Elevator.
The plane or wing intended to control the vertical flight of the machine.
One who controls the power, driving the machinery.
Front edge of the forward plane of an aeroplane.
A plane or other contrivance which makes for stability.
F
Flexed.
A plane is said to be flexed when it curves upward forming an arc of a circle.
A fixed vertical plane.
Literally a form of lighter than air craft; a gas-born airship.