|grand mal See also petit mal a disorder of the central nervous system characterized by periodic loss of consciousness with or without convulsions. In some cases it is due to brain damage but in others the cause is unknown|
|[C16: from Late Latin epilēpsia, from Greek, from epilambanein to attack, seize, from lambanein to take]|
|grand mal (ɡrɒn mæl, French ɡrɑ̃ mal)|
|Compare petit mal a form of epilepsy characterized by loss of consciousness for up to five minutes and violent convulsions|
|[French: great illness]|
epilepsy ep·i·lep·sy (ěp'ə-lěp'sē)
Any of various neurological disorders characterized by sudden, recurring attacks of motor, sensory, or psychic malfunction with or without loss of consciousness or convulsive seizures.
grand mal (grānd' mäl', māl')
A severe epilepsy characterized by seizures involving spasms and by the loss of consciousness. Also called generalized epilepsy, generalized tonic-clonic epilepsy, generalized tonic-clonic seizure, grand mal epilepsy, idiopathic epilepsy, major epilepsy.
|epilepsy (ěp'ə-lěp'sē) Pronunciation Key
Any of various neurological disorders characterized by recurrent seizures. Epilepsy is caused by abnormal electrical activity in the brain.