Practitioner

//pɹækˈtɪʃənəɹ// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    A person who practices a profession or art, especially law or medicine.

    "The [Isaac] Newton that emerges from the [unpublished] manuscripts is far from the popular image of a rational practitioner of cold and pure reason.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."

  2. 2
    someone who practices a learned profession wordnet
  3. 3
    One who does anything customarily or habitually.

    "On January 31, 2023, four Falun Gong practitioners in Songbu Town, Macheng City, Hubei Province were arrested. Two of the arrested are still detained as of February 25, 2023."

  4. 4
    A sly or artful person. dated

    "[…] the men of St. John's were cunning practitioners, in shaking off their Masters and Heads."

Synonyms

All synonyms
practicianactoragentarchitectauthorcreator

Example

More examples

"He had been a practitioner of Aikido for seven years."

Etymology

Formerly practicioner for *practicianer, from practician + -er (the suffix unnecessarily added, as in musicianer).

Related phrases

arch-practitionercultural practitionergeneral practitionerhealthcare practitionermedical practitionernurse practitionernurse-practitionerrespiratory practitioner

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.