treated in WordNet English dictionary

1. made hard or flexible or resilient especially by heat treatment
   "a sword of tempered steel"; "tempered glass"
   tempered  treated  hardened  toughened 
   
2. subjected to a physical (or chemical) treatment or action or agent
   "the sludge of treated sewage can be used as fertilizer"; "treated timbers resist rot"; "treated fabrics resist wrinkling"
   treated 
   
3. given medical care or treatment
   "a treated cold is usually gone in 14 days; if left untreated it lasts two weeks"
   treated