Main Entry: ep·i·the·li·o·ma

Pronunciation: \-ˌthē-lē-ˈō-mə\

Function: noun

Inflected Form(s): plural ep·i·the·li·o·mas also ep·i·the·li·o·ma·ta \-mət-ə\

: a benign or malignant tumor derived from epithelial tissue

—ep·i·the·li·o·ma·tous \-mət-əs\ adjective