The organization of people at different ranks in an administrative body WordNet 3.0 & Open English WordNet

A hierarchical organization or hierarchical organisation is an organizational structure where every entity in the organization, except one, is subordinate to a single other entity. Wikipedia

A power structure is the way in which power and authority are organized or distributed in an organization or society. Wikipedia

Pecking order or peck order is the colloquial term for the hierarchical system of social organization. Wikipedia

Hierarchical system. Wikipedia Disambiguation

Organizational structure where every entity in the organization, except one, is subordinate to a single other entity Wikidata

Colloquial term for the hierarchical system of social organization Wikidata

The organization of people at different ranks in an administrative body. OmegaWiki

A social, religious, economic or political system or organization in which people or groups of people are ranked with some superior to others based on their status, authority or some other trait. Wiktionary

The usually informal hierarchy of authority or command, often partial or approximate, as determined by the especially natural propensity for domination of different members of a specific group over each other, such as older brothers and sisters over their younger siblings. Wiktionary

The usually informal hierarchy of authority or command, often partial or approximate. Wiktionary (translation)

A system of authoritative power in an institution. Wiktionary

System. Wiktionary (translation)