teratoma

noun ter·a·to·ma \ˌter-ə-ˈtō-mə\

plural ter·a·to·mas also ter·a·to·ma·ta \-mə-tə\

Definition of TERATOMA

: a tumor made up of a heterogeneous mixture of tissues

New Latin

First Known Use: 1879

Medical Dictionary

noun ter·a·to·ma \ˌter-ə-ˈtō-mə\

plural ter·a·to·mas also ter·a·to·ma·ta \-mət-ə\

: a tumor derived from more than one embryonic layer and made up of a heterogeneous mixture of tissues (as epithelium, bone, cartilage, or muscle)

—ter·a·to·ma·tous \-mət-əs\ adjective

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