Definition of "hematoma" []

• A localized swelling filled with blood resulting from a break in a blood vessel. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Vitamin E and surgery do not mix because Vitamin E is associated with increased bleeding, and this can lead to collection of blood called a hematoma that could result in serious complications."
• "Last winter, he developed a hematoma, which is a pooling of blood, on the stump."
• "But just 1.4% of patients undergoing the wrist technique suffered major vascular complications, such a large bruise called a hematoma, or injuries to the artery near the entry site requiring a surgical repair."