Food Cheese, Cheddar is not acid - it is ok to consume it without worries about heartburn. For more details search on food acidity and alkalinity look at the list below. Items with higher values are the safest for your stomach. For more details on specific food items and whether they cause heartburn or not take a look at Food Database.
Width is otherwise known as the breadth. It is the distance from one side to the other side which measures across a particular shape or object whose lengths are forming right angles with the sides as in the case of a rectangle.
side. 1  the right or left half of a human or animal body, esp. either half of the trunk. 2  a position or space beside one. 3  any of the lines or surfaces that bound or limit something: a square has four sides, a cube six. 4  either of the two surfaces of a thing having no appreciable thickness, as paper, cloth, etc.