(CNN) Every year, the fact-checking service PolitiFact picks the biggest whopper told by a politician. This isn't the standard-issue deception or misleading statement; this is a lie that has implications well beyond just the lack of truth. This is a lie for the ages. As PolitiFact puts it:

"The distinction is awarded to a statement that is more than ridiculous and wrong. The Lie of the Year — the only time PolitiFact uses the word 'lie' — speaks to a falsehood that proves to be of real consequence and gets repeated in a virtual campaign to undermine an accurate narrative."

This year's biggest lie? President Donald Trump's repeated assertions that the Ukraine whistleblower got the story about his July 25 phone call with Ukrainian President Volodymyr Zelensky all wrong.

"Since the Sept. 26 release of the whistleblower complaint about his call with Ukraine President Volodymyr Zelensky, Trump has insisted more than 80 times that the whistleblower's account is fake, fraudulent, incorrect, 'total fiction,' 'made up,' and 'sooo wrong,'" reads the PolitiFact piece, later adding: "Despite what Trump claims, the whistleblower got the call 'almost completely' right."

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