chorioma [kawr-ee-oh-muh, kohr-] Word Origin noun, plural cho·ri·o·mas, cho·ri·o·ma·ta [kawr-ee-oh-muh-tuh, kohr-] /ˌkɔr iˈoʊ mə tə, ˌkoʊr-/. Pathology.
- any benign or malignant tumor of chorionic tissue; choriocarcinoma.
Origin of chorioma by shortening chorioma in Medicine chorioma [kôr′ē-ō′mə] n.
- A benign or malignant tumor of chorionic tissue.