Landing gear is the wheels and legs an aircraft lands on. Lower the landing gear.
It folds away in flight, because the drag of leaving it down costs a great deal of fuel. Landing gear tyres are filled with nitrogen and are replaced after a few hundred landings.
1nounlanding gearThe wheels and legs an aircraft lands on.
“The landing gear came down with a noise that alarmed half the cabin.”
landing gear is a part.
Practised in Airport & Flying