hematoma

noun

he·​ma·​to·​ma ˌhē-mə-ˈtō-mə How to pronounce hematoma (audio)
plural hematomas also hematomata ˌhē-mə-ˈtō-mə-tə How to pronounce hematoma (audio)
: a mass of usually clotted blood that forms in a tissue, organ, or body space as a result of a broken blood vessel

Examples of hematoma 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.
Doctors diagnosed the teen with a depressed skull fracture and a subdural hematoma. Milena Malaver, Miami Herald, 26 Aug. 2025 His son, Tyler, told the outlet that the hematoma that formed was due to blood thinners his father was on. Janelle Ash, FOXNews.com, 23 Aug. 2025 Though first believed to be a hit-and-run, she was found with severe bruising and a large hematoma. Christina Coulter, People.com, 23 Aug. 2025 In 2018, Spencer underwent emergency brain surgery for a bleeding hematoma resulting from the 1977 car accident. Mekishana Pierre, EW.com, 12 Aug. 2025 See All Example Sentences for hematoma

Word History

Etymology

New Latin

First Known Use

circa 1849, in the meaning defined above

Time Traveler
The first known use of hematoma was circa 1849

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Cite this Entry

“Hematoma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hematoma. Accessed 9 Sep. 2025.

Medical Definition

hematoma

noun
he·​ma·​to·​ma
variants or chiefly British haematoma
plural hematomas also hematomata -mət-ə How to pronounce hematoma (audio)
: a mass of usually clotted blood that forms in a tissue, organ, or body space as a result of a broken blood vessel

More from Merriam-Webster on hematoma

Last Updated: - Updated example sentences
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