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Contra vs Undefined - What's the difference?

contra | undefined |

As a noun contra

is street (of houses).

As an adjective undefined is

lacking a definition or value.

contra

English

Preposition

(English prepositions)
  • against; contrary or opposed to

    • Adverb

    (en adverb)
  • to the contrary to something

    • Noun

    (en noun)
  • (label) a deal to swap goods or services
  • (label) an entry that cancels another entry
  • any of the musical instruments in the contrabass range, e.g. contrabassoon, contrabass clarinet or, especially, double bass
  • contra dance

    • Anagrams

    * * * ----

    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