Hi·er·arch·al Hi·er·arch·ic a. Pertaining to a hierarch. “The great hierarchal standard.”
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  hierarchal
       adj : 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, hierarchic]
             [ant: nonhierarchical]