1. 
   Preferential
   Pref`er·en'tial adjective Giving, indicating, or having a preference or precedence; as, a preferential claim; preferential shares.
   Found op http://www.encyclo.co.uk/webster/P/149
   
   
2. 
   Preferential
   • (a.) Giving, indicating, or having a preference or precedence; as, a preferential claim; preferential shares.
   Found op http://thinkexist.com/dictionary/meaning/preferential/
   
   
3. 
   preferential
   1) Advantageous 2) Discriminatory
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/preferential/1
   
   

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