What does "falsify" mean?

Falsify: To counterfeit; to forge; as, to falsify coin.

Additional senses

  1. 2.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 baffie and falsify the prediction. Addison.
  2. 3.To violate; to break by falsehood; as, to falsify one's faith or word. Sir P. Sidney.
  3. 4.To baffie or escape; as, to falsify a blow. Bulter.
  4. 5.(Law) To avoid or defeat; to prove false, as a judgment. Blackstone.
  5. 6.(Equity) To show, in accounting, (an inem of charge inserted in an account) to be wrong. Story. Daniell.
  6. 7.To make false by multilation or addition; to tamper with; as, to falsify a record or document.
  7. 8.To tell lies; to violate the truth. It is absolutely and universally unlawful to lie and falsify. South.

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