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 The doctors had taken it out because her brain was swollen and bleeding from a hematoma. Jenisha Watts, The Atlantic, 13 Sep. 2023 With a bruised eye and a hematoma on her cheekbone, their mom went to the ER. Sandra Sobieraj Westfall, PEOPLE.com, 17 Mar. 2022 Treatment for more serious hematomas will depend on the size of the hematoma, whether there is still bleeding, and other problems the hematoma might be causing or could cause. Elizabeth Quinn, Verywell Health, 14 Apr. 2023 Chronic hematomas are less likely than acute hematomas to cause a rapid increase of pressure in the skull. Elizabeth Quinn, Verywell Health, 14 Apr. 2023 By the time of her seizure, the blood from her subdural hematoma had accumulated enough to displace Garot’s brain, pushing it over to the right side and causing a stroke. Kelly Davis, San Diego Union-Tribune, 23 Apr. 2023 Later, according to one individual familiar with the autopsy, Valencia was diagnosed with a rotational injury to the head that caused a subdural hematoma. Zoë Bernard, Rolling Stone, 4 June 2023 She was sent home and told that the subdural hematoma would resolve on its own. Wendy Grossman Kantor, Peoplemag, 29 May 2023 Her boyfriend was pushed to the ground and had multiple face and skull fractures and a large hematoma, court documents said. Laura Daniella Sepulveda, The Arizona Republic, 24 May 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hematoma.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


New Latin

First Known Use

circa 1849, in the meaning defined above

Time Traveler
The first known use of hematoma was circa 1849

Dictionary Entries Near hematoma

Cite this Entry

“Hematoma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hematoma. Accessed 4 Oct. 2023.

Medical Definition


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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