Found in the following dictionaries
Enable (Words with friends)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
SOWPODS (Collins Scrabble Words)
OTCWL2014 (NASPA Word List 2014)
TWL06 (NASPA List 2006)
"Autogiro" Definition
noun
An aircraft powered by a conventional propeller and supported in flight by a freewheeling, horizontal rotor that provides lift.
Source: American Heritage Dictionary
A rotary-wing aircraft that employs a propeller for forward motion and a freely rotating rotor for lift.
Source: Merriam-Webster
A form of aircraft with freely rotating horizontal blades and a propeller. It differs from a helicopter in that the blades are not powered but rotate in the slipstream, propulsion being by a conventional mounted engine.
Source: Oxford Dictionary