/ˈpi:tsə ||; ˈpitsə/noun [C,U] an Italian dish consisting of a flat round bread base with vegetables, cheese, meat, etc on top, which is cooked in an oven 意大利馅饼，比萨饼（用面粉、蔬菜、干酪、肉等烤制而成的扁圆形饼食）