• Definition for "contrail"
    • A visible path of lines of condensed water…
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contrail definition

  • noun:
    • A visible path of lines of condensed water vapor or ice crystals occasionally developing within the aftermath of an aircraft. Also known as vapor trail.
    • An artificial cloud made by the fatigue of jet plane or wingtip vortices that precipitate a stream of little ice crystals in damp, frigid upper environment.
    • an artificial cloud produced by an aircraft; caused either by condensation as a result of the decrease in environment stress over the wing area or by water vapor in the engine exhaust
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