1. 
   sailplane
   [v] - fly a plane without an engine
   Found op http://www.webdictionary.co.uk/definition.php?query=sailplane
   
   
2. 
   Sailplane
   A high performance glider capable of soaring flight.
   Found op http://www.aeroplanemonthly.com/glossary/
   
   
3. 
   sailplane
   (from the article `airplane`) ...are usually used for flight training and have the capability to fly reasonable distances when they are catapulted or towed into the air (see ... ...of a slingshot, or by winch tow, which works like a giant fishing reel, with the glider attached to one end like a fish...
   Found op http://www.britannica.com/eb/a-z/s/7
   
   
4. 
   sailplane
   sailplane: see glider.
   Found op http://www.infoplease.com/ce6/sci/A0918344.html
   
   
5. 
   SAILPLANE
   An unpowered, soaring aircraft capable of maintaining level flight for long periods of time after release from tow and of gaining altitude using wind currents, as opposed to a GLIDER.
   Found op http://www.aerofiles.com/glossary.html
   
   
6. 
   sailplane
   1) Fly a plane without an engine 2) Glider 3) Glider of a sort 4) Heavier-than-air craft
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/sailplane/1
   
   

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