Revocation

n. act of revoking, cancellation, annulment, retraction

Revocation is the act of recalling or annulling, the reversal of an act, the recalling of a grant, or the making void of some deed previously existing. It exists in both canon law and civil law.
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Noun
1. the state of being cancelled or annulled
(synonym) annulment
(hypernym) state
2. the act (by someone having the authority) of annulling something previously done; "the revocation of a law"
(hypernym) abrogation, repeal, annulment
(derivation) revoke, annul, lift, countermand, reverse, repeal, overturn, rescind, vacate

n. revocation, removal, repeal, dismissal

(n.)
The act of calling back, or the state of being recalled; recall.
  

(n.)
The act by which one, having the right, annuls an act done, a power or authority given, or a license, gift, or benefit conferred; repeal; reversal; as, the revocation of an edict, a power, a will, or a license.