downwash

English

From down- +‎ wash

downwash (plural downwashes)

downward air turbulence caused by a propeller or jet, but especially by helicopter blades
The downward 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.

单词	downwash
释义	downwash English Etymology From down- +‎ wash Noun downwash (plural downwashes) downward air turbulence caused by a propeller or jet, but especially by helicopter blades The downward 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. Anagrams wash down, washdown
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