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Unacceptable vs Undefined - What's the difference?

unacceptable | undefined |

As adjectives the difference between unacceptable and undefined

is that unacceptable is unsatisfactory; not acceptable while undefined is lacking a definition or value.

unacceptable

English

Adjective

(en adjective)
  • unsatisfactory; not acceptable
  • * {{quote-news
    • , year=2011 , date=December 16 , author=Denis Campbell , title=Hospital staff 'lack skills to cope with dementia patients' , work=Guardian citation , page= , passage="This shocking report proves once again that we urgently need a radical shake-up of hospital care," said Jeremy Hughes, chief executive of the Alzheimer's Society. "Given that people with dementia occupy a quarter of hospital beds and that many leave in worse health than when they were admitted, it is unacceptable that training in dementia care is not the norm."}}
  • (linguistics) not conforming to accepted usage

    • Synonyms

    * inacceptable (less common)

    Antonyms

    * acceptable

    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