mel·a·nism /ˈmɛləˌnɪzəm/
  黑變病
  mel·a·nism /ˈmɛləˌnɪzəm/ 名詞
  黑化型(動)
  Mel·a·nism n.
  1. An undue development of dark-colored pigment in the skin or its appendages; -- the opposite of albinism.
  2. Med. A disease; black jaundice. See Melaena.
  Mel·a·nism n. Ethnol. The character of having a high degree of pigmentation, as shown in dark skin, eyes, and hair.
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  melanism
       n : a condition characterized by abnormal deposits of melanin
           (especially in the skin) [syn: melanosis]