Line Judge: A person designated to observe the passage of tennis balls over the boundary lines of the court. A line judge can declare that a play was within or outside of the play area and cannot be overruled by the players. A line judge must defer to an umpire's decision, even when it contradicts their own observations.

 

Related Words

Line Judge: A person designated to observe the passage of tennis balls over the boundary lines of the court. A line judge can declare that a play was within or outside of the play area and cannot be ove . . . View Full Definition

Noradrenaline: Also known as norepinephrine. A chemical involved in the transmission of nerve impulses.

Nodal Line: A line in an oscillating body of water along which there is a minimum or zero rise and fall of the tide.

Nonlinear Editing (NLE): Editing performed on a computer, in which shots do not have to be placed one after the other (i.e., in a linear fashion).