contrail

English dictionary entry

Meanings

noun
  1. 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.
verb
  1. To produce an artificial cloud of this kind.

Pronunciation

En-us-contrail.ogg

Word forms

contrail contrails contrailing contrailed

Etymology

Blend of condensation + trail.

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