Anti-spin

   A rubber racket-covering material having a low friction coefficient with the ball, intended to reduce the effect of spin.

   Ball

   Made of a plastic material, 40mm in diameter, with a weight of 2.7g.

   Court

   One half of the playing surface, separated from the other half by the net.

   Net

   Separates the two different playing zones.

   Pimpled rubber

   A rubber surface consisting of an evenly distributed pattern of raised pips, or pimples, across the surface.

   Pips in

   Pimpled rubber on the surface of the racket blade with the pips inwards, giving a smooth outer surface.

   Pips out

   Pimpled rubber on the face of a racket blade, with the pips outwards.

   Racket

   May be of any size, shape or weight, but the blade must be at least 85% wood.

   Sandwich rbber

   A layer of cellular rubber covered with a layer of pimpled rubber, with pips inward or outward.

   Sponge

   Cellular rubber material used as the under-layer of sandwich rubber.

Credit: IOC

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