What is "falsifying"

Falsify \Fal"si*fy\, v. t. [imp. & p. p. Falsified; p. pr. & vb. n. Falsifying.] [L. falsus false + -ly: cf. F. falsifier. See False, a.]

1. To make false; to represent falsely.

   The Irish bards use to forge and falsify everything as they list, to please or displease any man.
   --Spenser.

2. To counterfeit; to forge; as, to falsify coin.

3. To prove to be false, or untrustworthy; to confute; to disprove; to nullify; to make to appear false.

   By how much better than my word I am, By so much shall I falsify men's hope.
   --Shak.

   Jews and Pagans united all their endeavors, under Julian the apostate, to baffle and falsify the prediction.
   --Addison.

4. To violate; to break by falsehood; as, to falsify one's faith or word.
   --Sir P. Sidney.

5. To baffle or escape; as, to falsify a blow.
   --Butler.

6. (Law) To avoid or defeat; to prove false, as a judgment.
   --Blackstone.

7. (Equity) To show, in accounting, (an inem of charge inserted in an account) to be wrong.
   --Story. Daniell.

8. To make false by multilation or addition; to tamper with; as, to falsify a record or document.

vb. (present participle of falsify English)

n. the act of determining that something is false [syn: falsification, disproof, refutation]