1. Pertaining to the presence, normal or pathologic, of melanin. 2. Relating to or characterized by melanosis.
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mel·a·not·ic .mel-ə-'nät-ik adj having or characterized by black pigmentation <a \melanotic sarcoma>
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mel·a·not·ic (mel″ə-notґik) 1. pertaining to or 2. characterized by the presence of melanin. characterized by melanosis.Medical dictionary. 2011.