elbow refers to the expression : unit of measurement of length used in Egypt and corresponding to 52 , 3 cm and is divided into 7 sticks or 28 fingers-
Articulation of the upper limb between the arm and the forearm. Unit of length which was used in ancient times. Piece of pipe bent at a right angle. It is the name of a municipality in the province of Zaragoza in Spain.
ELBOW: Unit of length used in many cultures for its anthropometric origin.
ELBOW: joint of the arm.