pitcher –n. the player who throws the ball to the batter in baseball

designated hitter –n. a player who bats (usually in place of the pitcher) but does not play on the field

roster –n. a list of players on the team

rookie –n. a first year player in professional sports (and in some other jobs)

role –n. the part someone plays in a group effort

MVP (Most Valuable Player) –n. an award in some professional sports given to the player considered better than all the others

spectator –n. someone who watches an event, usually a sport with many people in attendance

standing ovation –n. when people stand and clap to recognize a good job by a performer