fibrillation
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Related to fibrillation: ventricular fibrillation
fib·ril·la·tion
(fĭb′rə-lā′shən, fī′brə-)n.
1. The forming of fibers.
2.
a. Fine, rapid twitching of individual muscle fibers with little or no movement of the muscle as a whole.
b. Rapid uncoordinated twitching movements that replace the normal rhythmic contraction of the heart and may cause a lack of circulation and pulse.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
fibrillation
(ˌfaɪbrɪˈleɪʃən; ˌfɪb-)n
1. (Physiology) a local and uncontrollable twitching of muscle fibres, esp of the heart, not affecting the entire muscle. Atrial fibrillation results in rapid and irregular heart and pulse rate. In ventricular fibrillation, the heart stops beating
2. (Pathology) irregular twitchings of the muscular wall of the heart, often interfering with the normal rhythmic contractions
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
fi•bril•la•tion
(ˌfaɪ brəˈleɪ ʃən, or, esp. for 2, ˌfɪb rə-)n.
1.
a. uncontrolled twitching or quivering of muscular fibrils.
b. chaotic contractions across the atrium of the heart, causing fast and irregular ventricular activity; arrhythmia.
2. the formation of fibrils.
[1830–40]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
fib·ril·la·tion
(fĭb′rə-lā′shən) A rapid twitching of muscle fibers, as of the heart, caused by the abnormal discharge of electrical nerve impulses.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
fibrillation
the uncontrolled twitching of the muscular fibrils, especially of the cardiac muscles.
See also: Heart-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.
fibrillation
Rapid, irregular contractions of the heart.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
ThesaurusAntonymsRelated WordsSynonymsLegend:
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| Noun | 1. | fibrillation - muscular twitching involving individual muscle fibers acting without coordination twitch, twitching, vellication - a sudden muscle spasm; especially one caused by a nervous condition atrial fibrillation - fibrillation of the muscles of the atria of the heart ventricular fibrillation - fibrillation of heart muscles resulting in interference with rhythmic contractions of the ventricles and possibly leading to cardiac arrest |
| 2. | fibrillation - act or process of forming fibrils |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
fi·bril·la·tion
n. fibrilación.
1. contracción muscular involuntaria que afecta fibras musculares individuales;
2. formación de fibrillas;
atrial ___ → ___ auricular;
flutter ___ → ___ de aleteo;
ventricular ___ → ___ ventricular.
English-Spanish Medical Dictionary © Farlex 2012
fibrillation
n fibrilación f; atrial — fibrilación auricular; ventricular — fibrilación ventricularEnglish-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.