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Noun
1. Mongolian spot; Mongolian blue spot; congenital dermal melanocytosisMedicine
Wikipedia definition
2. Mongolian spotA Mongolian spot, also known as "Mongolian blue spot", "congenital dermal melanocytosis", and "dermal melanocytosis" is a benign, flat, congenital birthmark with wavy borders and irregular shape, discovered on and named after Mongolians by Erwin Bälz. It is also extremely prevalent among East Asians, South-East Asians, South Asians, Polynesians, Native Americans, and East Africans. It normally disappears three to five years after birth and almost always by puberty.
Read “Mongolian spot” on English Wikipedia
Read “蒙古斑” on Japanese Wikipedia
Read “Mongolian spot” on DBpedia

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