hierarchy

hierarchy — noun

1. A hierarchy ranks people, groups, or things into levels where those at the top h

1.nounB2
Definition

A hierarchy ranks people, groups, or things into levels where those at the top have more authority, status, or influence than those lower down.

Example

At the newspaper, a clear hierarchy ranked every position from junior reporter to editor-in-chief.

a clear hierarchy — levels of authority in an organization

Lan studied Maslow's hierarchy of needs in her psychology class last semester.

hierarchy of needs — fixed collocation from psychology

Common collocations
  • social hierarchy
  • political hierarchy
  • corporate hierarchy
  • hierarchy of needs
  • hierarchy of authority
  • a strict hierarchy
  • a rigid hierarchy
  • establish a hierarchy
  • maintain a hierarchy
Synonyms
  • ranking

    focuses on the order itself rather than the system; narrower in scope

  • pecking order

    informal; often used for animal groups or social settings

  • chain of command

    specific to military or formal organizational structures

Antonyms
  • equality

    a state where no levels of authority or status exist

  • anarchy

    absence of any ranking or governing structure

Grammar Patterns

a hierarchy of [people / things / levels]

[adjective] hierarchy

Usage Note

Often followed by 'of' to name the basis of the ranking (hierarchy of needs, hierarchy of authority). Can be countable (a clear hierarchy) or uncountable (social hierarchy exists in most animal groups). The word carries a neutral tone in academic or descriptive use, but may imply unfairness when talking about rigid social structures.

Common Mistakes

I created a hierarchy of my bookshelf color.
I organized my bookshelf by color.
hierarchy works for levels of importance or authority, not for arbitrary arrangement systems.

2. The hierarchy can also refer to the senior leaders and executives who hold the d

2.nounB2
Definition

The hierarchy can also refer to the senior leaders and executives who hold the decision-making power within a company, institution, or other organization.

Example

The hierarchy decided to close the factory without informing the workers on the shop floor.

the hierarchy — collective noun for people at the top

When Diya asked for safer gear, the hierarchy told her to use the current equipment.

Common collocations
  • the party hierarchy
  • the corporate hierarchy
  • the military hierarchy
  • convince the hierarchy
  • the hierarchy decided
  • appeal to the hierarchy
Synonyms
Antonyms
  • rank and file

    the ordinary members of an organization, as opposed to its leaders

Grammar Patterns

the hierarchy + [verb in singular or plural]

verb + the hierarchy

Usage Note

Used as a collective singular noun: it takes a singular verb (the hierarchy has decided) but refers to a group of people. Common in business, academic, and political contexts. Often carries a slightly critical tone — the hierarchy is presented as distant from ordinary workers or members. Distinguish from sense 1: sense 1 describes the ranking SYSTEM; sense 2 refers to the specific PEOPLE at the top.

Common Mistakes

The hierarchy are meeting today.
The hierarchy is meeting today.
hierarchy is a collective noun and takes a singular verb in standard English.

Word family

  • hierarchical
    adjectiveB2
  • hierarchically
    adverbC1
  • hierarchize
    verbC2

Synonym discussion

Sense: noun/1

All five words describe some form of ordered arrangement, but they differ in scope and tone. Ranking is the most general — it simply lists items in a sequence by a criterion (e.g., university rankings) and does not imply any system of authority. Pecking order is informal and often used for animals or social groups where status determines access to resources; it sounds casual and slightly playful. Chain of command is formal and military-style, referring strictly to who reports to whom in an organization — it emphasizes the flow of orders downward. Pyramid structure is visual: it describes an organization with few people at the top and many at the bottom, focusing on shape rather than rules. Ladder suggests a path for individual advancement (climbing the career ladder). Hierarchy is the broadest of the five — it can describe any ranked system but carries a neutral-to-academic tone and is the only term that works for both abstract concepts (hierarchy of needs) and organizational structure (corporate hierarchy). For example, you can say 'the university's hierarchy rejected the proposal' but not 'the university's pecking order rejected the proposal' — pecking order is too informal for institutions.

ranking ↗pecking orderchain of commandpyramid structureladder ↗

Common collocations

Nouns

  • social hierarchy
  • political hierarchy
  • corporate hierarchy
  • party hierarchy
  • military hierarchy
  • power hierarchy
  • class hierarchy

Adverbs

  • rigidly hierarchical
  • strictly ranked

Phrases

  • hierarchy of needs
  • hierarchy of authority
  • hierarchy of importance
  • sense of hierarchy
  • respect the hierarchy

Prepositions

  • in a hierarchy
  • within a hierarchy
  • at the top/bottom of the hierarchy

Etymology

GreekLatinFrenchEnglish

Hierarchy comes from the Greek word hierarchia, meaning 'rule of a high priest.' It was formed from hieros ('sacred, holy') and archos ('ruler, leader'). The term originally described the organization of angels and clergy in the Christian church, where each rank had authority over the one below. Over time, it moved from religious use to describe any graded system of authority or importance, in fields from biology to business management.