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invalidate

 
Verb invalidate has 4 senses
  1. invalidate, annul, quash, void, avoid, nullify - declare invalid; "The contract was annulled"; "void a plea"
    --1 is one way to cancel, strike down
    Antonyms: validate, formalize, formalise
    Derived forms: noun invalidation1, noun invalidator1
    Sample sentences:
    Somebody ----s something
    Something ----s something
  2. cancel, invalidate - of cheques or tickets
    --2 is one way to score, mark
    Sample sentence:
    Somebody ----s something
  3. invalidate, nullify - show to be invalid
    --3 is one way to negate, contradict
    Antonyms: validate
    Sample sentences:
    Somebody ----s something
    Something ----s something
  4. invalidate, void, vitiate - take away the legal force of or render ineffective; "invalidateas a contract"
    --4 is one way to change, alter, modify
    Antonyms: validate
    Derived form: noun invalidation1
    Sample sentences:
    Somebody ----s something
    Something ----s something
invagination invaible invaildate invain invaine invalid invalid invalid copy mode invalidate invalidated invalidates invalidating invalidation invalidations invalidator invalidism invalidity

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