Nullify

Pronunciation: /ˈnʌləˌfaɪ/

Nullify (verb)

  1. To make something no longer valid or effective, so it cannot be used or trusted.
  2. To stop the effect of an action or result, so it does not produce the expected outcome.
  3. To take away the power or force of something, making it unable to continue.

Examples

  • The new rule nullifies the old agreement.
  • The judge nullifies the contract because of fraud.