This comes from the Greek word "melas" meaning black.
Here are some examples of its use in medical terms:
* Melanin: The pigment that gives skin, hair, and eyes their color.
* Melanoma: A type of skin cancer that develops from melanocytes.
* Melanocytes: Cells that produce melanin.
* Melanoderma: Any condition that causes darkening of the skin.
* Melanosis: Abnormal darkening of tissue.