See under spasm(def 1).
HEED THE VOX POPULI, AND TAKE THIS WORD OF THE DAY QUIZ!
Test your memory on these verbal firecrackers from the week of June 29 to July 5!
Question 1 of 7
Origin of clonic spasm
First recorded in 1840–50
Words nearby clonic spasm
Definition for clonic spasm (2 of 2)
[ spaz-uhm ]
/ ˈspæz əm /
Pathology. a sudden, abnormal, involuntary muscular contraction, consisting of a continued muscular contraction (tonic spasm) or of a series of alternating muscular contractions and relaxations (clonic spasm).
any sudden, brief spell of great energy, activity, feeling, etc.
Origin of spasm
1350–1400; Middle English spasme < Latin spasmus < Greek spasmós convulsion, derivative of spân to draw a sword or cord, wrench (off), convulse
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for clonic spasm
/ (ˈspæzəm) /
an involuntary muscular contraction, esp one resulting in cramp or convulsion
a sudden burst of activity, emotion, etc
Word Origin for spasm
C14: from Latin spasmus, from Greek spasmos a cramp, from span to tear
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
Medical definitions for clonic spasm (1 of 2)
[ spăz′əm ]
A sudden involuntary contraction of a muscle or group of muscles.
A muscle spasm.
Medical definitions for clonic spasm (2 of 2)
Alternate involuntary contraction and relaxation of a muscle.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.