Mongolian spot

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

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Notion

Domain

Science and technology

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What Wikipedia says

A Mongolian spot, also known as a slate grey nevus or congenital dermal melanocytosis, is a benign, flat, congenital birthmark with wavy borders and an irregular shape.

Excerpt from the Wikipedia article “Mongolian spot”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: abby lu, CC BY 2.0, via Wikimedia Commons.