1. 
   roller skating
   [n] - skating on wheels
   Found op http://www.webdictionary.co.uk/definition.php?query=roller%20skating
   
   
2. 
   roller skating
   noun skating on wheels
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=roller%20skating
   
   
3. 
   Roller skating
   Roller skating is the traveling on smooth surfaces with roller skates. It is a form of recreation as well as a sport, and can also be a form of transportation. Skates generally come in three basic varieties: quad roller skates, inline skates or blades and tri-skates, though some have experimented w...
   Found op http://en.wikipedia.org/wiki/Roller_skating
   
   
4. 
   roller skating
   roller skating, gliding on a hard, smooth, durable surface on skates with rollers or wheels, in recent years has become a popular adult sport. Skates mounted on wooden rollers date from the 1860s, and soon wooden wheels replaced the rollers. The ball-bearing skate wheel was invented in the 1880s. Th...
   Found op http://www.infoplease.com/ce6/sports/A0842286.html
   
   
5. 
   roller-skating
   recreational and competitive sport in which the participants use special shoes fitted with small wheels to move about on rinks or paved surfaces. ...
   Found op http://www.britannica.com/eb/a-z/r/62
   
   
6. 
   Rollerskating
   [album] Rollerskating is the fourth studio album by Norwegian singer-songwriter Bertine Zetlitz. The album was released on November 1, 2004 and produced by Fred Ball. == Track listing == ==Chart positions== ...
   Found op http://en.wikipedia.org/wiki/Rollerskating_(album)
   
   

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