dēˈgreshən noun
( -s )
Etymology: Middle English degressioun, from Medieval Latin degression-, degressio, from Latin degressus (past participle of degredi to go down, from de- + -gredi ) to go, step + -ion-, -io -ion — more at congress
1. : a stepping or movement downward : descent — used chiefly as a correlative of progression
2. : the decrease in rate in degressive taxation