Hierarchy - Wikipedia A hierarchy (from Greek: ἱεραρχία, hierarkhia, 'rule of a high priest', from hierarkhes, 'president of sacred rites') is an arrangement of items (objects, names, values, categories, etc ) that are represented as being "above", "below", or "at the same level as" one another
HIERARCHICAL definition and meaning | Collins English Dictionary A hierarchical system or organization is one in which people have different ranks or positions, depending on how important they are the traditional hierarchical system of military organization
hierarchical - Wiktionary, the free dictionary hierarchical (not comparable) Pertaining to a hierarchy Of or pertaining to an ecclesiastic or priestly order Classified or arranged according to various criteria into successive ranks or grades
Hierarchal vs. Hierarchical — What’s the Difference? How are "hierarchal" and "hierarchical" different? While both relate to the concept of hierarchy, "hierarchical" is more commonly used and specifically refers to structures with multiple, clearly defined levels