Noun: tailplane 'teyl,pleyn
- The horizontal airfoil of an aircraft's tail assembly that is fixed and to which the elevator is hinged
"The tailplane was adjusted to improve the plane's trim";
- horizontal stabilizer, horizontal stabiliser [Brit]
Derived forms: tailplanes
Type of: aerofoil [Brit], airfoil [N. Amer], control surface, surface
Part of: horizontal tail
Encyclopedia: Tailplane