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.
The child was later found to have suffered multiple injuries, including rib fractures, fractures to both arms, and a subdural hematoma to his brain, among other acute injuries, according to doctors. Muri Assunção, New York Daily News, 8 Jan. 2026 After he was retrieved by first responders and transported to a hospital, a hospital spokesperson confirmed to Jornal Folha do Litoral News that Thomaz was lucid, with signs of dehydration and hematomas on his legs. Sam Gillette, PEOPLE, 6 Jan. 2026 In December 2023, Hough announced that Erbert underwent an emergency craniectomy after being diagnosed with an intracranial hematoma (a collection of blood in her skull). Shania Russell, Entertainment Weekly, 5 Jan. 2026 The assault left the woman with numerous injuries, including multiple bruises, hematomas and abrasions to her face, head, arms and hand, CWB Chicago reported. Julia Bonavita, FOXNews.com, 8 Dec. 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

Browse Nearby Words

Cite this Entry

“Hematoma.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hematoma. Accessed 19 Jan. 2026.

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
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!