- any fixed or movable plane surface on the outside of a rocket providing directional control while the rocket is within the atmosphere.
- a similar plane surface located in the exhaust jet of a reaction engine, providing directional control while the engine is firing.
Origin of vane
Examples from the Web for vaned
Historical Examples of vaned
Through the water the Nevian commander darted along, steering his course accurately by means of his short, vaned tail.Triplanetary
Edward Elmer Smith
I'm now vaned from all such vanities; for what are all those rarities and vagaries to the glory that shall be revealed hereafter?The Expedition of Humphry Clinker
- a sight on a quadrant or compass
- the movable marker on a levelling staff