Definitions
1.nounTraining wheels on a child's bicycle.
2.nounAny person or thing that brings stability.
3.nounAny substance added to something in order to stabilize it.
4.nounA gyroscopically controlled fin or similar device that prevents the excess rolling of a ship in rough seas.
5.nounAn airfoil that stabilizes the flight of an aircraft or missile.
6.nounA piece of backing fabric used in embroidery.