1. 
   hyperacid
   Having an excessive concentration of acid. ... (05 Mar 2000) ...
   Found op http://www.mondofacto.com/facts/dictionary?hyperacid
   
   
2. 
   hyperacid
   (hi″pәr-as´id) abnormally or excessively acid.
   Found op http://www.encyclo.co.uk/local/21001
   
   
3. 
   hyperacid
   hyperacid, hyperacidity An abnormally high degree of acidity, as of the gastric juice.
   Found op http://www.wordinfo.info/words/index/info/view_unit/1018/
   
   
4. 
   hyperacid
   1) Having an excessive concentration of acid
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/hyperacid/1
   
   

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