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Pensive vs Undefined - What's the difference?

pensive | undefined |

As adjectives the difference between pensive and undefined

is that pensive is having the appearance of deep, often melancholic, thinking while undefined is lacking a definition or value.

pensive

English

Adjective

(en adjective)
  • Having the appearance of deep, often melancholic, thinking.
  • Looking thoughtful, especially from sadness.
  • * 1748 . David Hume. Enquiries concerning the human understanding and concerning the principles of moral. London: Oxford University Press, 1973. ยง 4.
    • Abstruse thought and profound researches I prohibit, and will severely punish, by the pensive melancholy which they introduce

    Derived terms

    * pensively * pensiveness

    Anagrams

    * ----

    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