The Collaborative International Dictionary of English v.0.48:

Exterminate \Ex*ter"mi*nate\, v. t. [imp. & p. p.
   Exterminated; p. pr. & vb. n. Exterminating.] [L.
   exterminatus, p. p. of exterminare to abolish, destroy, drive
   out or away; ex out + terminus boundary, limit. See Term.]
   1. To drive out or away; to expel.
      [1913 Webster]

            They deposed, exterminated, and deprived him of
            communion.                            --Barrow.
      [1913 Webster]

   2. To destroy utterly; to cut off; to extirpate; to
      annihilate; to root out; as, to exterminate a colony, a
      tribe, or a nation; to exterminate error or vice.
      [1913 Webster]

            To explode and exterminate rank atheism. --Bentley.
      [1913 Webster]

   3. (Math.) To eliminate, as unknown quantities. [R.]
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

exterminated \exterminated\ adj.
   destroyed completely.

   Syn: annihilated, wiped out(predicate).
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

exterminated
    adj 1: destroyed completely [syn: annihilated, exterminated,
           wiped out(p)]