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Related to arrhythmic: arhythmic, dysrhythmic


a disturbance in rhythm, as in the heartbeat
Not to be confused with:
eurhythmic – characterized by a pleasing rhythm; harmoniously proportioned


Lacking rhythm or regularity of rhythm: "a slight arrhythmic imperfection when the car idles" (Garrison Keillor).

ar·rhyth′mi·cal·ly adv.






having irregular rhythm
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.arrhythmic - lacking a steady rhythm; "an arrhythmic heartbeat"
unsteady - subject to change or variation; "her unsteady walk"; "his hand was unsteady as he poured the wine"; "an unsteady voice"
2.arrhythmic - without regard for rhythm
unrhythmic, unrhythmical - not rhythmic; irregular in beat or accent
References in periodicals archive ?
Vahatalo, M.D., from the University of Oulu in Finland, and colleagues compared autopsy findings, clinical characteristics, and electrocardiographic (ECG) markers associated with silent myocardial infarction (SMI) in 5,869 consecutive individuals participating in the Finnish Genetic Study of Arrhythmic Events (78.8 percent male; mean age, 64.9 years).
Medics believe waitress Amber died of sudden arrhythmic death syndrome - a cause of unexpected deaths in young people.
A post-mortem examination found Amber died from hypoxic brain injury and necrotising bronchopneumonia due to near drowning due to sudden arrhythmic death syndrome.
He was a victim of SADS - sudden arrhythmic death syndrome - a heart condition which can strike anyone at any time, particularly otherwise fit and healthy young people.
Study author Professor Kenichi Nakajima, of Kanazawa University Hospital, Japan, said: Our model calculated the probability of a sudden arrhythmic event with an area under the curve (AUC) of 0.74, where 1.0 is perfect prediction and 0.5 is a random result.
A PRIMARY school in Wallasey was the first school on Wirral to buy life-saving equipment in a bid to raise awareness of Sudden Arrhythmic Death Syndrome (Sads).
Autopsies showed that the most common cause of death in diabetic persons aged 36-49 years was coronary artery disease, while in those up to age 35, it was sudden arrhythmic death syndrome, a label bestowed when a medical examiner can't find an apparent cause of death.
In addition, none of the eight patients with fever-induced type I Brugada had a history suggestive of arrhythmic symptoms.
Even the general practitioner could therefore within ten minutes record sinus arrhythmic activity, Schmidt said.
Ella died from Sudden Arrhythmic Death Syndrome (SADS) in July 2014 at the age of just 17 and to raise awareness of SADS UK, Karen, along with the help of Ella's friends, assisted the netball club with their new defibrillator, highlighting how important and beneficial the equipment can be.

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