The phrase "cake dome" refers to a protective cover or container designed specifically for keeping cakes fresh and preventing them from getting spoiled. Full definition
When geusts sit down for dinner, they'll be delighted to find a petit four topped with an edible marigold inside an adorable mini cake dome on each plate. (marthastewartweddings.com)
Cover your homemade cake until it is time for dessert at your Easter feast with this festive handmade bunny cake dome that is perfect to use every Easter. (thespruce.com)
We love our range of recycled glass cake domes which could be used equally well as cheeseboards. (chalet-shop.com)