con·vul·sion

[kuhn-vuhl-shuhn]
noun
1.
contortion of the body caused by violent, involuntary muscular contractions of the extremities, trunk, and head.
2.
violent agitation or disturbance; commotion.
3.
an outburst of great, uncontrollable laughter.

Origin:
1575–85; < Latin convulsiōn- (stem of convulsiō). See convulse, -ion

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source Link To convulsions
Collins
World English Dictionary
convulsion (kənˈvʌlʃən) [Click for IPA pronunciation guide]
 
n
1.  a violent involuntary contraction of a muscle or muscles
2.  a violent upheaval, disturbance, or agitation, esp a social one
3.  informal (usually plural) uncontrollable laughter: I was in convulsions
 
con'vulsionary
 
adj

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Convulsions is always a great word to know.
So is ninnyhammer. Does it mean:
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a fool or simpleton; ninny.
Etymonline
Word Origin & History

convulsion
1585, from L. convulsionem, from pp. stem of convellere "to tear loose," from com- "together" + vellere "to pluck, pull violently."
Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
American Heritage
Medical Dictionary

convulsion con·vul·sion (kən-vŭl'shən)
n.
An intense, paroxysmal, involuntary muscular contraction.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source
American Heritage
Cultural Dictionary

convulsion definition


A severe, often violent involuntary contraction of the muscles. Convulsions may be caused by high fevers or poisoning and often accompany such diseases such as epilepsy.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Example sentences
When the oil runs out and foreign buyers stop buying gilts, the country is in
  for some huge convulsions.
The sedative medications ward off convulsions and brain damage.
One day they'll fall into a malaria coma-fever, convulsions-and never come out
  of it.
It begins with severe vomiting and sometimes headache or fever, and progresses
  to convulsions and coma.
Copyright © 2013 Dictionary.com, LLC. All rights reserved.
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT