Main Entry: ath·er·o·ma

Pronunciation: \ˌath-ə-ˈrō-mə\

Function: noun

Inflected Form(s): plural ath·er·o·mas also ath·er·o·ma·ta \-mət-ə\

1 : fatty degeneration of the inner coat of the arteries
2 : an abnormal fatty deposit in an artery

—ath·er·o·ma·tous \-ˈrō-mət-əs\ adjective