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/ˈmeləˌnizəm/ Noun 1. A development of dark-colored pigment in the skin or its appendages and is the opposite of albinism. Historically, it was also the medical term for black jaundice. ( 2. Congenital excess of melanin pigmentation in the skin, hair, feathers and/or eyes; the condition of being melano. ( 3. Unusual darkening of body tissues caused by excessive production of melanin, esp. as a form of color variation in animals. (Google Dictionary) 4. A condition characterized by abnormal deposits of melanin (especially in the skin). ( 5. An increased amount of black or nearly black pigmentation (as of skin, feathers, or hair) of an individual or kind of organism. ( Word origin: From Greek melano-, comb. form of melas (genitive melanos) “black, dark,...

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