'Hierarchal' definitions:

Definition of 'hierarchal'

(from WordNet)
adjective
Classified according to various criteria into successive levels or layers; "it has been said that only a hierarchical society with a leisure class at the top can produce works of art"; "in her hierarchical set of values honesty comes first" [syn: hierarchical, hierarchal, hierarchic] [ant: nonhierarchic, nonhierarchical]

Definition of 'Hierarchal'

From: GCIDE
  • Hierarchal \Hi"er*arch`al\, Hierarchic \Hi`er*arch"ic\, a. Pertaining to a hierarch. "The great hierarchal standard." --Milton. [1913 Webster] hierarchic