annulment
1. [ noun ] a formal termination (of a relationship or a judicial proceeding etc)
Synonyms: invalidation
Related terms: dissolution dissolution_of_marriage law invalidate
2. [ noun ] the state of being cancelled or annulled
Synonyms: revocation
Related terms: state
3. [ noun ] (law,politics) the act of abrogating; an official or legal cancellation
Synonyms: repeal abrogation
Related terms: cancellation nullification vacation recall derogation revocation revoke