The outer bone of the elbow is the lateral epicondyle and is a part of the humerus bone. Tendons are attach to this area which can be injured, causing inflammation or tendinitis (lateral epicondylitis). This is known to tennis players as "tennis elbow".
ELBOW, TENNIS
Meaning of ELBOW, TENNIS in English
English dictionary of medicine. Английский словарь медицины. 2012