convertiplane


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convertiplane:

see vertical takeoff and landing aircraftvertical takeoff and landing aircraft
(VTOL), craft capable of rising and descending vertically from and to the ground, thus requiring no runway. While a balloon or an airship has obvious VTOL capability, both are very inefficient at moving parallel to the earth's surface.
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convertiplane

[kən′vərd·ə‚plān]
(aerospace engineering)
A hybrid form of heavier-than-air craft capable, because of one or more horizontal rotors or units acting as rotors, of taking off, hovering, and landing in a fashion similar to a helicopter; and once aloft and moving forward, capable, by means of a mechanical conversion, of flying purely as a fixed-wing aircraft, especially in higher speed ranges.

convertiplane

References in periodicals archive ?
V-22 Market: The first convertiplane "to have made it', the V-22, perhaps better known as the Osprey, has for decades been looked upon as an only-for-Americans piece of equipment, mainly because of its price and running costs.
Nearly three dozen civilian and military helicopters, autogiros and convertiplanes wow visitors at the American Helicopter Museum and Education Center, where films, memoirs, documents and choppers old and new detail the past, present and future of rotary aircraft.