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Indoors vs Undefined - What's the difference?

indoors | undefined |

As an adverb indoors

is in or into a building.

As an adjective undefined is

lacking a definition or value.

indoors

English

Adverb

(-)
  • In or into a building.

    • Antonyms

    * outdoors

    Anagrams

    * English words suffixed with -s

    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