from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
contrail; a visible line of condensation flowing from the edge of an airplane wing or similar structure.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun 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
Sorry, no etymologies found.
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