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Standpipe vs Undefined - What's the difference?

standpipe | undefined |

As a noun standpipe

is a vertical pipe into which water is pumped so that a desired pressure is available at the bottom.

As an adjective undefined is

lacking a definition or value.

standpipe

English

Noun

(en noun)
  • A vertical pipe into which water is pumped so that a desired pressure is available at the bottom.
  • # A vertical pipe used as an overflow protection drain in certain domestic plumbing fixtures (e.g. flush toilets).
  • The water supply of a building for the use of firefighters.

    • 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