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Contradictory vs Undefined - What's the difference?

contradictory | undefined |

As adjectives the difference between contradictory and undefined

is that contradictory is that contradicts something, such as an argument while undefined is lacking a definition or value.

As a noun contradictory

is (logic) any of a pair of propositions, that cannot both be true or both be false.

contradictory

English

Adjective

(en adjective)
  • That contradicts something, such as an argument.
  • That is itself a contradiction.
  • That is diametrically opposed to something.
  • * Addison
  • Schemes contradictory to common sense.
  • Mutually exclusive.
  • Tending to contradict or oppose, contrarious.
  • Derived terms

    * contradictorily * contradictoriness

    Synonyms

    * opposite * (mutually exclusive ) incompatible

    Noun

    (contradictories)
  • (logic) Any of a pair of propositions, that cannot both be true or both be false.
  • *
  • Hyponyms

    * negation

    See also

    * oxymoron * paradox

    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