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Undercover vs Undefined - What's the difference?

undercover | undefined |

As adjectives the difference between undercover and undefined

is that undercover is performed or happening in secret while undefined is lacking a definition or value.

As a noun undercover

is a person who works.

undercover

English

Adjective

(en adjective)
  • Performed or happening in secret.
  • Employed or engaged in spying or secret investigation.

    • Synonyms

    * clandestine * See also

    Related terms

    * cloak-and-dagger

    Noun

    (en noun)
  • A person who works .

    • 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