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Thereof vs Undefined - What's the difference?

thereof | undefined |

As an adverb thereof

is of this, that or it.

As an adjective undefined is

lacking a definition or value.

thereof

English

Alternative forms

* therof (obsolete)

Adverb

(-)
  • of this, that or it
  • from that circumstance or origin; therefrom, thence

    • See also

    * English pronominal adverbs

    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