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Illumination vs Undefined - What's the difference?

illumination | undefined |

As a noun illumination

is the act of illuminating, or supplying with light; the state of being illuminated.

As an adjective undefined is

lacking a definition or value.

illumination

English

Noun

(en noun)
  • The act of illuminating, or supplying with light; the state of being illuminated.
  • Festive decoration of houses or buildings with lights.
  • Adornment of books and manuscripts with colored illustrations. See illuminate (transitive verb).

    • 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