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The Collaborative International Dictionary
Angioma

Angioma \An`gi*o"ma\ ([a^]n`j[i^]*[=o]"m[.a]), n.; L. pl. -omata (-[=o]"m[.a]*t[.a]). [NL.; angio- + -oma.] (Med.) A tumor composed chiefly of dilated blood or lymph vessels. -- An`gi*om"a*tous, a.

Douglas Harper's Etymology Dictionary
angioma

1867, medical Latin, from angio- + -oma.

Wiktionary
angioma

n. (context medicine English) A benign tumor made up of small blood vessels or lymph vessels.

WordNet
angioma
  1. n. a tumor consisting of a mass of blood or lymphatic vessels

  2. [also: angiomata (pl)]

Wikipedia
Angioma

Angiomas are benign tumors derived from cells of the vascular or lymphatic vessel walls ( endothelium) derived from cells of the tissues surrounding these vessels.

Angiomas are a frequent occurrence as patients age, but they might be an indicator of systemic problems such as liver disease. They are not commonly associated with malignancy.

Usage examples of "angioma".

His cutting out the tangle of abnormal vessels, the capsular angioma that he suspected, while leaving the rest of the anatomy intact, was so tricky the operation itself could further destroy neurons, making her worse off and possibly killing her.

Especially since the initial diagnosis in each case was a hereditary vascular malformation, one being a Berry aneurysm, or sacular weakening of an artery that was leaking blood, and the other a capsular angioma, same as Kathleen Sullivan had.

Kathleen, had a bleeding capsular angioma removed in April of that same year.

The sergeant was in mufti, a sack suit in windowpane check of a color that brought out the spider angioma on the side of his nose.

But for the local aneurysmal thrill at the point of the scar the condition would have been diagnosed as angioma, but as a bruit could be heard over the entire mass it was called an aneurysmal varix, because it was believed there was a connection between a rather large artery and a vein close to the mass.

Since his angiomas looked ready to pop, I handed the nurse the chart I was working on and walked over to the empty side of the infirmary.