Refutation (noun)

1. The act of refuting or the state of having been refuted, especially the process of disproving or proving something to be false.
2. A rejection or rejection of an argument, claim, accusation or theory as false or invalid.

Origin:

Derived from the latin verb 'refutare' meaning 'to refute', the word has been in use since the 16th century.

Examples:

1. The refutation of the theory was done through a series of experiments that provided evidence to the contrary.
2. The refutation of the claims was done by presenting evidence and logic to discredit them.
3. The refutation of the allegations was done through a thorough investigation that found no evidence of wrongdoing.
4. The refutation of the argument was done by pointing out the flaws in reasoning and evidence.
5. The refutation of the charges was done by providing a compelling alibi and witnesses.