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Unprepared vs Undefined - What's the difference?

unprepared | undefined |

As adjectives the difference between unprepared and undefined

is that unprepared is not prepared; caught by surprise while undefined is lacking a definition or value.

As a noun unprepared

is a black mark given to a pupil who arrives at a lesson without the necessary items or preparation.

unprepared

English

Adjective

(en adjective)
  • Not prepared; caught by surprise.
    • The castle was unprepared for the assault.

    Noun

    (en noun)
  • A black mark given to a pupil who arrives at a lesson without the necessary items or preparation.
  • * 1983 , Ronald B. Lansing, Skylarks and lecterns: a law school charter (page 116)
    • "He's got another rule: Whenever he gets three unprepareds in a row, he leaves the classroom."

    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