substantiate

• Verbe utilisé pour désigner l'action de fournir des preuves ou des justifications à l'appui d'une affirmation, d'une déclaration ou d'une théorie.

A verb used to indicate the act of providing evidence or proof to support a claim, statement, or theory.

1. C1formal

   To provide evidence or proof to support a claim, statement, or theory.

   Étayer

   • The scientist had to substantiate her hypothesis with experimental data.
   • He failed to substantiate his accusations with any concrete facts.
   • The lawyer presented documents to substantiate the client's claim.

   Synonymesattestback upcertifyconfirmcorroboratedocumentprovesupportvalidateverify

   Antonymescontradictdiscreditdisproveinvalidaterefute

2. Confirm or verifyC1formal

   To confirm the truth or validity of something.

   Confirmer ou vérifier

   • The witness's testimony substantiated the victim's story.
   • Further research is needed to substantiate these findings.
   • The audit substantiated the company's financial reports.

   Synonymesauthenticateconfirmcorroborateestablishprovesupportvalidateverify

   Antonymescontradictdenydisproveinvalidatenegaterefute