noun
seminoma
Medical term for a type of testicular germ cell tumor.
精上皮腫は精巣に発生する悪性腫瘍の一つです。
Seminoma is one of the malignant tumors that occur in the testis.
Compound of 精上皮 (seminiferous epithelium) and 腫 (tumor). The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.