Tournament

Merriam-Webster Online Dictionary
tournament (noun)
1.
a) a knightly sport of the Middle Ages between mounted combatants armed with blunted lances or swords and divided into two parties contesting for a prize or favor bestowed by the lady of the tournament
b) the whole series of knightly sports, jousts, and tilts occurring at one time and place
2.
a series of games or contests that make up a single unit of competition (as on a professional golf tour), the championship play-offs of a league or conference, or an invitational event