have their throats cut before burial — just in case.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of catalepsy
Catalepsy derives ultimately from Greek 'katalēpsis,' meaning 'seizure' or 'grasping down,' formed from 'kata-' ('down') and 'lambanein' ('to take or seize'). The word entered English in the early modern period, appearing by the early 17th century through Latin 'catalepsis.' It shares its Greek root with related '-lepsy' terms such as epilepsy and narcolepsy, all built on the idea of a seizure or attack.
Related word forms
How catalepsy is actually used
Catalepsy is a formal, clinical term belonging chiefly to medical and psychiatric writing, though it appears in Gothic fiction and historical accounts of mesmerism. It carries no informal register; in casual speech, speakers would more likely say 'trance' or 'frozen.' The figurative use ('a catalepsy of grief') is literary rather than conversational.
Easily confused with catalepsy
Cataplexy is a sudden, brief loss of muscle tone triggered by strong emotion (as in narcolepsy), whereas catalepsy involves prolonged muscular rigidity with fixed posture.
Catatonia is a broader psychiatric syndrome involving abnormal movement and behavior that can include waxy flexibility, while catalepsy specifically denotes sustained rigid immobility with reduced sensitivity.