- regressing or tending to regress; retrogressive.
- of, relating to, or effecting regression.
- (of tax) decreasing proportionately with an increase in the tax base.
- obtained from or characterized by backward reasoning.
- regressing or tending to regress
- (of a tax or tax system) levied or graduated so that the rate decreases as the amount taxed increases
- of, relating to, or characteristic of regression