Enter a clue or pattern or both:
The Clue
Helicopters' kin (9 letter answer)
The Answer
AUTOGIROS
Tags
Notes
The answer AUTOGIROS is so rare that it appears less than once every 2500 puzzles.
Definition
AUTOGIRO as a noun:
1. (autogiro, autogyro, gyroplane) = an aircraft that is supported in flight by unpowered rotating horizontal wings (or blades); forward propulsion is provided by a conventional propeller