The term "upper" generally refers to something that is situated higher or above another object or level. In various contexts, it can describe physical locations, such as the upper floors of a building, or it can refer to the upper part of a structure, like the upper deck of a ship. In anatomy, "upper" often describes body parts located towards the head or above the waist, such as the upper arm or upper back. In clothing, "upper" can refer to the part of a shoe that covers the foot, distinguishing it from the sole.