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hematoma

[hee-ma-toh-muh, hem-uh-] /ˌhi mæˈtoʊ mə, ˌhɛm ə-/
noun, plural hematomas, hematomata
[hee-ma-toh-muh-tuh, hem-uh-] /ˌhi mæˈtoʊ mə tə, ˌhɛm ə-/ (Show IPA).
Pathology
1.
a circumscribed collection of blood, usually clotted, in a tissue or organ, caused by a break in a blood vessel.
Origin of hematoma
1840-1850
1840-50; hemat- + -oma
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for hematoma

haematoma

/ˌhiːməˈtəʊmə; ˌhɛm-/
noun (pl) -mas, -mata (-mətə)
1.
(pathol) a tumour of clotted or partially clotted blood
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for hematoma
n.

1826, from hemato- + -oma.

Online Etymology Dictionary, © 2010 Douglas Harper
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hematoma in Medicine

hematoma he·ma·to·ma (hē'mə-tō'mə)
n. pl. he·ma·to·mas or he·ma·to·ma·ta (-mə-tə)
A localized swelling filled with blood resulting from a break in a blood vessel.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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hematoma in Science
hematoma
  (hē'mə-tō'mə)   
Plural hematomas or hematomata (hē'mə-tō'mə-tə)
The abnormal buildup of blood in an organ or other tissue of the body, caused by a break in a blood vessel.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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