10. 
    propeller
    device with a central hub and radiating blades placed so that each forms part of a helical (spiral) surface. By its rotation in water or air, a ... [4 related articles]
    Found op http://www.britannica.com/eb/a-z/p/121
    
    
11. 
    Propeller
    [marine] A propeller is a type of fan that transmits power by converting rotational motion into thrust. A pressure difference is produced between the forward and rear surfaces of the airfoil-shaped blade, and a fluid (such as air or water) is accelerated behind the blade. Propeller dynamics ...
    Found op http://en.wikipedia.org/wiki/Propeller_(marine)
    
    
12. 
    propeller
    propeller, device consisting of a hub with one or more blades that propels a craft to which it is attached by rotating its blades in a fluid such as air or water. In the latter part of the 1830s the Swedish-American engineer John Ericsson and the English inventor Sir Francis P. Smith independently p...
    Found op http://www.infoplease.com/ce6/sci/A0840268.html
    
    
13. 
    Propeller
    A propeller is a contrivance for propelling a vehicle by the action of a revolving screw placed in the stern of a boat or frequently the front of an aircraft.
    Found op http://www.probertencyclopaedia.com/browse/GP.HTM
    
    
14. 
    propeller
    Screwlike device used to propel some ships and aeroplanes. A propeller has a number of curved blades that describe a helical path as they rotate with the hub, and accelerate fluid (liquid or gas) backwards during rotation. Reaction to this backward movement of fluid sets up a propulsive thrust forwa...
    Found op http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0006217.html
    
    
15. 
    propeller
    The bladed part which is spun by the boat's engine to propel the vessel through the water.
    Found op http://www.diy-wood-boat.com/Boating-terms.html
    
    
16. 
    Propeller
    The spinning thing that makes an airplane move forward. Often incorrectly used (by Otherpower.com also!) to describe a wind turbine Rotor.
    Found op http://www.otherpower.com/glossary.html
    
    
17. 
    Propeller
    When a rats tail whips around in a circular motion to aid balance eg. when they feel insecurely held.
    Found op http://www.encyclo.co.uk/local/21738
    
    
18. 
    Propeller
    [theatre company] Propeller is a theatre company which presents the plays of William Shakespeare in the UK and around the world. The director is Edward Hall, and the casts are exclusively male actors. ==Background== In the mid 1990s, the artistic director of the Watermill Theatre, Jill Frase...
    Found op http://en.wikipedia.org/wiki/Propeller_(theatre_company)
    
    
19. 
    propeller
    1) Boat mover 2) Mechanical device 3) Propellor 4) Thrust producer
    Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/propeller/1
    
    

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