- an aircraft with an unpowered, horizontally rotating propeller on a shaft above the fuselage that provides lift for the machine, with forward propulsion being provided by a conventional propeller: superseded in most applications by the helicopter.
Origin of autogiro
First recorded in 1920–25; formerly a trademark
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for autogiro
The man half cuffed her upright and then hurried her toward the autogiro.
Suddenly one of them shot toward the autogiro and the rest followed.
"I am going to buy an autogiro," she announced, with decision.
In silence they buried the treasure and returned to the autogiro.
Or rather, the top of the autogiro, for it was not wholly visible.
- a self-propelled aircraft supported in flight mainly by unpowered rotating horizontal bladesAlso called: gyroplane Compare helicopter
C20: originally a trademark
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012