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Passerby vs Undefined - What's the difference?

passerby | undefined |

As a noun passerby

is alternative spelling of passer-by .

As an adjective undefined is

lacking a definition or value.

passerby

English

Noun

(passersby)
  • Alternative spelling of passer-by .

    • 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