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Whilst vs Undefined - What's the difference?

whilst | undefined |

As a conjunction whilst

is (british|rare or literary in north america) while, at the same time.

As an adjective undefined is

lacking a definition or value.

whilst

English

Alternative forms

* whilest (obsolete) * whylst (obsolete) * whylest (obsolete)

Conjunction

(English Conjunctions)
  • (British, rare or literary in North America) While, at the same time.
  • * {{quote-book, year=1963, author=(Margery Allingham), title=(The China Governess)
    • , chapter=17 citation , passage=The face which emerged was not reassuring. It was blunt and grey, the nose springing thick and flat from high on the frontal bone of the forehead, whilst his eyes were narrow slits of dark in a tight bandage of tissue. […].}}

    Usage notes

    * Mostly restrained to use in . * Rare in North America and may be considered archaic, pedantic or pompous.

    Related terms

    * while

    References

    * (while) * *

    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