patina
🇺🇸
/pəˈtiːnə/
🇬🇧
/ˈpætɪnə/
A thin layer that forms on the surface of some metals, like a green, black, or brown coating.
The old coins had a beautiful patina that made them look even more valuable.
A shiny surface that develops on wood or leather over time, making it look smooth and well cared for.
The antique table had a rich patina that showed it had been in the family for generations.