Boost your vocab and unleash your potential!

Recently viewed words:
Definitions of invalidate
  1. verb
    declare invalid
    Opposite:
    type of:
  2. verb
    make invalid for use

    Similar: 

    type of:
  3. verb
    take away the legal force of or render ineffective
    "invalidate a contract"

    Similar: 

    Opposite:
    type of:
  4. verb
    show to be invalid

    Similar: 

    Opposite:
    type of:
Examples of invalidate
  • "invalidate a contract"
My lists:
Recently viewed words: