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melanism
(redirected from melanistic)

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melanism /mel·a·nism/ (mel´ah-nizm) melanosis.
mel·a·nism (ml-nzm)
n.
1. See melanosis.
2. Dark coloration of the skin, hair, fur, or feathers because of a high concentration of melanin.
melanism
[mel′əniz′əm]
Etymology: Gk, melas, black
an abnormal deposit of dark brown to black melanin pigment in the skin, hair, and other tissues. Also called melanosis.
melanosis [mel″ah-no´sis]
1. disordered melanin production, with darkening of the skin; called also melanism.
2. a disorder of pigment metabolism.
melanosis co´li brown-black discoloration of the mucosa of the colon.
melanosis i´ridis (melanosis of the iris) abnormal pigmentation of the iris by infiltration of melanoblasts.
melanism
excessive deposition of melanin in the skin.
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