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Altar vs Undefined - What's the difference?

altar | undefined |

As a verb altar

is .

As an adjective undefined is

lacking a definition or value.

altar

English

Noun

(en noun)
  • A table or similar flat-topped structure used for religious rites.

    • Derived terms

    * altar boy * altar poem * high altar

    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