noun, plural ne·vi [nee-vahy] /ˈni vaɪ/.
- any congenital anomaly of the skin, including moles and various types of birthmarks.
noun plural -vi (-vaɪ)
- the usual US spelling of naevus
n. pl. ne•vi (-vī′)
- A congenital circumscribed growth or mark on the skin, such as a mole or birthmark, colored by hyperpigmentation or increased vascularity.
- A benign localized overgrowth of melanin-forming cells arising in the skin early in life.