atheroma

[ath-uh-roh-muh]
noun, plural ath·er·o·mas, ath·er·o·ma·ta [ath-uh-roh-muh-tuh] /ˌæθ əˈroʊ mə tə/. Pathology.
  1. a sebaceous cyst.
  2. a mass of yellowish fatty and cellular material that forms in and beneath the inner lining of the arterial walls.

Origin of atheroma

1700–10; < New Latin, Latin: a tumor filled with gruellike matter < Greek athḗrōma, equivalent to athḗr(ē) gruel + -ōma -oma
Related formsath·er·om·a·tous [ath-uh-rom-uh-tuh s, -roh-muh-] /ˌæθ əˈrɒm ə təs, -ˈroʊ mə-/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for atheroma

atheroma

noun plural -mas or -mata (-mətə)
  1. pathol a fatty deposit on or within the inner lining of an artery, often causing an obstruction to the blood flow
Derived Formsatheromatous (ˌæθəˈrɒmətəs, -ˈrəʊ-), adjective

Word Origin for atheroma

C18: via Latin from Greek athērōma tumour full of matter resembling gruel, from athēra gruel
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

Word Origin and History for atheroma
n.

"encysted tumor," 1706, medical Latin, from Greek atheroma, from athere "groats, porridge" (related to ather "chaff"), in reference to what is inside. For ending, see -oma.

Online Etymology Dictionary, © 2010 Douglas Harper

atheroma in Medicine

atheroma

[ăth′ə-rōmə]
n. pl. ath•er•o•mas
  1. A deposit or degenerative accumulation of lipid-containing plaques on the innermost layer of the wall of an artery.
Related formsath′er•o•ma•tosis (-tōsĭs) n.ath′er•oma•tous (-rŏmə-təs, -rōmə-) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.