malignant melanoma

from WordNet (r) 3.0 (2006)

malignant melanoma
    n 1: any of several malignant neoplasms (usually of the skin)
         consisting of melanocytes [syn: {melanoma}, {malignant
         melanoma}]

from The Collaborative International Dictionary of English v.0.48

malignant melanoma \malignant melanoma\ n. (Med.),
   Any of several malignant neoplasms (usually of the skin)
   consisting of melanocytes; called also {melanoma}. It is
   classed as a type of skin cancer.
   [WordNet 1.5]