Dictionary.com
Thesaurus.com

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-tō′mə /
  • 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

Noun Inflected Forms

Etymology

Origin of hematoma

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

Compare meaning

How does hematoma compare to similar and commonly confused words? Explore the most common comparisons:

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.

See Examples For:

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

She also suggested he may have slipped and sustained a hematoma, but no CT scan was conducted to confirm this.

From BBC ● Aug. 13, 2025

The spermatic cord however escaped, and a hematoma, the size of a child's head, formed on account of which he had to go to the hospital.

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

Initially, symptoms can include a runny nose, cough and fever, Yeganeh said, but they can progress to “violent, relentless coughing fits” that can disrupt sleep and cause rib fractures and hematomas in eyes.

From Los Angeles Times ● Jun. 5, 2024

Chicas ended up in the hospital, with an infection produced by hematomas, and his mother made him swear he would never alter his body to look like a man.

From Washington Times ● May 19, 2023

Sometimes older people suffer slow bleeds after hitting their heads, known as subdural hematomas, which can cause confusion, paralysis and even death if the pressure is allowed to gradually build up.

From Washington Post ● Nov. 2, 2022

In those cases, known as subdural hematomas, symptoms can develop quickly or over the course of weeks.

From Seattle Times ● Feb. 10, 2022

The injections can cause pain, swelling and hematomas, a collection of blood.

From New York Times ● Jun. 4, 2012

Vocabulary.com logo
by dictionary.com

Just like flashcards, but way more fun

Don't take our word for it. Leave the boring studying behind and join VocabTrainer today. You'll learn even faster and never look back.

Take me to Vocabulary.com