Association football is the official name of the sport governed by the International Federation of Association Football (FIFA). It is known in some parts of the world as "soccer"; a derivative of the word "association". In others, it is known simply as "football". For more information on the sport, see "Association football." For information about all sports known as football, see "Football" or Category:Football. For information about usage of the words "football" and "soccer" by country, see Football (word).