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Thread: Why Rotor, not Propellor?
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Old 12th Feb 2017, 06:18
  #6 (permalink)  
megan
 
Join Date: Mar 2005
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technically, "rotor" is a set of rotating wings
But so is a propeller.
A helicopter is a "rotary wing" aircraft
Understood, but what is the etymology of the term?
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