Invalidate (noun) Definition, Meaning & Examples

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verb (used with object), in·val·i·dat·ed, in·val·i·dat·ing.
  1. to render invalid; discredit.
  2. to deprive of legal force or efficacy; nullify.
verb (tr)
  1. to render weak or ineffective, as an argument
  2. to take away the legal force or effectiveness of; annul, as a contract
Invalidate (noun) Definition, Meaning & Examples

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