A Glaze

1. (ceramics) The vitreous coating of pottery or porcelain; anything used as a coating or color in glazing. See glaze (transitive verb).
2. A transparent or semi-transparent layer of paint.
3. A smooth edible coating applied to food.
4. (meteorology) A smooth coating of ice formed on objects due to the freezing of rain; glaze ice.
5. Broth reduced by boiling to a gelatinous paste, and spread thinly over braised dishes.
6. A glazing oven; glost oven.