1. carcinoma, embryonal A highly malignant, primitiveform of carcinoma, probably of germinalcell or teratomatous derivation, usually arising in a gonad and rarely in other sites. It is rare in the female ovary, but in the male it accounts for 20% of all testicular tumors. (From Dorland, 27th ed & Holland et al., Cancer Medicine, 3d ed, p1595)
Definitions of carcinoma, embryonal
