Definition: The ITTF (International Table Tennis Federation, www.ittf.com) is the governing body of table tennis worldwide, and has its Headquarters and Olympic office in Lausanne, Switzerland. It is made up of many affiliated table tennis organizations.
The ITTF has various committees and boards to look after the many aspects of table tennis, such as the Board of Directors, the Umpires and Referees Committee, and the Equipment Committee.