upwash

English

Etymology

From up- +‎ wash

Noun

upwash (countable and uncountable, plural upwashes)

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

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