arrhythmia

noun

ar·​rhyth·​mia ā-ˈrit͟h-mē-ə 

: an alteration in rhythm of the heartbeat either in time or force

Examples of arrhythmia in a Sentence

Recent Examples on the Web

Isin recognized the plant as the poisonous oleander, which contains a chemical compound that, when ingested, can cause vomiting, nausea, cardiac arrhythmia, low blood pressure, even death. —Joshua Hammer, Smithsonian Magazine, 15 May 2024

About Catheter Precision Catheter Precision is an innovative U.S.-based medical device company bringing new solutions to market to improve the treatment of cardiac arrhythmias. —Fort Worth Star-Telegram, 13 May 2024

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

Phrases Containing arrhythmia

• anti-arrhythmia

Medical Definition

arrhythmia

noun

ar·​rhyth·​mia ā-ˈrit͟h-mē-ə 

: an alteration in rhythm of the heartbeat either in time or force