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Practitioner vs Undefined - What's the difference?

practitioner | undefined |

As a noun practitioner

is a person who practices a profession or art, especially law or medicine.

As an adjective undefined is

lacking a definition or value.

practitioner

English

(wikipedia practitioner)

Noun

(en noun)
  • A person who practices a profession or art, especially law or medicine.
  • *{{quote-magazine, date=2014-06-21, volume=411, issue=8892, magazine=(The Economist)
    • , title= Magician’s brain , passage=The [Isaac] Newton that emerges from the [unpublished] manuscripts is far from the popular image of a rational practitioner of cold and pure reason. The architect of modern science was himself not very modern. He was obsessed with alchemy.}}
  • One who does anything customarily or habitually.
  • (label) A sly or artful person.
  • * John Whitgift
    • the men of St. John's were cunning practitioners , in shaking off their Masters and Heads.

    Derived terms

    * general practitioner * nurse practitioner * pracademic

    Related terms

    * practic * practicable * practical * practice * practise

    References

    *

    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