1. 
   degressive
   [adj] - going down by steps 2. [adj] - gradually decreasing in rate on sums below a certain amount
   Found op http://www.webdictionary.co.uk/definition.php?query=degressive
   
   
2. 
   degressive
   adjective (of taxes) gradually decreasing in rate on sums below a certain amount
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=degressive
   
   
3. 
   degressive
   adjective going down by steps
   Found op http://wordnetweb.princeton.edu/perl/webwn?s=degressive
   
   
4. 
   Degressive
   Declining with income or over time. A degressive income tax takes a smaller fraction of higher incomes. Degressivity in trade policy might be a tariff the ad valoren size of which is scheduled to decline over time, or a quota that is scheduled to expand faster than demand for imports.
   Found op http://www-personal.umich.edu/~alandear/glossary/d.html
   
   
5. 
   degressive
   1) Descending
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/degressive/1
   
   

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