The Collaborative International Dictionary of English v.0.48:

Polluted \Pol*lut"ed\, a.
   Defiled; made unclean or impure; debauched. --
   Pol*lut"ed*ly, adv. -- Pol*lut"ed*ness, n.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Pollute \Pol*lute"\, v. t. [imp. & p. p. Polluted; p. pr. &
   vb. n. Polluting.] [L. pollutus, p. p. of polluere to
   defile, to pollute, from a prep. appearing only in comp. +
   luere to wash. See Position, Lave.]
   1. To make foul, impure, or unclean; to defile; to taint; to
      soil; to desecrate; -- used of physical or moral
      defilement.
      [1913 Webster]

            The land was polluted with blood.     --Ps. cvi. 38
      [1913 Webster]

            Wickedness . . . hath polluted the whole earth. --2
                                                  Esd. xv. 6.
      [1913 Webster]

   2. To violate sexually; to debauch; to dishonor.
      [1913 Webster]

   3. (Jewish Law) To render ceremonially unclean; to disqualify
      or unfit for sacred use or service, or for social
      intercourse.
      [1913 Webster]

            Neither shall ye pollute the holy things of the
            children of Israel, lest ye die.      --Num. xviii.
                                                  32.
      [1913 Webster]

            They have polluted themselves with blood. --Lam. iv.
                                                  14.
      [1913 Webster]

   Syn: To defile; soil; contaminate; corrupt; taint; vitiate;
        debauch; dishonor; ravish.
        [1913 Webster]

WordNet (r) 3.0 (2006):

polluted
    adj 1: rendered unwholesome by contaminants and pollution; "had
           to boil the contaminated water"; "polluted lakes and
           streams" [syn: contaminated, polluted]