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
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Medical staff determined the infant suffered bilateral subdural hematomas, or a pooling of blood between the skull and brain matter, according to court documents. Kate Linderman, Kansas City Star, 7 Mar. 2025 As a result of the fall, the boy fractured his leg and suffered a severe hematoma, Fuerte told KTVU. Kc Baker, People.com, 3 Mar. 2025 The liver had subscapular hematoma, which a 2020 Science Direct article says is spontaneous bleeding between the connective tissue surrounding the liver and the functional tissue of the liver. David J. Neal, Miami Herald, 7 Feb. 2025 Her 2-month-old son and 16-month-old daughter were taken to New York-Presbyterian Hospital Columbia, where the newborn was being treated for a skull fracture and the toddler a large hematoma on her skull. Rocco Parascandola, New York Daily News, 10 Mar. 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 Apr. 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

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