Falsification

noun

1. The act of falsifying or making false; false representation; the act of deceptively altering, adulterating, counterfeiting, misrepresenting, etc.: as, the falsification of weights and measures, of goods, or of coin; falsification of a record, or of an author's meaning.
2. A showing to be false or erroneous; confutation: as, the falsification of a prediction; the falsification of a charge.
3. In law: The offense of falsifying a record. See falsify, v. t.
4. In equity, the act of showing an item claimed on the credit side of an account to be erroneous.
5. The act of falsifying, or making false; a counterfeiting; the giving to a thing an appearance of something which it is not.