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  1. HIERARCHY Definition & Meaning - Merriam-Webster

    The idea of categorizing groups according to rank readily transferred to the organization of priestly or other governmental rule. The word hierarchy is, in fact, related to a number of governmental words in …

  2. Hierarchy - Wikipedia

    A hierarchy (from Ancient Greek ἱεραρχία (hierarkhía) 'rule of a high priest', from ἱεράρχης (hierárkhēs) 'president of sacred rites') is an arrangement of items (objects, names, values, categories, etc.) that …

  3. Hierarchy | Definition, Types, & Examples | Britannica

    hierarchy, in the social sciences, a ranking of positions of authority, often associated with a chain of command and control. The term is derived from the Greek words hieros (“sacred”) and archein (“rule” …

  4. HIERARCHY Definition & Meaning | Dictionary.com

    Hierarchy describes a system that organizes or ranks things, often according to power or importance. At school the principal is at the top of the staff hierarchy, while the seniors rule the student hierarchy.

  5. HIERARCHY | definition in the Cambridge English Dictionary

    HIERARCHY meaning: 1. a system in which people or things are arranged according to their importance: 2. the people in…. Learn more.

  6. hierarchy noun - Definition, pictures, pronunciation and usage notes ...

    Definition of hierarchy noun from the Oxford Advanced Learner's Dictionary. [countable, uncountable] a system, especially in a society or an organization, in which people are organized into different levels …

  7. HIERARCHY definition and meaning | Collins English Dictionary

    A hierarchy of ideas and beliefs involves organizing them into a system or structure.

  8. Hierarchy - definition of hierarchy by The Free Dictionary

    A group of persons or things organized into successive ranks or grades with each level subordinate to the one above: a career spent moving up through the military hierarchy.

  9. 15 Hierarchy Examples (2026) - Helpful Professor

    Sep 14, 2023 · A hierarchy is a ranking system in which entities (people, data points, etc.) are ranked according to relative importance, status, authority, or another factor.

  10. Hierarchy of Controls | CDC

    Apr 10, 2024 · The hierarchy of controls presents five levels of actions to reduce or remove hazards in workplaces.