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grand mal

American  
[gran mahl, -mal, grand, grahn mal] / ˈgræn ˈmɑl, -ˈmæl, ˈgrænd, grɑ̃ ˈmal /

noun

Pathology.
  1. epilepsy


grand mal British  
/ ɡrɒn mæl, ɡrɑ̃ mal /

noun

  1. a form of epilepsy characterized by loss of consciousness for up to five minutes and violent convulsions Compare 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

Etymology

Origin of grand mal

1875–80; < French: great ailment, epilepsy

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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.

See Examples For:

Family friends told the MV Times that Forté had a seizure last year that required hospitalization and had been taking medicine since then to prevent a grand mal seizure.

From Los Angeles Times Jan. 14, 2026

Rosales suffers from grand mal seizures; her mother has chronic obstructive pulmonary disease.

From Seattle Times Oct. 18, 2023

At first, the neuropsychiatrist was "jarred" by the sight of a grand mal seizure.

From Salon Sep. 4, 2023

A week later Caldwell was asleep when he suffered a grand mal or tonic-clonic seizure; his body stiffened and his arms and legs shook uncontrollably.

From Washington Post Oct. 15, 2022

And another moral springs up of itself in this productive ground; for, you see, ... 'quand je m'efface il n'ya pas grand mal.'

From The Letters of Robert Browning and Elizabeth Barrett Barrett, Vol. 1 (of 2) 1845-1846 by Browning, Robert

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