Found 2 items, similar to malignant tumor.
English → English (WordNet) Definition: malignant tumor malignant tumor n : a tumor that is malignant and tends to spread to other parts of the body [syn: malignant neoplasm, metastatic tumor]
English → English (gcide) Definition: malignant tumor malignant tumor \malignant tumor\ n. (Med.), Same as malignancy[4]. Syn: malignancy, malignance, malignant tumor, metastatic tumor. [WordNet 1.5]