treated

adjective

1. subjected to a physical (or chemical) treatment or action or agent

   adj.all

   Examples

   The sludge of treated sewage can be used as fertilizer.

   Treated timbers resist rot.

   Treated fabrics resist wrinkling.

   Antonyms untreated

   Source: WordNet 3.0

2. given medical care or treatment

   adj.all

   Examples

   A treated cold is usually gone in 14 days; if left untreated it lasts two weeks.

   Source: WordNet 3.0

3. made hard or flexible or resilient especially by heat treatment

   adj.all

   Synonyms hardened tempered toughened

   Antonyms unhardened untempered

   Source: WordNet 3.0