fibrillation

[ fahy-bruh-ley-shuhn, or, especially for 2, fib-ruh- ]

/ ˌfaɪ brəˈleɪ ʃən, or, especially for 2, ˌfɪb rə- /

noun

the formation of fibrils.

Pathology. uncontrolled twitching or quivering of muscular fibrils.

Origin of fibrillation

First recorded in 1830–40; fibrillate + -ion

Words nearby fibrillation

fibrillar, fibrillary contractions, fibrillary tremor, fibrillate, fibrillated, fibrillation, fibrilliform, fibrillogenesis, fibrin, fibrinase, fibrin calculus

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for fibrillation

This fibrillation of mucus is regarded as the result of a coagulation of its mucin, previously held in solution by an alkali.
A System of Practical Medicine by American Authors, Vol. I|Various
Even in periods of repose there is a certain amount of fibrillation on that side.
Tics and Their Treatment|Henry Meigne
The common type of lesion is a dry arthritis with fibrillation and eburnation of the articular surfaces.
Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition.|Alexander Miles
The myokymia of Kny and Schultze is characterised by fibrillation, pain, hyperidrosis, and changes in electrical excitability.
Tics and Their Treatment|Henry Meigne

British Dictionary definitions for fibrillation

fibrillation

/ (ˌfaɪbrɪˈleɪʃən, ˌfɪb-) /

noun

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

irregular twitchings of the muscular wall of the heart, often interfering with the normal rhythmic contractions

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 fibrillation

fibrillation

[ fĭb′rə-lā′shən, fī′brə- ]

n.

Fine, rapid twitching of individual muscle fibers with little or no movement of the muscle as a whole.

The formation of fibrils.

Vermicular twitching, usually slow, of individual muscular fibers, commonly occurring in the atria or ventricles of the heart and in recently denervated skeletal muscle fibers.

Scientific definitions for fibrillation

fibrillation

[ fĭb′rə-lā′shən ]

A rapid twitching of muscle fibers, as of the heart, that is caused by the abnormal discharge of electrical nerve impulses. Ventricular fibrillation is life-threatening.

单词	fibrillation
释义	fibrillation [ fahy-bruh-ley-shuhn, or, especially for 2, fib-ruh- ] / ˌfaɪ brəˈleɪ ʃən, or, especially for 2, ˌfɪb rə- / noun the formation of fibrils. Pathology. uncontrolled twitching or quivering of muscular fibrils. Origin of fibrillation First recorded in 1830–40; fibrillate + -ion Words nearby fibrillation fibrillar, fibrillary contractions, fibrillary tremor, fibrillate, fibrillated, fibrillation, fibrilliform, fibrillogenesis, fibrin, fibrinase, fibrin calculus Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for fibrillation This fibrillation of mucus is regarded as the result of a coagulation of its mucin, previously held in solution by an alkali. A System of Practical Medicine by American Authors, Vol. I\|Various Even in periods of repose there is a certain amount of fibrillation on that side. Tics and Their Treatment\|Henry Meigne The common type of lesion is a dry arthritis with fibrillation and eburnation of the articular surfaces. Manual of Surgery Volume Second: Extremities--Head--Neck. Sixth Edition.\|Alexander Miles The myokymia of Kny and Schultze is characterised by fibrillation, pain, hyperidrosis, and changes in electrical excitability. Tics and Their Treatment\|Henry Meigne British Dictionary definitions for fibrillation fibrillation / (ˌfaɪbrɪˈleɪʃən, ˌfɪb-) / noun 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 irregular twitchings of the muscular wall of the heart, often interfering with the normal rhythmic contractions 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 fibrillation fibrillation [ fĭb′rə-lā′shən, fī′brə- ] n. Fine, rapid twitching of individual muscle fibers with little or no movement of the muscle as a whole. The formation of fibrils. Vermicular twitching, usually slow, of individual muscular fibers, commonly occurring in the atria or ventricles of the heart and in recently denervated skeletal muscle fibers. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for fibrillation fibrillation [ fĭb′rə-lā′shən ] A rapid twitching of muscle fibers, as of the heart, that is caused by the abnormal discharge of electrical nerve impulses. Ventricular fibrillation is life-threatening. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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