Action: Action: A referee's command to the wrestlers to begin wrestling.

   Arm control: Controlling the opponent's arms.

   Arm throw: A move in which a wrestler throws his opponent over his shoulder by holding the opponent's arm.

   Belly-to-back souple: A hold where a wrestler throws his opponent in a wide arc of movement while holding the opponent from behind.

   Body lock: A hold in which a wrestler locks arms around the body of his opponent before taking him to the mat.

   Body throw: A move in which a wrestler locks arms around the body of his opponent and throws him to the mat.

   Bridge: The arched position a wrestler adopts to avoid his back touching the mat.

   Bridge out: A move used to escape an opponent by rolling from a bridge onto the stomach.

   Central circle: The small inner circle of the wrestling mat.

   Central wrestling area: The circle on a wrestling mat between the central circle and the passivity zone.

   Danger position: A position in which an opponent holds a wrestler's back at less than a right angle to the mat.

   Default: A win declared when the opponent is disqualified or injured too badly to wrestle, and does not appear when his name is called for the bout.

   Double-leg tackle: A move in which a wrestler takes down his opponent by holding the opponent's legs with his arm and tackling him.

   Fall: Forcing an opponent's shoulders to the mat for a touch to halt and win the bout.

   Fleeing the hold: This is where a wrestler refuses to fight on the mat, and his opponent is given one point.

   Fleeing the mat: This is where a wrestler leaves the mat voluntarily, and his opponent is given one point.

   Freestyle: A form of wrestling in which wrestlers may use their arms, bodies and legs and may hold opponents above or below the waist.

   Grand amplitude: A throw in which an opponent's centre of gravity is higher than a wrestler who is trying to throw him.

   Greco-Roman: A traditional form of wrestling in which wrestlers may use only their arms and upper bodies to attack and may hold only those parts of their opponents.

   Gut wrench: A move where a wrestler rolls his opponent across him on his back while bridging.

   Open: The referee's command for a wrestler to change his position and adopt more open tactics.

   Par terre: On the mat, as in the "par terre" position, the starting position in which one wrestler has his hands and knees on the mat and the other wrestler is kneeling beside him with two hands on his back; also called the referee's position.

   Passivity: Stalling; adopting a "negative" approach to a bout by appearing to avoid the action.

   Passivity zone: The outer circle on a wrestling mat.

   Pin: Another term for "fall".

   Qualifying round: Bouts wrestled to obtain the ideal divisible number to begin the direct elimination.

   Repechage round: Bouts wrestled by the losers against the two finalists during the competition to decide who wins one of the two bronze medals.

   Round: Each bout is divided into three separate rounds lasting two minutes, with a 30-second break between each round. The wrestler who wins two rounds wins the bout.

   Souple: A hold where a wrestler throws his opponent spectacularly.

   Takedown: To take an opponent from a standing position to the ground.

   Technical points: Points scored during the match

   Technical superiority: A win declared in a bout when one wrestler gains a 6-point lead on the other.

Credit: IOC

For further info., please visit http://www.olympic.org/uk/sports/programme/disciplines_uk.asp?DiscCode=WG.