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Occur vs Undefined - What's the difference?

occur | undefined |

As a verb occur

is to happen or take place.

As an adjective undefined is

lacking a definition or value.

occur

English

Verb

(occurr)
  • To happen or take place.
  • * {{quote-book, year=1959, author=(Georgette Heyer), title=(The Unknown Ajax), chapter=1
  • , passage=And no use for anyone to tell Charles that this was because the Family was in mourning for Mr Granville Darracott […]: Charles might only have been second footman at Darracott Place for a couple of months when that disaster occurred , but no one could gammon him into thinking that my lord cared a spangle for his heir.}}
  • To present or offer (itself).
  • (label) To come or be presented to the mind; to suggest (itself).
  • * 1995 , (Theodore Kaczynski), Industrial Society and Its Future ,
  • Apparently it never occurs to them that you can't make rapid, drastic changes in the technology and the economy of a society without causing rapid changes in all other aspects of the society as well, [...]
  • (label) To be present or found.
  • Synonyms

    * (l) * (l) * (l) * (l) * (l)

    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