Medical Dictionary
cholesteatoma
noun cho·les·te·a·to·ma
\kə-ˌles-tē-ə-ˈtō-mə, ˌkō-lə-ˌstē-, ˌkäl-ə-\
\kə-ˌles-tē-ə-ˈtō-mə, ˌkō-lə-ˌstē-, ˌkäl-ə-\
plural cho·les·te·a·to·mas also cho·les·te·a·to·ma·ta \-mət-ə\
Medical Definition of CHOLESTEATOMA
1
: an epidermoid cyst usually in the brain arising from aberrant embryonic rests and appearing as a compact shiny flaky mass—called also pearly tumor
2
: a tumor usually growing in a confined space (as the middle ear or mastoid) and frequently constituting a sequel to chronic otitis media
—cho·les·te·a·to·ma·tous \-mət-əs\ adjective
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