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Headwall vs Undefined - What's the difference?

headwall | undefined |

As a noun headwall

is (geography) the highest cliff of a glacial cirque.

As an adjective undefined is

lacking a definition or value.

headwall

English

Noun

(en noun) (wikipedia headwall)
  • (geography) The highest cliff of a glacial cirque.
  • (geology) The steep cliff at the back of a cirque.
  • (civil engineering) A retaining wall at the outlet of a drain or culvert.

    • 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