Oven/ˈʌvn/ Definition 1 of 2Pro Tip 1/3Location Specific An 'oven' is usually found in the kitchen of a house or restaurant. Her new apartment has a modern kitchen with a built-in oven. Pro Tip 2/3Variety of Foods Ovens can be used to bake, roast, and broil different types of food. They roasted a chicken and baked a pie in the oven. Pro Tip 3/3Heat Adjustment It's important to set the oven at the right temperature for the food you cook. Preheat the oven to 400 degrees before you put in the pizza.