Definitions of hierarchy

1. a series of ordered groupings of people or things within a system; " put honesty first in her hierarchy of values"

2. Dominion or authority in sacred things.

3. A form of government administered in the church by patriarchs, metropolitans, archbishops, bishops, and, in an inferior degree, by priests.

4. A rank or order of holy beings.

5. The clergy of a church in higher and ower ranks; priesthood; rank of holy beings, as angels; in biology, a series of systematic groups.

6. Rule in sacred matters: persons that so rule: the body of the clergy: a government by priests.

7. A body of organized ecclesiastical rulers; clerical or priestly government.

8. Ranks or orders of the sacred ministry, commonly applied to the order of Episcopal churches; the priesthood.

9. HIERARCHICAL.