Definition of "melanoma" []

• A dark-pigmented, usually malignant tumor arising from a melanocyte and occurring most commonly in the skin. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "I love the health-giving properties of Vitamin D laden UV but melanoma is still a killer."
• "The Institute has received worldwide acclaim for advances in melanoma (skin cancer), breast and colon cancer as well as immune therapy of cancer."
• "In practical terms, whether or not a melanoma is immunogenic depends on heredity."