Medical Dictionary

histiocytoma

noun his·tio·cy·to·ma \ ˌhis-tē-ō-sī-ˈtō-mə \

medical Definition of histiocytoma

plural histiocytomas also histiocytomata play \-mət-ə\
: a tumor that consists predominantly of macrophages
  • a malignant fibrous histiocytoma of the spleen

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