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Proficiency vs Undefined - What's the difference?

proficiency | undefined |

As a noun proficiency

is ability, skill, competence.

As an adjective undefined is

lacking a definition or value.

proficiency

English

Noun

(proficiencies)
  • Ability, skill, competence.
    • a test of proficiency in English
    to attain (or to reach) proficiency
  • * {{quote-news
    • , year=2012 , date=April 26 , author=Tasha Robinson , title=Film: Reviews: The Pirates! Band Of Misfits : , work=The Onion AV Club citation , page= , passage=But Pirates! comes with all the usual Aardman strengths intact, particularly the sense that its characters and creators alike are too good-hearted and sweet to nitpick. The ambition is all in the craft rather than in the storytelling, but it’s hard to say no to the proficiency of that craft, or the mild good cheer behind it. }}

    Synonyms

    * ability * command * competence * skill * See also

    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