Source : Webster's Revised Unabridged Dictionary (1913)

Liberation \Lib`er*a"tion\ (l[i^]b`[~e]r*[=a]"sh[u^]n), n. [L.
   liberatio: cf. F. lib['e]ration. Cf. {Livraison}.]
   The act of liberating or the state of being liberated.

         This mode of analysis requires perfect liberation from
         all prejudged system.                    --Pownall.

Source : WordNet®

liberation
     n 1: the act of liberating someone or something [syn: {release},
          {freeing}]
     2: the attempt to achieve equal rights or status; "she worked
        for women's liberation"
     3: the termination of someone's employment (leaving them free
        to depart) [syn: {dismissal}, {dismission}, {discharge}, {firing},
         {release}, {sack}, {sacking}]