arrhythmia

noun

ar·​rhyth·​mia ā-ˈrit͟h-mē-ə How to pronounce arrhythmia (audio)
: an alteration in rhythm of the heartbeat either in time or force

Examples of arrhythmia in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Ongoing Heart Monitoring and Management If you are diagnosed with a heart condition, such as heart valve disease, heart failure, or an arrhythmia, follow it closely with your cardiologist (a doctor specializing in heart disorders). Colleen Doherty, Verywell Health, 2 Dec. 2024 People who are sensitive to stimulants or have a medical condition that can be negatively impacted by stimulants, such as arrhythmia or anxiety, may want to avoid these products or talk to a healthcare provider first. Jillian Kubala, Rd, Health, 5 Nov. 2024 Irregular heart rhythms: Medically known as arrhythmia, irregular heartbeats can sometimes cause the heart to work less effectively, potentially leading to heart failure. Alexandria Nyembwe, Phd, Rn, Health, 4 Nov. 2024 Symptoms differ depending on the nutrient but generally include loss of appetite, irregular heartbeat (arrhythmia), muscle weakness, kidney failure, and even death in severe cases.8136912 Toxicity from food sources alone is rare. Amy Brownstein, Ms, Rdn, Verywell Health, 31 Oct. 2024 See all Example Sentences for arrhythmia 

Word History

Etymology

borrowed from Greek arrhythmía "lack of rhythm," from árrhythmos "lacking rhythm, unrhythmical" + -ia -ia entry 1 — more at arrhythmic

First Known Use

circa 1860, in the meaning defined above

Time Traveler
The first known use of arrhythmia was circa 1860

Dictionary Entries Near arrhythmia

Cite this Entry

“Arrhythmia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/arrhythmia. Accessed 21 Dec. 2024.

Medical Definition

arrhythmia

noun
ar·​rhyth·​mia ā-ˈrit͟h-mē-ə How to pronounce arrhythmia (audio)
: an alteration in rhythm of the heartbeat either in time or force

More from Merriam-Webster on arrhythmia

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