roast means: Hot air is used to surround food, usually meats, poultry, and game. Dry-heat cooking uses hot air. (in Cooking Dictionary)

What else does roast mean?

Cook in an oven covered pan to achieve a nicely browned outside and moister interior. No liquids such as wine or water are allowed to come in contact with food during roasting. Example. (in Cooking Dictionary)

Cook a dish in an oven-proof pan. (in Cooking Dictionary)

You can cook hot air uncovered. Meat is usually roasted over charcoal, ceramic briquettes or gas flames. This term can also be used to describe foods like corn and potatoes that have been cooked in hot, ashes, on coals or on metal heated stones. (in Cooking Dictionary)

Cooking with dry heat such as an oven, or close to hot coals. (in Merlin Dictionary)

By heating, dry, brown or poach. (in Merlin Dictionary)

Exposed to extreme or excessive heat. (in Merlin Dictionary)

Heat (ores) in furnace to purify, dehydrate or oxidize them before they are smelted. (in Merlin Dictionary)

To criticize or ridicule harshly. (in Merlin Dictionary)

Honor at or as a subject of a roast. (in Merlin Dictionary)

Cook food in the oven (in Merlin Dictionary)

A suitable cut of meat for roasting. (in Merlin Dictionary)

Roasting is the act of or procedure of roasting. (in Merlin Dictionary)

A state that is roasted. (in Merlin Dictionary)