overglazes
/ˌoʊvərˈɡleɪzɪz/
verb
- Applies a second or additional layer of glaze to pottery or ceramics.
- He overglazes the mugs twice to ensure they are food-safe.
- The potter overglazes each vase to give it a glossy finish.
- She carefully overglazes the tiles to protect the painted design.