mumpsimus

• Nom désignant une croyance ou une coutume traditionnelle que l'on s'obstine à conserver, même lorsqu'elle est manifestement déraisonnable ou erronée.

A noun referring to a traditional belief or custom that is stubbornly maintained even though it is clearly unreasonable or incorrect.

1. Obstinate adherence to outdated ideasC2formal

   A traditional belief or custom that is clung to stubbornly, even when it is clearly unreasonable or incorrect.

   Attachement obstiné à des idées dépassées

   • Despite all the new evidence, he still clings to his mumpsimus about the earth being flat.
   • The committee's mumpsimus prevented them from adopting a more efficient procedure.
   • Her mumpsimus regarding outdated teaching methods frustrated the younger staff.

   Synonymesbigotrydogmatisminflexibilityintransigenceobstinacyold-fashionednessreactionismrigiditystubbornnesstraditionalism