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hematoma

American  
[hee-ma-toh-muh, hem-uh-] / ˌhi mæˈtoʊ mə, ˌhɛm ə- /

noun

Pathology.
hematomas, plural hematomata plural
  1. a circumscribed collection of blood, usually clotted, in a tissue or organ, caused by a break in a blood vessel.


hematoma Scientific  
/ hē′mə-tōmə /
hematomas plural
  1. The abnormal buildup of blood in an organ or other tissue of the body, caused by a break in a blood vessel.


Other Word Forms

Etymology

Origin of hematoma

First recorded in 1840–50; hemat- + -oma

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Vocabulary lists containing hematoma

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The procedure does not eliminate her cancer risk entirely, and she said she dealt with complications, including a hematoma.

From The Wall Street Journal • Jun. 7, 2026

In the early days after injury, a hematoma or bruise develops at the fracture site.

From Science Daily • Mar. 3, 2026

“I think people can understand a torn rotator cuff,” Grace says, “but they can’t necessarily understand pelvic hematoma until they’ve had one.”

From Slate • Oct. 6, 2025

Akira Toriyama succumbed to acute subdural hematoma, a type of bleeding near the brain, his studio said Friday.

From BBC • Mar. 8, 2024

The breath-sounds on auscultation and the difficulty in swallowing led to the belief that one of the bronchi was blocked by the pressure of a hematoma.

From Anomalies and Curiosities of Medicine by Pyle, Walter L. (Walter Lytle)

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