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Perforation vs Undefined - What's the difference?

perforation | undefined |

As a noun perforation

is the act of perforating or the state of being perforated.

As an adjective undefined is

lacking a definition or value.

perforation

English

Noun

(wikipedia perforation) (en noun)
  • the act of perforating or the state of being perforated
  • any opening in a solid object
  • (medicine) an abnormal opening in an organ, such as a rupture
  • a series of holes punched through something in order to assist in separating parts
  • (mathematics) that portion of a surface that remains after an open disk is removed from it

    • Derived terms

    * perforation gauge

    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