- a deflection of air downward relative to an airfoil that causes the deflection.
Origin of downwash
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for downwash
It's the downwash of blood from the organ it has kept at fever heat.Black Oxen
Gertrude Franklin Horn Atherton
- the downward deflection of an airflow, esp one caused by an aircraft wing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012