[1] : The Collaborative International Dictionary of English v.0.48

treat \treat\, v. t. imp.  p. p. treated; p. pr.  vb. n.
   treating. oe. treten, of. traitier, f. traiter, from l.
   tractare to draw violently, to handle, manage, treat, v.
   intens. from trahere, tractum, to draw. see trace, v. t.,
   and cf. entreat, retreat, trait.
   1. to handle; to manage; to use; to bear one's self toward;
      as, to treat prisoners cruelly; to treat children kindly.
      1913 webster

   2. to discourse on; to handle in a particular manner, in
      writing or speaking; as, to treat a subject diffusely.
      1913 webster

   3. to entertain with food or drink, especially the latter, as
      a compliment, or as an expression of friendship or regard;
      as, to treat the whole company.
      1913 webster

   4. to negotiate; to settle; to make terms for. obs.
      1913 webster

            to treat the peace, a hundred senators
            shall be commissioned.                --dryden.
      1913 webster

   5. med. to care for medicinally or surgically; to manage in
      the use of remedies or appliances; as, to treat a disease,
      a wound, or a patient.
      1913 webster

   6. to subject to some action; to apply something to; as, to
      treat a substance with sulphuric acid. --ure.
      1913 webster

   7. to entreat; to beseech. obs. --ld. berners.
      1913 webster
see also:
treated treating oe trace entreat retreat 
trait 

[2] : WordNet (r) 2.0

treated
     adj 1: 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" ant: untreated
     2: of a specimen for study under a microscope treated with a
        reagent or dye that colors only certain structures
     3: given medical care or treatment; "a treated cold is usually
        gone in 14 days; if left untreated it lasts two weeks"
        ant: untreated
     4: made hard or flexible or resilient especially by heat
        treatment; "a sword of tempered steel"; "tempered glass"
        syn: tempered, hardened, toughened ant: untempered
see also:
untreated tempered hardened toughened untempered 

Treated >> T Words
Treated, definition of term: Treated
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