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Ow vs Undefined - What's the difference?

ow | undefined |

As a pronoun ow

is (label).

As an adjective undefined is

lacking a definition or value.

ow

English

Interjection

(en interjection)
  • (Music) Used for emotional emphasis.

    • Usage notes

    In everyday colloquial (spoken or written) usage, the sound may be lengthened, such as in the form , usually to indicate an increase in pain or distress.

    Synonyms

    * oww * ouch * owie

    Anagrams

    * English two-letter words English onomatopoeias ----

    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