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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 ?
It was a mere falsification of the law of aerial perspective, but it startled, almost terrified me.
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.
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.
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.
urging the court to dismiss his graft and falsification charges in relation to the phases four and five of the overpriced Makati City Hall Parking Building II.
Former Vice President Jejomar 'Jojo' Binay and his son, dismissed Makati City Mayor Jejomar Erwin 'Junjun' Binay, were charged on Friday with graft and falsification in connection with the procurement of the P1.
Tehran, SANA- Secretary General of the Islamic Radio and Television Union in Iran Ali Karimian stressed the importance of cooperation of the resistance media outlets in facing what the region is exposed to of terrorist war and falsification of facts.
Le juge d'instruction pres le Pole judiciaire economique et financier a rendu une ordonnance de renvoi de l'affaire de l'homme d'affaires Chafik Jarraya et de trois employes de la municipalite de La Marsa, pour suspicion de falsification de contrats, devant la chambre de mises en accusation pres la Cour d'appel de Tunis.
It does not apply where any of the crimes mentioned therein is complexed with another crime such as estafa through falsification.
Auto Business News-December 21, 2017--Subaru launches internal investigation into possible falsification of vehicle mileage data
The Oireachtas Justice Committee was told the figure for breath tests was a recording issue and corrected overnight, not deliberate falsification.
The Special Investigations Section of the Tennessee Department of Revenue conducted the investigation that led to the indictment and arrest of Shawn Lamar Davis for falsification of a tax return, sales tax evasion and theft.