Part of speech: noun

In aeronautics a machine in which power to rise is produced by propeilers.

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Usage examples "helicopter":

  1. The helicopter had dropped him at the upper end of the canyon the day before, giving him a chance to reconnoitre and familiarize himself with the terrain once again. - "This Crowded Earth", Robert Bloch.
  2. Nuwell dropped the helicopter lower. - "Rebels of the Red Planet", Charles Louis Fontenay.
  3. Look, there's a government helicopter coming. - "The Black Star Passes", John W Campbell.