| a. | 1. | Of or pertaining to a hierarchy; ordered in a hierarchy. |
| 2. | Pertaining to a transitive relation between objects by which they may be ordered into a hierarchy; |
| Adj. | 1. | hierarchic - 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" Synonyms: hierarchal, hierarchical |