noun, plural hemangiomas, hemangiomata [hi-man-jee-oh-muh-tuh] . Pathology.
See under angioma.

1885–90; < Neo-Latin; see hem-, angioma

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[an-jee-oh-muh] .
noun, plural angiomas, angiomata [an-jee-oh-muh-tuh] . Pathology.
a benign tumor consisting chiefly of dilated or newly formed blood vessels (hemangioma) or lymph vessels (lymphangioma)

1870–75; angi- + -oma

angiomatous [an-jee-om-uh-tuhs, -oh-muh-] , adjective
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
angioma (ˌændʒɪˈəʊmə)
n , pl -mas, -mata
a tumour consisting of a mass of blood vessels (haemangioma) or a mass of lymphatic vessels (lymphangioma)

haemangioma or esp (US) hemangioma (hɪˌmændʒɪˈəʊmə)
n , pl -mas, -mata
See strawberry mark a nonmalignant tumour of blood vessels, esp affecting those of the skin
[from haem(o)- + angi(o)- + -oma]
hemangioma or esp (US) hemangioma (hɪˌmændʒɪˈəʊmə, -mətə)
[from haem(o)- + angi(o)- + -oma]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin & History

1871, medical L., from Gk. angio-, comb. form of angeion "vessel" (see angio-) + -oma.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

angioma an·gi·o·ma (ān'jē-ō'mə)
n. pl. an·gi·o·mas or an·gi·o·ma·ta (-mə-tə)
A tumor composed chiefly of lymphatic vessels or blood vessels.

hemangioma he·man·gi·o·ma (hĭ-mān'jē-ō'mə)
n. pl. he·man·gi·o·mas or he·man·gi·o·ma·ta (-mə-tə)
A congenital benign skin lesion consisting of dense, usually elevated masses of dilated blood vessels.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
Hepatic hemangioma is usually not discovered until medical pictures are taken of the liver for some other reason.
If a cavernous hemangioma ruptures, the only sign may be an enlarged liver.
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