1
: resembling a miter
2
: of, relating to, being, or adjoining a mitral valve or orifice

Examples of mitral 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.
In a large study, people whose mitral or tricuspid valves leaked more for one or two years had a higher risk of death. — Alexandria Nyembwe, Health, 4 Dec. 2025 There are many types of valve disease, including mitral valve prolapse, mitral valve regurgitation, leaky heart valve, and mitral stenosis. — Kelly Burch Published, Verywell Health, 24 Oct. 2024 Pascal appeared to show an advantage in its ability to reduce patients’ mitral regurgitation to a mild level. — Peter Loftus, WSJ, 17 Sep. 2022 The echocardiogram had shown that Mary’s posterior mitral leaflet had blown open. — Tony Dajer, Discover Magazine, 18 June 2022

Word History

First Known Use

1610, in the meaning defined at sense 1

Time Traveler
The first known use of mitral was in 1610

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Cite this Entry

“Mitral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mitral. Accessed 4 Oct. 2026.

Medical Definition

mitral

adjective
1
: resembling a miter
2
: of, relating to, being, or adjoining a mitral valve or orifice
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