melanosis

[ mel-uh-noh-sis ]

/ ˌmɛl əˈnoʊ sɪs /

noun Pathology.

abnormal deposition or development of black or dark pigment in the tissues.

a discoloration caused by this.

Words nearby melanosis

melanomatosis, melanonychia, melanophage, melanophore, melanoplakia, melanosis, melanosis coli, melanosome, melanospermous, melanotic, melanotic carcinoma

Origin of melanosis

1815–25; < New Latin < Late Greek melánōsis a becoming black. See melan-, -osis

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for melanosis

In chronic cases the eventual effects are anaemia, melanosis, enlargement of the spleen and liver, and general cachexia.
Encyclopaedia Britannica, 11th Edition, Volume 17, Slice 4|Various

British Dictionary definitions for melanosis

melanosis

melanism (ˈmɛləˌnɪzəm)

/ (ˌmɛləˈnəʊsɪs) /

noun

pathol a skin condition characterized by excessive deposits of melanin

Derived forms of melanosis

melanotic (ˌmɛləˈnɒtɪk), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for melanosis

melanosis

[ mĕl′ə-nō′sĭs ]

n.

Abnormally dark pigmentation of the skin or other tissues, resulting from a disorder of pigment metabolism.melanism

Other words from melanosis

mel′a•not′ic (-nŏt′ĭk) adj.