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Surely vs Undefined - What's the difference?

surely | undefined |

As an adverb surely

is without fail.

As an adjective undefined is

lacking a definition or value.

surely

English

Adverb

(en adverb)
  • Without fail.
  • :
  • Certainly, undoubtedly.
  • :
  • *
  • *:But then I had the flintlock by me for protection. ΒΆ There were giants in the days when that gun was made; for surely no modern mortal could have held that mass of metal steady to his shoulder. The linen-press and a chest on the top of it formed, however, a very good gun-carriage; and, thus mounted, aim could be taken out of the window.
  • With confidence.
  • :

    • Quotations

    *1611 , (King James Version of the Bible), 1:1 *:Forasmuch as many have taken in hand to set forth in order a declaration of those things which are most surely believed among us.

    Synonyms

    * certainly, wis

    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