'Melanosis' definitions:
Definition of 'melanosis'
From: WordNet
noun
A condition characterized by abnormal deposits of melanin (especially in the skin) [syn: melanosis, melanism]
Definition of 'Melanosis'
From: 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]