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Authoritative vs Undefined - What's the difference?

authoritative | undefined |

As adjectives the difference between authoritative and undefined

is that authoritative is arising or originating from a figure of authority while undefined is lacking a definition or value.

authoritative

English

Adjective

(en adjective)
  • Arising or originating from a figure of authority
    • The authoritative rules in this school come not from the headmaster but from the aged matron.
  • Highly accurate or definitive; treated or worthy of treatment as a scholarly authority
    • This book is the world's most authoritative guide to insect breeding habits.
  • Having a commanding style.
    • He instructed us in that booming, authoritative voice of his.

    Synonyms

    * (highly accurate) definitive; precise, proper * (from a position of authority) of record

    Derived terms

    * authoritatively * authoritativeness

    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