The Collaborative International Dictionary of English v.0.48:

Violate \Vi"o*late\, v. t. [imp. & p. p. Violates; p. pr. &
   vb. n. Violating.] [L. violatus, p. p. of violare to
   violate, fr. vis strength, force. See Violent.]
   1. To treat in a violent manner; to abuse.
      [1913 Webster]

            His wife Boadicea violated with stripes, his
            daughters with rape.                  --Milton.
      [1913 Webster]

   2. To do violence to, as to anything that should be held
      sacred or respected; to profane; to desecrate; to break
      forcibly; to trench upon; to infringe.
      [1913 Webster]

            Violated vows
            'Twixt the souls of friend and friend. --Shak.
      [1913 Webster]

            Oft have they violated
            The temple, oft the law, with foul affronts.
                                                  --Milton.
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   3. To disturb; to interrupt. "Employed, it seems, to violate
      sleep." --Milton.
      [1913 Webster]

   4. To commit rape on; to ravish; to outrage.
      [1913 Webster]

   Syn: To injure; disturb; interrupt; infringe; transgress;
        profane; deflour; debauch; dishonor.
        [1913 Webster]

WordNet (r) 3.0 (2006):

violate
    v 1: fail to agree with; be in violation of; as of rules or
         patterns; "This sentence violates the rules of syntax"
         [syn: violate, go against, break] [ant: conform to]
    2: act in disregard of laws, rules, contracts, or promises;
       "offend all laws of humanity"; "violate the basic laws or
       human civilization"; "break a law"; "break a promise" [syn:
       transgress, offend, infract, violate, go against,
       breach, break] [ant: keep, observe]
    3: destroy; "Don't violate my garden"; "violate my privacy"
    4: violate the sacred character of a place or language;
       "desecrate a cemetery"; "violate the sanctity of the church";
       "profane the name of God" [syn: desecrate, profane,
       outrage, violate]
    5: force (someone) to have sex against their will; "The woman
       was raped on her way home at night" [syn: rape, ravish,
       violate, assault, dishonor, dishonour, outrage]
    6: destroy and strip of its possession; "The soldiers raped the
       beautiful country" [syn: rape, spoil, despoil,
       violate, plunder]

Moby Thesaurus II by Grady Ward, 1.0:

183 Moby Thesaurus words for "violate":
   abuse, adulterate, afflict, aggrieve, alloy, assault,
   assault sexually, attack, barbarize, batter, befoul, betray,
   bewitch, blight, breach, breach the law, break, break the law,
   brutalize, burn, butcher, canker, care naught for, carry on,
   cheapen, circumvent the law, coarsen, commit a crime, condemn,
   confound, contaminate, contravene, convert, corrupt, crucify,
   curse, damage, debase, debauch, deceive, defalcate, defile,
   deflorate, deflower, defy, degenerate, degrade, denature, deprave,
   desecrate, despoil, destroy, devalue, devirginate, disadvantage,
   dishonor, disobey, disobey the law, disregard, disregard the law,
   disserve, distort, distress, divert, do a mischief, do evil,
   do ill, do violence to, do wrong, do wrong by, doom, embezzle,
   envenom, err, flout, force, foul, get into trouble, go counter to,
   go on, hammer, harass, harm, hex, hurt, ignore, impair, infect,
   infract, infringe, injure, jinx, lay waste, lead astray, loot,
   maladminister, maltreat, maul, menace, misapply, misappropriate,
   misemploy, mishandle, mislead, mismanage, mistreat, misuse, molest,
   mug, not conform, not heed, not keep, not listen, not mind,
   not observe, offend, outrage, overpass, peculate, persecute,
   pervert, pilfer, pillage, play havoc with, play hob with, poison,
   pollute, possess sexually, prejudice, profane, prostitute, rage,
   ramp, rampage, rant, rape, ravage, rave, ravish,
   refuse to cooperate, riot, roar, ruin, sack, savage, scathe,
   scoff at, seduce, set at defiance, set at naught, set naught by,
   sin, slaughter, soil, sow chaos, spoil, storm, sully, taint, take,
   tear, tear around, terrorize, threaten, torment, torture, trample,
   trample on, trample underfoot, trample upon, transgress, trespass,
   twist, ulcerate, vandalize, violate the law, vitiate, vulgarize,
   warp, wound, wreak havoc on, wreck, wrong