1. 
   Alterant
   Al'ter·ant adjective [ Late Latin alterans , present participle: confer French altérant .] Altering; gradually changing. Bacon.
   Found op http://www.encyclo.co.uk/webster/A/63
   
   
2. 
   Alterant
   Al'ter·ant noun An alterative. [ R.] Chambers.
   Found op http://www.encyclo.co.uk/webster/A/63
   
   
3. 
   Alterant
   • (a.) Altering; gradually changing. • (n.) An alterative.
   Found op http://thinkexist.com/dictionary/meaning/alterant/
   
   
4. 
   alterant
   1) Causing change
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/alterant/1
   
   

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