bedrock

• Nom désignant la roche dure et non altérée située sous les dépôts de surface du sol, ou au sens figuré les principes fondamentaux sur lesquels reposent d'autres vérités.

A noun referring to the solid, unweathered rock beneath surface soil deposits, or metaphorically to the fundamental principles from which other truths are derived.

indénombrable

1. Solid rock layerB2formal

   The solid, unweathered rock that lies beneath surface soil and other loose deposits.

   Roc de fond

   • The construction crew had to drill through the bedrock to lay the foundation.
   • Geologists studied the exposed bedrock along the riverbank.
   • The tunnel was carved directly into the solid bedrock.

   Synonymessubstratesubstratum

2. Fundamental principlesC1formal

   The basic, foundational principles or facts from which other truths or ideas are derived.

   Principes fondamentaux

   • Trust is the bedrock of any strong relationship.
   • The constitution serves as the bedrock of the nation's legal system.
   • These core values are the bedrock of our company culture.

   Synonymesbasiscorecornerstonefoundationgroundworkroot