nevus
noun
- visible, circumscribed, chronic lesion of the skin or mucosa, either congenital or acquired
Wiktionary
Pronunciation: /ˈniːvəs/
noun
Etymology: Etymology tree Latin naevusbor. English nevus Borrowed from Latin naevus.
- Any of a number of different, usually benign, pigmented, raised or otherwise abnormal lesions of the skin.
“Most birthmarks and moles fall into the category of nevi.”