Bracket (tournament)
A bracket is the diagrammatic representation of the series of games played during a tournament, named as such because it appears to be a large number of interconnected (punctuational) brackets. There are several kinds of brackets, adapted to different types of tournaments. The most common are: The “art” of filling in brackets, especially in NCAA basketball, is referred to as bracketology. Brackets are most commonly found in professional sporting leagues. Often, at the end of the regular season, the league holds a post-season tournament (most commonly called a playoff) to determine which team is the best out of all of the other teams in the league.