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(Aeronautics) another term for vapour trail
a visible condensation of water droplets or ice crystals from the atmosphere, occurring in the wake of an aircraft, rocket, or missile.
[1940–45; con(densation) trail]
A visible cloud streak, usually brilliantly white in color, which trails behind a missile or other vehicle in flight under certain conditions. Also called CONTRAIL.
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|Noun||1.||condensation trail - an artificial cloud created by an aircraft; caused either by condensation due to the reduction in air pressure above the wing surface or by water vapor in the engine exhaust|
cloud - a visible mass of water or ice particles suspended at a considerable altitude