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Hierarchy vs Undefined - What's the difference?

hierarchy | undefined |

As a noun hierarchy

is a body of authoritative officials organized in nested ranks.

As an adjective undefined is

lacking a definition or value.

hierarchy

English

Noun

(hierarchies)
  • A body of authoritative officials organized in nested ranks.
  • * {{quote-magazine, date=2013-08-10, volume=408, issue=8848, magazine=(The Economist), author=Lexington
    • , title= Keeping the mighty honest , passage=The [Washington] Post's proprietor through those turbulent [Watergate] days, Katharine Graham, held a double place in Washington’s hierarchy : at once regal Georgetown hostess and scrappy newshound, ready to hold the establishment to account.}}
  • Any group of objects ranked so that every one but the topmost is subordinate to a specified one above it.

    • Related terms

    * hierarch * hierarchic * hierarchical * hierarchically

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined