convulsion
noun
con·vul·sion
kən-ˈvəl-shən 
1
a
: an abnormal violent and involuntary contraction or series of contractions of the muscles
b
2
a
: a violent disturbance
b
: an uncontrolled fit : paroxysm
Examples of convulsion in a Sentence
the Russian Revolution was one of the major convulsions of the 20th century
Recent Examples on the Web
For more severe and potentially life-threatening infections, symptoms may include headaches, stiff neck, confusion, loss of balance and convulsions.
—
Matthew Robinson, MSNBC Newsweek, 8 July 2025
Serious infections may lead to headaches, a stiff neck, confusion, loss of balance, and convulsions.
—Marley Malenfant, Austin American Statesman, 3 July 2025
About 1 in 1,000 also suffers swelling of the brain called encephalitis, which can lead to convulsions, deafness or intellectual disability.
—Alix Martichoux, The Hill, 26 Apr. 2025
Before the family was removed from the United States, the girl was routinely checking in with doctors monitoring her recovery, attending rehabilitation therapy sessions and taking medication to prevent convulsions.
—Nicole Acevedo, NBC News, 13 Mar. 2025
See All Example Sentences for convulsion
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Matthew Robinson, MSNBC Newsweek, 8 July 2025
Serious infections may lead to headaches, a stiff neck, confusion, loss of balance, and convulsions.
—Marley Malenfant, Austin American Statesman, 3 July 2025
About 1 in 1,000 also suffers swelling of the brain called encephalitis, which can lead to convulsions, deafness or intellectual disability.
—Alix Martichoux, The Hill, 26 Apr. 2025
Before the family was removed from the United States, the girl was routinely checking in with doctors monitoring her recovery, attending rehabilitation therapy sessions and taking medication to prevent convulsions.
—Nicole Acevedo, NBC News, 13 Mar. 2025
See All Example Sentences for convulsion
Cite this Entry
“Convulsion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/convulsion. Accessed 22 Jul. 2025.
Copy CitationKids Definition
convulsion
noun
con·vul·sion
kən-ˈvəl-shən
1
: an abnormal violent contraction or series of contractions of the muscles that is not under control of the will
2
: a violent disturbance
Medical Definition
convulsion
noun
con·vul·sion
kən-ˈvəl-shən
1
: an abnormal violent and involuntary contraction or series of contractions of the muscles
—often used in plural
a patient suffering from convulsions
2
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