[ en-doh-thee-lee-oh-muh ]
/ ˌɛn doʊˌθi liˈoʊ mə /
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noun, plural en·do·the·li·o·mas, en·do·the·li·o·ma·ta [en-doh-thee-lee-oh-muh-tuh]. /ˌɛn doʊˌθi liˈoʊ mə tə/. Pathology.

a tumor originating from the endothelium.



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Origin of endothelioma

<German Endotheliom (1875); see endothelium, -oma
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
  • The chief of these are: simple—dermoid patches, moles of the limbus; malignant—sarcoma, endothelioma, epithelioma.

  • Sarcoma and endothelioma are the commonest tumours of bone, and present wide variations in structure and in clinical features.

    Manual of Surgery|Alexis Thomson and Alexander Miles
  • The majority would appear to be the result of changes in a sarcoma, endothelioma, or myeloma.

    Manual of Surgery|Alexis Thomson and Alexander Miles

British Dictionary definitions for endothelioma

/ (ˌɛndəʊˌθiːlɪˈəʊmə) /

noun plural -mata (-mətə)

pathol a tumour originating in endothelial tissue, such as the lining of blood vessels
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

Medical definitions for endothelioma

[ ĕn′dō-thē′lē-ōmə ]

n. pl. en•do•the•li•o•mas

Any of various benign or occasionally malignant neoplasms derived from the endothelial tissue of blood vessels or lymphatic channels.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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