What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Illness vs Undefined - What's the difference?

illness | undefined |

As a noun illness

is (countable) an instance of a disease or poor health.

As an adjective undefined is

lacking a definition or value.

illness

English

Noun

  • (countable) An instance of a disease or poor health.
  • (uncountable) A state of bad health or disease.

    • Synonyms

    * (instance) sickness * (state) sickness * See also

    Related terms

    * ill * hypochondriac

    External links

    *

    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