myo·​car·​di·​tis | \ ˌmī-ə-(ˌ)kär-ˈdī-təs How to pronounce myocarditis (audio) \

Definition of myocarditis

: inflammation of the myocardium

Examples of myocarditis in a Sentence

Recent Examples on the Web Kjerstad did not make his professional debut until two years after his selection after being diagnosed with the heart condition myocarditis following the draft and suffering a left hamstring strain this spring. Nathan Ruiz, Baltimore Sun, 17 July 2022 But the risk of these conditions from the vaccine appear to be much, much lower than the risk of getting myocarditis or pericarditis from being infected with the Covid-19 coronavirus. Bruce Y. Lee, Forbes, 15 July 2022 With the earlier smallpox vaccine, pericarditis and myocarditis soon emerged as a potential side effect—in fact, that’s one of the reasons researchers looked for it after Covid vaccination. Melody Schreiber, The New Republic, 21 June 2022 But myocarditis was not identified in the trials in young children. Jen Christensen, CNN, 21 June 2022 Both vaccines appear to be safe, with short-term side effects like fever and fatigue fairly common, but no evidence of the more serious side effects seen rarely in adults: severe allergic reactions and myocarditis, a swelling of the heart muscle. Karen Weintraub, USA TODAY, 15 June 2022 There are no cases of myocarditis, MIS-C, or death in the trial. Beth Mole, Ars Technica, 15 June 2022 While the studies of the Pfizer-BioNTech and Moderna vaccines didn’t identify any cases of heart-inflammation conditions including myocarditis, the FDA panel is expected to discuss the issue. Jared S. Hopkins, WSJ, 15 June 2022 Data for international surveillance had suggested a higher risk for myocarditis following vaccination with Moderna compared to the Pfizer-BioNTech vaccine. Cheyenne Haslett, ABC News, 14 June 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'myocarditis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of myocarditis

circa 1848, in the meaning defined above

History and Etymology for myocarditis

New Latin

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Time Traveler for myocarditis

Time Traveler

The first known use of myocarditis was circa 1848

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Dictionary Entries Near myocarditis

myocardial infarction



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Statistics for myocarditis

Last Updated

29 Jul 2022

Cite this Entry

“Myocarditis.” Dictionary, Merriam-Webster, Accessed 11 Aug. 2022.

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More Definitions for myocarditis


myo·​car·​di·​tis | \ ˌmī-ə-(ˌ)kär-ˈdīt-əs How to pronounce myocarditis (audio) \

Medical Definition of myocarditis

: inflammation of the myocardium

More from Merriam-Webster on myocarditis Encyclopedia article about myocarditis


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