Advantage: Allow play to continue when the team against which an offence has been committed will benefit from such an advantage.

   Centre: Mid-point of the centre circle from which the ball is kicked to start play (kick-off) at the start of the match, for the start of the second half and each period of extra time, or to restart play after a goal has been scored.

   Centre circle: A circle in the middle of the field (on the halfway line) with a radius of 9.15m (10 yds).

   Charge: To initiate contact such as (shoulder-to-shoulder) bumping with an opponent in an attempt to force the player to commit to either a pass or a run; it is an offence if the referee considers it to be careless, reckless or using excessive force.

   Corner flag posts: A flag post not less than 1.5m (5ft) high with a nonpointed top and flag is placed at each corner of the field of play.

   Corner kick: A kick from the corner of the field to team-mates lined up in front of the goal, awarded to the attacking team when the ball goes over the goal line outside the goal posts and the defending team touched it last.

   Defender: One of the players generally positioned in the defensive half of the field and primarily responsible for preventing the opposition from scoring.

   Direct free kick: A free kick is given after an offence. It is taken from where the offence occurred and may be aimed directly at the goal.

   Dive: To fake an illegal tackle in an attempt to gain a free kick from the referee; also known as to "act" or "take a dive".

   Dribble: To move the ball along the field with the feet while maintaining possession.

   Foul: Any illegal interference with an opposing player, including kicking, pushing, shoving, tripping and dangerous or aggressive play.

   Free kick: A kick is awarded after offences ranging from the less serious, such as impeding a player, to the more serious, such as dangerous charging, striking, pushing, tripping, kicking or an intentional handball. It is taken from where the offence occurred. All opponents are at least 9.15 m (10 yds) from the ball.

   Goal: 1.:Consisting of two upright posts joined at the top by a horizontal crossbar (2.44m by 7.32m - 8 ft by 24 ft), this is the area which the ball must enter for a team to score. 2.: A score made by getting the ball into the goal.

   Goal area: Consists of two upright posts joined at the top by a horizontal crossbar (2.44m by 7.32m - 8yds by 8ft). The goal is placed on the centre of each goal line

   Goal kick: A free kick from within the goal area, taken by the defending side if the ball has crossed the goal line after being touched last by the attacking side.

   Goal line: The two shorter boundary lines on which the goal stands, marking each end of the field of play.

   Goalkeeper or goalie: The only player who is allowed to handle the ball within the penalty area, whose special duty is to prevent the ball from going into the goal.

   Golden goal: A sudden-death method of resolving a tie, where the first goal scored during extra time wins the game.

   Hand ball: A violation where a player other than the goalkeeper touches the ball with the hands during play or the goalkeeper handles the ball outside the penalty area.

   Header: To use the head to hit the ball.

   Indirect free kick: A free kick taken after an offence. A goal can be scored only after the ball has been passed to or touched by a team-mate first. It is taken from where the offence occurred.

   Kick-off: The way of starting each half-time and each period of extra time or a restart of play after a goal has been scored.

   Match: A single game, lasting 90 minutes and divided into two 45-minute halves. Players are entitled to an interval at half-time not exceeding 15 minutes.

   Midfielder: One of the players generally positioned near the middle of the field and primarily responsible for creating scoring opportunities for the strikers.

   Offside: A violation where a player is closer to the other team's goal line than any defenders except the goalkeeper when receiving a pass.

   Own goal: A goal scored for the opposing team when a player puts the ball into his or her team's goal.

   Penalty area: A space in front of each goal where any of various infringements by the defending team results in a penalty kick for the attacking team; also called the "penalty box".

   Penalty box: A space in front of each goal (16.5m -18 yds) where any of various infringements by the defending team results in a penalty kick for the attacking team; also called the "penalty area".

   Penalty goal: A goal scored from a penalty kick.

   Penalty kick: A free kick directly from the penalty spot 11m (12 yds) in front of the goal with only the goalkeeper defending, awarded when the defending team commits a foul within its penalty area.

   Penalty shoot-out: An extension of the tie-breaking system where, if neither team has won after two extra periods, the teams get a series of five penalty kicks - and more, taken one at a time, if necessary - until one side is ahead.

   Penalty spot: Within each penalty area, a penalty mark is 11m (12 yds) from the midpoint between the goalposts and equidistant to them. This is where the ball is placed for a penalty kick.

   Play the advantage: The referee's option to ignore a violation if it would disrupt action without providing any benefit to the opposing team.

   Red card: Expulsion du terrain ordonnée par l'arbitre au bout de deux cartons jaunes ou après une faute grave telle que cracher, jouer dangereusement, être violent, faire une main intentionnelle ou toute autre faute empêchant un but d'être marqué.

   Save: The act of preventing a goal.

   Sidelines: The two longer boundary lines of the field; also called "touchlines".

   Striker: An offensive player who generally plays far upfield and concentrates on trying to score goals.

   Tackle: To try to take possession of the ball from another player.

   Take a dive: To fake an illegal tackle in an attempt to gain a free kick from the referee; also known as to "act" or "dive".

   Team: A match is played by two teams, each consisting of not more than 11 players, one of whom is the goalkeeper. A match may not start if either team consists of fewer than seven players. Up to a maximum of three substitutes may be used in any official competition.

   Throw-in: A throw from a player on the sideline into the field of play, awarded after the ball goes out over the sideline.

   Touchlines: The two longer boundary lines of the field; also called "sidelines".

   Wall: A defensive formation where defensive players stand shoulder-to-shoulder between an opposing kicker and the goal to try to block a free kick.

   Yellow card: by the referee as a warning to a player for a serious foul or other offences such as persistent fouling, dissent or unsportsmanlike behaviour.

Credit: IOC

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