Open English Wordnet
Adjectives
(a)treatedsubjected 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” (a)treatedgiven medical care or treatment“a treated cold is usually gone in 14 days; if left untreated it lasts two weeks”