Melanoma (noun)

A malignant tumor that arises from the pigment-producing cells (melanocytes) in the skin and can also occur in other parts of the body such as the eye.

Origin:

From new latin melanoma, from melano- + -oma.

Examples:

1. Melanoma is a serious form of skin cancer.
2. She was diagnosed with melanoma on her leg.
3. Melanoma is caused by the uncontrolled growth of pigment cells in the skin.
4. The melanoma had spread to her lymph nodes and required aggressive treatment.
5. Early detection is important in the treatment of melanoma.