Melanosis

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Melanosis \Mel`a*no"sis\, [NL., fr. Gr. ? a growing black, fr.
     me`las, me`lanos, black.] (Med.)
     The morbid deposition of black matter, often of a malignant
     character, causing pigmented tumors.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  melanosis
       n : a condition characterized by abnormal deposits of melanin
           (especially in the skin) [syn: {melanism}]