fallacious

• Qualifie un argument, un raisonnement ou une croyance qui repose sur une erreur de logique ou une idée fausse.

Describes an argument or belief that is based on a mistaken belief or unsound reasoning.

1. Based on a mistaken beliefC1formal

   Containing or based on a false or misleading idea or argument.

   fondé sur une croyance erronée

   • His argument was fallacious because it relied on false assumptions.
   • The theory was proven fallacious after further research.
   • She pointed out the fallacious reasoning in his statement.

   Synonymeserroneousfalseflawedincorrectinvalidmistakenspeciousspuriousunsounduntruewrong

   Antonymescorrectlogicalreasonablesoundtruevalid

2. Deceptive or misleadingC1formal

   Tending to deceive or mislead; not truthful.

   Trompeur, fallacieux

   • The advertisement made fallacious claims about the product's effectiveness.
   • His fallacious promises convinced many people to invest.
   • The report was full of fallacious statistics.

   Synonymesdeceptivedelusiveerroneousfalseillusoryinaccuratemisleadingspeciousuntruewrong

   Antonymesaccuratehonestreliabletrustworthytruthfulveracious