nonhierarchical

Definitions of nonhierarchical

1. adjective

   not classified hierarchically
   synonyms: nonhierarchic

   ungraded, unordered, unranked

   not arranged in order hierarchically

   antonyms:

   hierarchical

   classified according to various criteria into successive levels or layers

   class-conscious, stratified

   (used of society) socially hierarchical

   gradable

   capable of being graded (for quality or rank or size etc.)

   graded, ranked, stratified

   arranged in a sequence of grades or ranks

   vertical

   of or relating to different levels in a hierarchy (as levels of social class or income group)