Definition of bedrock noun from the Oxford Advanced Learner's Dictionary

     

    bedrock

     noun
    noun
    BrE BrE//ˈbedrɒk//
     
    ; NAmE NAmE//ˈbedrɑːk//
     
     
    jump to other results
  1. 1[singular] a strong base for something, especially the facts or the principles on which it is based The poor suburbs traditionally formed the bedrock of the party's support. Honesty is the bedrock of any healthy relationship.
  2. 2[uncountable] the solid rock in the ground below the loose soil and sand
See the Oxford Advanced American Dictionary entry: bedrock