swing-wing

swing-wing

[swing-wing]
adjective
(of an airplane) having wings whose horizontal angle to the fuselage centerline can be adjusted fore and aft to optimize aerodynamic performance at widely differing speeds.

Origin:
1965–70

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Collins
World English Dictionary
swing-wing
 
adj
1.  of or relating to a variable-geometry aircraft
 
n
2.  a.  such an aircraft
 b.  either wing of such an aircraft

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