Definition of pyramidal adjective from the Oxford Advanced Learner's Dictionary

     

    pyramidal

     adjective
    adjective
    BrE BrE//ˈpɪrəmɪdl//
     
    ; NAmE NAmE//ˈpɪrəmɪdl//
     
     
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  1. 1having a square or triangular (1) base and sloping sides that meet in a point at the top a pyramidal roof/tent
  2. 2piled in the shape of a pyramid (2) the familiar pyramidal arrangements seen in fruit markets
  3. 3(of an organization or system) in which there are fewer people at each level as you get near the top a pyramidal authoritarian leadership structure