patination
noun/ˌpætɪˈneɪʃn/
/ˌpætɪˈneɪʃn/
[uncountable, countable] (specialist)- a shiny layer on the surface of metal, wood, etc.; the process of covering something with a shiny layer
- Japanese metalworkers have made the skill of patination into an art form.
Check pronunciation:
patination