springboard

A flexible board mounted on a fulcrum with one end secured, used by gymnasts to gain momentum, as in vaulting.

Something that helps to launch a career or activity.

An elastic board used in vaulting, etc.

In lumbering, a short, board, shod atone end with an iron calk, which is inserted in a notch cut in a tree, on which the faller stands while felling the tree.

An elastic board, secured at the ends, or at one end, often by elastic supports, used in performing feats of agility or in exercising.

A diving board consisting of a flexible, springy, cantilevered platform, used for diving into water.

A small platform on springs and usually hinged at one end, used to launch or vault onto other equipment.

Anything that gives a person or thing energy or impulse, or that serves to launch or begin something.