Source : Webster's Revised Unabridged Dictionary (1913)

Repudiation \Re*pu`di*a"tion\ (-[hand]"sh?n), n. [Cf.F.
   r['e]pudiation, L. repudiatio.]
   The act of repudiating, or the state of being repuddiated;
   as, the repudiation of a doctrine, a wife, a debt, etc.

Repudiation \Re*pu`di*a"tion\, n.
   One who favors repudiation, especially of a public debt.

Source : WordNet®

repudiation
     n 1: rejecting or disowning or disclaiming as invalid;
          "Congressional repudiation of the treaty that the
          President had negotiated" [syn: {renunciation}]
     2: refusal to acknowledge or pay a debt or honor a contract
        (especially by public authorities); "the repudiation of
        the debt by the city"
     3: the exposure of falseness or pretensions; "the debunking of
        religion has been too successful" [syn: {debunking}]