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practitioner

[prak-tish-uh-ner] /prækˈtɪʃ ə nər/
noun
1.
a person engaged in the practice of a profession, occupation, etc.:
a medical practitioner.
2.
a person who practices something specified.
3.
Christian Science. a person authorized to practice healing.
Origin of practitioner
1535-1545
1535-45; alteration of practician (practic + -ian) + -er1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for practitioner
Contemporary Examples
Historical Examples
  • "I shall keep my eye on that practitioner, all the same," Stephen interposed.

    Mrs. Maxon Protests Anthony Hope
  • Do you seriously think of becoming a practitioner of medicine?

    A Mortal Antipathy Oliver Wendell Holmes, Sr.
  • The practitioner came to the Grange as fast as his horse could carry him.

    Fenton's Quest M. E. Braddon
  • In special cases it may be modified as expedient in the judgment of the practitioner.

    The Electric Bath George M. Schweig
  • Eli admitted Mr. Jackson, the Christian Science practitioner.

    The Little Mixer Lillian Nicholson Shearon
British Dictionary definitions for practitioner

practitioner

/prækˈtɪʃənə/
noun
1.
a person who practises a profession or art
2.
(Christian Science) a person authorized to practise spiritual healing
Word Origin
C16: from practician, from Old French praticien, from pratiquer to practise
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for practitioner
n.

1540s, a hybrid formed from practitian "practitioner" (c.1500, from French practicien, from Late Latin practicus "fit for action," see practice (v.)) on model of parishioner. Johnson has as a secondary sense "One who uses any sly or dangerous arts."

Online Etymology Dictionary, © 2010 Douglas Harper
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practitioner in Medicine

practitioner prac·ti·tion·er (prāk-tĭsh'ə-nər)
n.
One who practices medicine or an allied health profession.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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