renounce - definition and synonyms

verb [transitive] formal 

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present tense
present participlerenouncing
past tenserenounced
past participlerenounced
  1. 1
    to state formally that you no longer believe in something or support something

    No progress will be made until the terrorists renounce violence.

    Members of the cult are forced to renounce all their old religious beliefs.

  2. 2
    to state formally that you want to give up a right, title, position etc

    They refuse to renounce their claim on the territory.