-āshən noun
( -s )
Etymology: de- + -flation (as in inflation )
1. : an act or instance of deflating : the state of being deflated
2. : a contraction in the volume of available money or credit resulting in a decline of the general price level — contrasted with inflation
3.
[Latin deflat us (past participle of deflare to blow off, from de- + flare to blow) + English -ion — more at blow ]
: wind erosion