DOWNWASH

Downwash

In aeronautics downwash is the air forced down by the aerodynamic action of a wing or helicopter rotor blade in motion, as part of the process of producing lift.

The above text is a snippet from Wikipedia: Downwash
and as such is available under the Creative Commons Attribution/Share-Alike License.

downwash

Noun

  1. downward air turbulence caused by a propeller or jet, but especially by helicopter blades
  2. The downward motion of air as a result of eddies behind a wing or chimney. etc.
    There is significant upwash ahead of the wing and even more downwash behind the wing. — John S. Denker, How It Flies, 2008


The above text is a snippet from Wiktionary: downwash
and as such is available under the Creative Commons Attribution/Share-Alike License.

Need help with a clue?
Try your search in the crossword dictionary!