Last Updated
：2025/11/20
contrail
（ plural ）
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An artificial cloud made by the exhaust of jet aircraft or wingtip vortices that precipitate a stream of tiny ice crystals in moist, frigid upper air.
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contrail
The contrail stretched across the clear blue sky, slowly fading as the jet disappeared over the horizon.
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The contrail stretched across the clear blue sky, slowly fading as the jet disappeared over the horizon.
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