Renunciation

The act of rejecting or renouncing something as invalid

"The President's renunciation of the treaty has upset Congress."

The resignation of an ecclesiastical office

"The bishop's renunciation was on account of his ill health."

The act by which a person abandons a right acquired, but without transferring it to another.

In the Anglican baptismal service, the part in which the candidate in person or by his sureties renounces the Devil and all his works.