convulsion

noun
con·​vul·​sion | \ kən-ˈvəl-shən \

Definition of convulsion

1a : an abnormal violent and involuntary contraction or series of contractions of the muscles
2a : a violent disturbance
b : an uncontrolled fit : paroxysm

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Other Words from convulsion

convulsionary \ kən-​ˈvəl-​shə-​ˌner-​ē \ adjective

Examples of convulsion in a Sentence

the Russian Revolution was one of the major convulsions of the 20th century

Recent Examples on the Web

Trying to appease both sides, then-Chairman Ben Bernanke sometimes offered confusing guidance, leading to market convulsions. David Harrison, WSJ, "Timeline of Significant Fed Events in 2013," 11 Jan. 2019 More severe cases can include a high fever, head and body aches, disorientation, tremors and convulsions, according to the NSMAD website. Genevieve Bookwalter, chicagotribune.com, "Mosquitoes in Evanston and 2 other North Shore towns test positive for West Nile virus," 28 June 2018 Symptoms can include abdominal pain, nausea, vomiting, diarrhea, tremors and convulsions. Ellen Barry, New York Times, "Skripal Attack Scared U.K. Doctors: ‘We Were Expecting Them Not to Survive’," 29 May 2018 Photo: Getty Images Many people think of an epileptic seizure as a convulsion. Suzanne O’sullivan, WSJ, "Confessions of the Miswired Brain," 5 Oct. 2018 The striker slept for the majority of the day, interrupted once by a fit that, described by teammates, included ‘flailing arms’ and whole-body convulsions. SI.com, "Ronaldo's 1998 Seizure & World Cup Final Appearance Remains One of Football's Greatest Mysteries," 1 June 2018 One patient, a woman, had convulsions and pinpoint pupils, suggesting exposure to a nerve agent, the statement said. Time, "Monitors Say 14 People Were Killed in a Missile Strike on a Syrian Air Base," 9 Apr. 2018 Larger exposure can lead to loss of consciousness, convulsions, paralysis and respiratory failure. Allison Barrie, Fox News, "Innovative project harnesses Legos and smartphones in the fight against invisible, deadly weapons," 13 July 2018 This can cause fever, bloody urine, jaundice, rash, convulsions and, in rare cases, death. Char Adams, PEOPLE.com, "Woman Bit by Spider Must Pay to Leave Infested Apartment — As Couple Worries About New Renters," 11 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'convulsion.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of convulsion

1547, in the meaning defined at sense 1a

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Last Updated

26 Jan 2019

Look-up Popularity

Time Traveler for convulsion

The first known use of convulsion was in 1547

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More Definitions for convulsion

convulsion

noun

English Language Learners Definition of convulsion

medical : a sudden violent shaking of the muscles in your body that you are unable to control
: a sudden experience of something (such as laughter) that shakes or moves your body
: a sudden change or disturbance that affects a country, organization, etc.

convulsion

noun
con·​vul·​sion | \ kən-ˈvəl-shən \

Kids Definition of convulsion

: an attack of powerful involuntary muscular contractions

convulsion

noun
con·​vul·​sion | \ kən-ˈvəl-shən \

Medical Definition of convulsion

1 : an abnormal violent and involuntary contraction or series of contractions of the muscles often used in plural a patient suffering from convulsions

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