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v. fal·si·fied, fal·si·fy·ing, fal·si·fies
1. To state untruthfully; misrepresent.
a. To make false by altering or adding to: falsify testimony.
b. To counterfeit; forge: falsify a visa.
3. To declare or prove to be false.
To make untrue statements; lie.

[Middle English falsifien, from Old French falsifier, from Late Latin falsificāre : Latin falsus, false; see false + Latin -ficāre, -fy.]

fal′si·fi·ca′tion (-fĭ-kā′shən) n.
fal′si·fi′er n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.falsification - any evidence that helps to establish the falsity of something
evidence, grounds - your basis for belief or disbelief; knowledge on which to base belief; "the evidence that smoking causes lung cancer is very compelling"
reductio, reductio ad absurdum - (reduction to the absurd) a disproof by showing that the consequences of the proposition are absurd; or a proof of a proposition by showing that its negation leads to a contradiction
confutation - evidence that refutes conclusively
counterexample - refutation by example
2.falsification - a willful perversion of factsfalsification - a willful perversion of facts  
actus reus, wrongful conduct, misconduct, wrongdoing - activity that transgresses moral or civil law; "he denied any wrongdoing"
overrefinement, twisting, straining, torture, distortion - the act of distorting something so it seems to mean something it was not intended to mean
tergiversation, equivocation - falsification by means of vague or ambiguous language
lying, prevarication, fabrication - the deliberate act of deviating from the truth
dissimulation, deception, dissembling, deceit - the act of deceiving
3.falsification - the act of rendering something false as by fraudulent changes (of documents or measures etc.) or counterfeiting
knavery, dishonesty - lack of honesty; acts of lying or cheating or stealing
frame-up, setup - an act that incriminates someone on a false charge
sophistication - falsification by the use of sophistry; misleading by means of specious fallacies; "he practiced the art of sophistication upon reason"
forgery - criminal falsification by making or altering an instrument with intent to defraud
4.falsification - the act of determining that something is false
determination, finding - the act of determining the properties of something, usually by research or calculation; "the determination of molecular structures"


noun misrepresentation, distortion, tampering with, forgery, deceit, perversion, adulteration, dissimulation recent concern about the falsification of evidence in court
تَزْييف، تَحْريف


[ˌfɔːlsɪfɪˈkeɪʃən] Nfalsificación f


[ˌfɔːlsɪfɪˈkeɪʃən] n [records, documents, information, data] → falsification f; [accounts] → falsification f, maquillage m


(Ver)fälschung f
(= disproving)Widerlegung f, → Falsifikation f (spec)


[ˌfɔːlsɪfɪˈkeɪʃn] nfalsificazione f


(foːls) adjective
1. not true; not correct. He made a false statement to the police.
2. not genuine; intended to deceive. She has a false passport.
3. artificial. false teeth.
4. not loyal. false friends.
ˈfalsehood noun
(the telling of) a lie. She is incapable of (uttering a) falsehood.
ˈfalsify (-fӕi) verb
to make false. He falsified the accounts.
ˌfalsifiˈcation (-fi-) noun
ˈfalsity noun
false alarm
a warning of something which in fact does not happen.
false start
in a race, a start which is declared not valid and therefore has to be repeated.


n. falsificación, distorsión o alteración de un suceso u objeto.
References in classic literature ?
I found that my services were constantly called into requisition for the falsification of business, and the mystification of an individual whom I will designate as Mr.
It was a mere falsification of the law of aerial perspective, but it startled, almost terrified me.
I am not prepared, like Professor Watson, to reject it wholly, but I do consider that it is exceedingly fallible and quite peculiarly liable to falsification in accordance with preconceived theory.
Yet there was no conflagration, no fuss, no searching of the passengers, no whisper of what had happened in the air; instead of a stir there was portentous peace; and it was clear to me that Raffles was not a little disturbed at the falsification of all his predictions.
the parent of the railway company, for playing a key part in the falsification, the sources said.
In the Devonshire and West Valley divisions, officers who reported a captain's falsification of overtime all were forced out of the department or are currently in disciplinary proceedings, the lawsuit states.
A report into the falsification of plutonium-uranium mixed oxide (MOX) fuel data at British Nuclear Fuels Ltd.
Because signatures are specifically linked to their respective electronic records, unauthorized copying or falsification is restricted.
The NII's recommendations call for all those involved in the falsification to be disciplined and for there to be a period of retraining.
Stiles also outlined what made spam-fighting in 2003 unique at the grassroots level for the AOL Postmaster team: "There are many ways in which spammers were using techniques of fraud and falsification to attempt to get their junk email past AOL's anti-spam filters.
already involved in an earnings falsification scandal, said Thursday it has corrected its fiscal 2004 and 2005 group earnings results again by including all special purpose companies in its consolidated results to make its accounting more transparent.
13, when the railway company revealed its falsification of data concerning its stockholders in its financial statements.