Main Entry: ham·ar·to·ma

Pronunciation: \ˌham-ˌar-ˈtō-mə\

Function: noun

Inflected Form(s): plural ham·ar·to·mas also ham·ar·to·ma·ta \-mət-ə\

: a mass resembling a tumor that represents anomalous development of tissue natural to a part or organ rather than a true tumor

—ham·ar·toma·tous \-ˈtäm-ət-əs, -ˈtōm-\ adjective