car·​dio·​my·​op·​a·​thy | \ ˈkär-dē-ō-(ˌ)mī-ˈä-pə-thē How to pronounce cardiomyopathy (audio) \
plural cardiomyopathies

Definition of cardiomyopathy

: any of several structural or functional diseases of heart muscle marked especially by hypertrophy and obstructive damage to the heart

Examples of cardiomyopathy in a Sentence

Recent Examples on the Web Hypertrophic cardiomyopathy is the most common cause of sudden cardiac death in young people and athletes over 35. Korin Miller,, 29 Sep. 2021 In 1986, then 20 years old, the single mother of two was diagnosed with idiopathic cardiomyopathy. Michael Roppolo, CBS News, 17 Sep. 2021 At the time of the surgery, Ms. Baisey, a single mother of two who lived in Washington’s Anacostia neighborhood, was dying of idiopathic cardiomyopathy; her heart was swollen and failing for undiagnosed reasons. Washington Post, 14 Sep. 2021 Keith Sandler said his daughter was diagnosed with hypertrophic cardiomyopathy at 3 weeks old. Susan Dunne,, 24 Dec. 2020 Hypertrophic cardiomyopathy, a disease in which heart muscle becomes abnormally thick, is a common cause of cardiac death in competitive athletes. Carolyn Barber, Fortune, 14 Dec. 2020 Abel Porter, who spent four years with the Aggies before transferring to Ohio State, announced Wednesday on Twitter that he was diagnosed with hypertrophic cardiomyopathy. Alex Vejar, The Salt Lake Tribune, 5 Nov. 2020 The condition was first described in Japanese medical literature in 1990 as Takotsubo cardiomyopathy, Richard Stein, MD, a cardiologist and professor at the New York University School of Medicine, previously told Health. Leah Groth,, 13 July 2020 The causes of the condition, also known as Takotsubo cardiomyopathy, are not fully understood. Betty Lin-fisher, USA TODAY, 9 July 2020

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

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First Known Use of cardiomyopathy

1957, in the meaning defined above

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The first known use of cardiomyopathy was in 1957

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Last Updated

11 Oct 2021

Cite this Entry

“Cardiomyopathy.” Dictionary, Merriam-Webster, Accessed 22 Oct. 2021.

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More Definitions for cardiomyopathy


car·​dio·​my·​op·​a·​thy | \ ˈkärd-ē-ō-(ˌ)mī-ˈäp-ə-thē How to pronounce cardiomyopathy (audio) \
plural cardiomyopathies

Medical Definition of cardiomyopathy

: any structural or functional disease of heart muscle that is marked especially by enlargement of the heart, by hypertrophy of cardiac muscle, or by rigidity and loss of flexibility of the heart walls and that may be idiopathic or attributable to a specific cause (such as heart valve disease, untreated high blood pressure, or viral infection)

More from Merriam-Webster on cardiomyopathy

Britannica English: Translation of cardiomyopathy for Arabic Speakers Encyclopedia article about cardiomyopathy


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