A measuring stick is an object used to measure length, usually in the form of a ROD, POLE, YARDSTICK, RULER, or RULE. A YARDSTICK is a long, thin piece of wood or metal with markings that indicate inches or centimeters. A ROD is a straight, cylindrical object, often made of metal or wood, that is used for measuring. A POLE is a long, slender, cylindrical object, typically made of wood or metal, and is also used for measuring. A RULER is a flat, rectangular object with markings that indicate inches or centimeters. A RULE is a straightedge with markings that indicate inches or centimeters. Finally, a DIPSTICK is a long, thin ROD with markings that indicate the depth of a liquid. All of these objects are used to measure length and are collectively referred to as measuring sticks.