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Noun: invalidation  in,va-lu'dey-shun
  1. (law) a formal termination (of a relationship or a judicial proceeding etc)
    - annulment

Derived forms: invalidations

Type of: breakup, dissolution

Nearest

inutility
invade
invader
invading
invaginate
invagination
invalid
invalidate
invalidated
invalidating
invalidation
invalidator
invalidism
invalidity
invalidly
invalidness
invaluable
invaluableness
invaluably
Invar
invariability