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epilepsy

American  
[ep-uh-lep-see] / ˈɛp əˌlɛp si /

noun

Pathology.

  1. a disorder of the nervous system, characterized either by mild, episodic loss of attention or sleepiness petit mal or by severe convulsions with loss of consciousness grand mal.

epilepsy British  
/ ˈɛpɪˌlɛpsɪ /

noun

  1. 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 See also grand mal petit mal

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
epilepsy Scientific  
/ ĕp′ə-lĕp′sē /

  1. Any of various neurological disorders characterized by recurrent seizures. Epilepsy is caused by abnormal electrical activity in the brain.

epilepsy Cultural  

  1. A disorder of the brain characterized by sudden, recurring attacks of abnormal brain function, often resulting in convulsions or seizures. The seizures associated with epilepsy can sometimes be controlled by medication.

Etymology

Origin of epilepsy

First recorded in 1570–80; from Old French epilepsie, from Late Latin epilēpsia, from Greek epilēpsía “epileptic seizure,” derivative of epilambánein “to take hold of, seize, attack”; epi-, -lepsy ( def. )

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Problems with glutamate signaling have been linked to conditions such as Alzheimer's disease, schizophrenia, autism, epilepsy, and others.

From Science Daily

Temporal lobe epilepsy causes repeated seizures and often interferes with memory and thinking.

From Science Daily

None of the participants had a prior diagnosis of epilepsy or seizure.

From Science Daily

A new brain implant could significantly reshape how people interact with computers while offering new treatment possibilities for conditions such as epilepsy, spinal cord injury, ALS, stroke, and blindness.

From Science Daily

Similar to systems used for epilepsy and Parkinson's disease, the device recorded activity in the NAc as participants encountered foods known to trigger their binge episodes.

From Science Daily

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.