order; a series of ordered groupings within a system
Hierarchy in a sentence
The company has a strict hierarchy of management.
Synonyms for hierarchy
order
ranking
levels
Antonyms for hierarchy
equality
chaos
disorder
Practice hierarchy on real SAT questions
Vocabulary like hierarchy appears on the Digital SAT in Words-in-Context questions, where you choose the word that fits a passage's meaning and tone. You can also drill this word with vocabulary flashcards.