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Hiatus vs Undefined - What's the difference?

hiatus | undefined |

As a noun hiatus

is a gap in a series, making it incomplete.

As an adjective undefined is

lacking a definition or value.

hiatus

English

Noun

(en-noun)
  • A gap in a series, making it incomplete.
  • An interruption, break or pause.
  • An unexpected break from work.
    • The band took a hiatus for three months.
  • (geology) A gap in geological strata.
  • (anatomy) An opening in an organ.
    • Hiatus aorticus is an opening in the diaphragm through which aorta and thoracic duct pass.
  • (linguistics)
  • # A syllable break between two vowels, without an intervening consonant. (Compare diphthong.)
  • # The condition of having such a break.
  • Words like'' reality ''and'' naïve ''contain vowels in hiatus .

    • Synonyms

    * break (1)

    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