Look up: autogiro

1. autogiro
   [n] - an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades)
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. autogiro
   autogyro noun an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
3. autogiro
   rotary-wing aircraft, superseded after World War II by the more efficient helicopter. It employed a propeller for forward motion and a freely ... [4 related articles]
   Found on http://www.britannica.com/eb/a-z/a/128
   
   
4. autogiro
   autogyro, autogiro 1. An aircraft powered by a conventional propeller and supported in flight by a freewheeling, horizontal rotor that provides lift. 2. An aircraft with an unpowered, horizontally rotating propeller on a shaft above the fuselage that provides lift for the machine, with forward prop...
   Found on http://www.wordinfo.info/words/index/inf
   
   
5. autogiro
   autogiro (ôtōjī'rō) or gyroplane (jī'ruplān) , type of aircraft supported in the air by a horizontally mounted airfoil similar to that of a helicopter but unpowered. Invented by the Spaniard Juan de la Cierva, it was first flown successfully in Jan., 1923,...
   Found on http://www.infoplease.com/ce6/sci/A08054
   
   
6. autogiro
   Heavier-than-air craft that supports itself in the air with a rotary wing, or rotor. The Spanish aviator Juan de la Cierva designed the first successful autogiro in 1923. The autogiro's rotor provides only lift and not propulsion; it has been superseded by the helicopter, in which the rotor provides both. The autogiro is propelled b...
   Found on http://www.talktalk.co.uk/reference/ency