Source : Webster's Revised Unabridged Dictionary (1913)

Vindicatory \Vin"di*ca*to*ry\, a.
   1. Tending or serving to vindicate or justify; justificatory;
      vindicative.

   2. Inflicting punishment; avenging; punitory.

            The afflictions of Job were no vindicatory
            punishments to take vengeance of his sins. --Abp.
                                                  Bramhall.

Source : WordNet®

vindicatory
     adj 1: of or relating to or having the nature of retribution;
            "retributive justice demands an eye for an eye" [syn:
            {retaliatory}, {relatiative}, {retributive}, {retributory}]
     2: given or inflicted in requital according to merits or
        deserts; "retributive justice" [syn: {retributive}, {retributory}]
     3: providing justification [syn: {justificative}, {justificatory}]