Source : Webster's Revised Unabridged Dictionary (1913)

Repeal \Re*peal"\ (r?-p?l"), v. t. [imp. & p. p. {Repealed}
   (-p?ld"); p. pr. & vb. n. {Repealing}.] [OF. repeler to call
   back, F. rappeler; pref. re- re- + OF. apeler, F. appeler, to
   call, L. appellare. See {Appeal}, and. cf. {Repel}.]
   1. To recall; to summon again, as persons. [Obs.]

            The banished Bolingbroke repeals himself, And with
            uplifted arms is safe arrived.        --Shak.

   2. To recall, as a deed, will, law, or statute; to revoke; to
      rescind or abrogate by authority, as by act of the
      legislature; as, to repeal a law.

   3. To suppress; to repel. [Obs.]

            Whence Adam soon repealed The doubts that in his
            heart arose.                          --Milton.

   Syn: To abolish; revoke; rescind; recall; annul; abrogate;
        cancel; reverse. See {Abolish}.

Repeal \Re*peal"\, n.
   1. Recall, as from exile. [Obs.]

            The tribunes are no soldiers; and their people Will
            be as rash in the repeal, as hasty To expel him
            thence.                               --Shak.

   2. Revocation; abrogation; as, the repeal of a statute; the
      repeal of a law or a usage.

Source : WordNet®

repeal
     n : the act of abrogating; an official or legal cancellation
         [syn: {abrogation}, {annulment}]
     v : annul by recalling or rescinding; "He revoked the ban on
         smoking"; "lift an embargo"; "vacate a death sentence"
         [syn: {revoke}, {annul}, {lift}, {countermand}, {reverse},
          {overturn}, {rescind}, {vacate}]